St. Mary's County, MD

County

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2023 Population

114,372

0.49% 1-year growth

US Senator

Chris Van Hollen

Democratic Party

US Senator

Angela Alsobrooks

Democratic Party

2023 Median Age

0% 1-year change

2023 Poverty Rate

7.45%

1.89% 1-year decrease

2023 Median Household Income

$114,580

0.802% 1-year growth

2023 Median Property Value

$390,900

3.71% 1-year growth

2023 Employed Population

56,954

0.614% 1-year decline

About

In 2023, St. Mary's County, MD had a population of 114k people with a median age of 37 and a median household income of $114,580. Between 2022 and 2023 the population of St. Mary's County, MD grew from 113,814 to 114,372, a 0.49% increase and its median household income grew from $113,668 to $114,580, a 0.802% increase.

The 5 largest ethnic groups in St. Mary's County, MD are White (Non-Hispanic) (71%), Black or African American (Non-Hispanic) (14.6%), Two+ (Non-Hispanic) (5.55%), Two+ (Hispanic) (2.71%), and Asian (Non-Hispanic) (2.54%).

None of the households in St. Mary's County, MD reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

98.2% of the residents in St. Mary's County, MD are U.S. citizens.

The largest universities in St. Mary's County, MD are St. Mary's College of Maryland (163912) (444 degrees awarded in 2022) and Blades School of Hair Design (16 degrees).

In 2023, the median property value in St. Mary's County, MD was $390,900, and the homeownership rate was 72.6%.

Most people in St. Mary's County, MD drove alone to work, and the average commute time was 30.4 minutes. The average car ownership in St. Mary's County, MD was 2 cars per household.

St. Mary's County, MD borders Calvert County, MD, Charles County, MD, Dorchester County, MD, Somerset County, MD, Northumberland County, VA, and Westmoreland County, VA.

United States Maryland California-Lexington Park, MD

Population & Diversity

St. Mary's County, MD is home to a population of 114k people, from which 98.2% are citizens. As of 2023, 4.41% of St. Mary's County, MD residents were born outside of the country (5.04k people).

In 2023, there were 4.85 times more White (Non-Hispanic) residents (81.2k people) in St. Mary's County, MD than any other race or ethnicity. There were 16.7k Black or African American (Non-Hispanic) and 6.35k Two+ (Non-Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

98.2%

2023 Citizenship

97.6%

2022 Citizenship

As of 2023, 98.2% of St. Mary's County, MD residents were US citizens, which is higher than the national average of 93.4%. In 2022, the percentage of US citizens in St. Mary's County, MD was 97.6%, meaning that the rate of citizenship has been increasing.

The following chart shows US citizenship percentages in St. Mary's County, MD compared to that of it's neighboring and parent geographies.

Diversity

Race and Ethnicity

The 3 largest ethnic groups in St. Mary's County, MD

White (Non-Hispanic)
81.2k ± 806
Black or African American (Non-Hispanic)
16.7k ± 576
Two+ (Non-Hispanic)
6.35k ± 1.01k

5.95%

Hispanic Population

6.81k people

5.95% of the people in St. Mary's County, MD are hispanic (6.81k people).

The following chart shows the 7 races represented in St. Mary's County, MD as a share of the total population.

Global Diversity

The PUMS dataset is not available at the County level, so we are showing data for Maryland.

Most Common Origin

El Salvador
115,960 ± 8,281 people
India
61,668 ± 6,066 people
Nigeria
45,887 ± 5,240 people

In 2022, the most common birthplace for the foreign-born residents of Maryland was El Salvador, the natal country of 115,960 Maryland residents, followed by India with 61,668 and Nigeria with 45,887.

Foreign-Born Population

4.41%

2023 Foreign-Born Population

5.04k people

4.99%

2022 Foreign-Born Population

5.69k people

As of 2023, 4.41% of St. Mary's County, MD residents (5.04k people) were born outside of the United States, which is lower than the national average of 13.8%. In 2022, the percentage of foreign-born citizens in St. Mary's County, MD was 4.99%, meaning that the rate has been decreasing.

The following chart shows the percentage of foreign-born residents in St. Mary's County, MD compared to that of it's neighboring and parent geographies.

Military

Veterans

Most Common Service Period

Gulf War (2001-)
5,220 ± 650
Gulf War (1990s)
2,867 ± 499
Vietnam
2,072 ± 348

St. Mary's County, MD has a large population of military personnel who served in Gulf War (2001-), 1.82 times greater than any other conflict.

Economy

The economy of St. Mary's County, MD employs 57k people. The largest industries in St. Mary's County, MD are Public Administration (10,859 people), Professional, Scientific, & Technical Services (8,204 people), and Construction (5,433 people), and the highest paying industries are Public Administration ($117,870), Utilities ($110,391), and Professional, Scientific, & Technical Services ($92,430).

Males in Maryland have an average income that is 1.24 times higher than the average income of females, which is $77,266. The income inequality in Maryland (measured using the Gini index) is 0.454, which is lower than than the national average.

Employment

Occupations

57k

2023 Value

± 2,151

−0.614%

1 Year decline

± 5.23%

From 2022 to 2023, employment in St. Mary's County, MD declined at a rate of −0.614%, from 57.3k employees to 57k employees.

The most common job groups, by number of people living in St. Mary's County, MD, are Management Occupations (7,066 people), Office & Administrative Support Occupations (5,593 people), and Business & Financial Operations Occupations (5,216 people). This chart illustrates the share breakdown of the primary jobs held by residents of St. Mary's County, MD.

Unemployment Insurance Claims

Data is only available at the state level. Showing data for false.

This chart shows weekly unemployment insurance claims in Maryland (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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Industries

Employment by Industries

57k

2023 Value

± 2,151

−0.614%

1 Year decline

± 5.23%

From 2022 to 2023, employment in St. Mary's County, MD declined at a rate of −0.614%, from 57.3k employees to 57k employees.

The most common employment sectors for those who live in St. Mary's County, MD, are Public Administration (10,859 people), Professional, Scientific, & Technical Services (8,204 people), and Construction (5,433 people). This chart shows the share breakdown of the primary industries for residents of St. Mary's County, MD, though some of these residents may live in St. Mary's County, MD and work somewhere else. Census data is tagged to a residential address, not a work address.

Median Earnings by Industry

$81,930

Median earning men ± $3,686

$52,316

Median earning women ± $4,307

The industries with the best median earnings for men in 2023 are Public Administration ($121,132), Professional, Scientific, & Management, & Administrative & Waste Management Services ($100,029), and Manufacturing ($95,250).

The industries with the best median earnings for women in 2023 are Public Administration ($109,253), Professional, Scientific, & Management, & Administrative & Waste Management Services ($71,042), and Construction ($68,021).

Employment by Industry Sector

Data is only available at the state level. Showing data for Maryland.

Y-Axis

0.617%

Year-over-year growth

Employment change between February 2022 and February 2023

As of February 2023, there are 2.69M people employed in Maryland. This represents a 0.617% increase in employment when compared to February 2022.

Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 13.9%.

The following chart shows monthly employment numbers for each industry sector in Maryland.

Establishments by Size

The industries with the most establishments

178
Professional, Scientific, and Technical Services
157
Construction
113
Other Services (except Public Administration)

The visualization shows the distribution of establishments by industry and by size according to the number of employees.

Depending on the option selected, the visualization shows the number of employees or number of establishments and its share across establishment sizes.

Payroll by Industry Sector

The industries with the highest total annual payroll

$1.04M
Professional, Scientific, and Technical Services
$220k
Health Care and Social Assistance
$160k
Retail Trade

The chart shows the total annual payroll and the average annual payroll by industry.

Civics

In the 2020 presidential election, the popular vote in St. Mary's County, MD went to Donald J. Trump with 55.4% of the vote. The runner-up was Joseph R Biden Jr. (41.6%), followed by Jo Jorgensen (2%).

Chris Van Hollen and Angela Alsobrooks are the senators currently representing the state of Maryland. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Maryland is currently represented by 8 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Elections

Presidential Popular Vote Over Time

2020 Election Results

Donald J. Trump (55.4%)
Republican Party
Joseph R Biden Jr. (41.6%)
Democratic Party
Jo Jorgensen (2%)
Libertarian Party

The following chart shows the popular vote results in St. Mary's County, MD for each registered party from 1976 to 2020.

Senator Elections

US Senators from Maryland

Senatorial voting results are only available at the state level. Showing data for Maryland.

Chris Van Hollen

Senator from Maryland

Assumed office on January 3, 2017

Angela Alsobrooks

Senator from Maryland

Assumed office on January 3, 2025

Chris Van Hollen and Angela Alsobrooks are the senators currently representing Maryland.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in Maryland over time, excluding special elections, colored by their political party.

US Representative Elections

US Representatives from Maryland

Maryland is currently represented by 8 members in the U.S. house.

Members of the House of Representives are elected to 2-year terms, and the following chart shows the how the members for Maryland have changed over time starting in 2008.

Education

In 2022, universities in St. Mary's County, MD awarded 460 degrees. The student population of St. Mary's County, MD in 2022 is skewed towards women, with 626 male students and 922 female students.

Most students graduating from Universities in St. Mary's County, MD are White (344 and 74.8%), followed by Black or African American (38 and 8.26%), Hispanic or Latino (31 and 6.74%), and Two or More Races (21 and 4.57%).

The largest universities in St. Mary's County, MD by number of degrees awarded are St. Mary's College of Maryland (163912) (444 and 96.5%) and Blades School of Hair Design (16 and 3.48%).

The most popular majors in St. Mary's County, MD are General Psychology (71 and 15.4%), General Biological Sciences (41 and 8.91%), and General Economics (40 and 8.7%).

The median tuition cost in St. Mary's County, MD for a public four year colleges is $12,116 for in-state students and $28,192 for out-of-state students.

Admissions & Enrollments

Applicants, Admissions & Enrolled

University

Measure

In 2022 in St. Mary's County, MD, the percentage of applicants admitted was 77.3%, while the percentage of admitted who enrolled was 18.1%. The number of students enrolled in 2022 was 1,548 (40.4% men and 59.6% women).

The line chart shows the evolution of the percentage of applicants admitted, admitted who enrolled or the number of students enrolled according to the option selected in the upper button.

Enrollments by Gender and Races

Universities

In 2022 there were 1,548 students enrolled in St. Mary's County, MD, 40.4% men and 59.6% women.

By race, the largest number of students enrolled was concentrated in White with 1,057 records, of which 59.2% were women and 40.8% men.

Completions

Concentrations

Most Common

General Economics
40 degrees awarded
General Psychology
71 degrees awarded
General Biological Sciences
41 degrees awarded

In 2022, the most common concentation for Bachelors Degree recipients in St. Mary's County, MD was General Economics with 40 degrees awarded.

This visualization illustrates the percentage of students graduating with a Bachelors Degree from schools in St. Mary's County, MD according to their major.

Universities

Gender

Race

Largest Universities by degrees awarded

St. Mary's College of Maryland (163912)
444 degrees awarded
Blades School of Hair Design
16 degrees awarded

In 2022, the institution with the largest number of graduating students was St. Mary's College of Maryland (163912) with 444 degrees awarded.

Student Diversity

University

In 2022, 181 men were awarded degrees from institutions in St. Mary's County, MD, which is 0.649 times less than the 279 female students who received degrees in the same year.

In 2022 the most common race/ethnicity group awarded degrees at institutions was White students. These 344 degrees mean that there were 9.05 times more degrees awarded to White students then the next closest race/ethnicity group, Black or African American, with 38 degrees awarded.

Awarded Degrees over Time

The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

Tuition

Average Net Price by Sector

Universities

Public, 4-year or above ($12,116) is the sector with the highest median state tuition in 2022.

Public, 4-year or above ($3,068) is the sector with the highest median state fee in 2022.

Public, 4-year or above ($850) is the sector with the highest average net price of books and supplies.

The graph shows the average net price by sector and year.

Working Population

Educational Pyramid

Data is only available at the state level. Showing data for Maryland.

Measure

In 2022, 1.12% of men over 25 years of age had not completed any academic degree (no schooling), while 1.05% of women were in the same situation.

This visualization shows the gender distribution of the population according to the academic level reached.

Educational Attainment

Data is only available at the state level. Showing data for Maryland.

Race

The most common educational levels obtained by the working population in 2022 were High School or Equivalent (1.2M), Bachelors Degree (1.04M), and Some college (961k).

This visualization illustrates the percentage distribution of the population according to the highest educational level reached. You can filter the data by race by using the selector above.

Housing & Living

The median property value in St. Mary's County, MD was $390,900 in 2023, which is 1.29 times larger than the national average of $303,400. Between 2022 and 2023 the median property value increased from $376,900 to $390,900, a 3.71% increase. The homeownership rate in St. Mary's County, MD is 72.6%, which is approximately the same as the national average of 65%.

People in St. Mary's County, MD have an average commute time of 30.4 minutes, and they drove alone to work. Car ownership in St. Mary's County, MD is approximately the same as the national average, with an average of 2 cars per household.

Median household income in St. Mary's County, MD is $114,580. In 2023, the tract with the highest Median Household Income in St. Mary's County, MD was Census Tract 8754 with a value of $146,016, followed by Census Tract 8757 and Census Tract 8752.01, with respective values of $139,912 and $133,494.

In 2023, 12.2% of the population was living with severe housing problems in St. Mary's County, MD. From 2014 to 2023, the indicator declined 1.24%.

Housing

Property

$390,900

Median Property Value 2023

±$8,531

$30,325

Median Property Taxes

±$1,254

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In St. Mary's County, MD the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in St. Mary's County, MD compared to it's parent and neighbor geographies.

Rent vs Own

72.6%

Homeownership

2023

67.4%

Homeowners with Mortgage

2023

In 2023, 72.6% of the housing units in St. Mary's County, MD were occupied by their owner. This percentage grew from the previous year's rate of 72.5%.

This chart shows the percentage of owner in St. Mary's County, MD compared it's parent and neighboring geographies.

Equity

Income by Location

Use the dropdown to filter by race/ethnicity.

Race/Ethnicity

Highest Median Household Income (Total)

Census Tract 8754
Census Tract 8757
Census Tract 8752.01

In 2023, the tract with the highest Median Household Income (Total) in St. Mary's County, MD was Census Tract 8754 with a value of $146,016, followed by Census Tract 8757 and Census Tract 8752.01, with respective values of $139,912 and $133,494.

The following map shows all of the tracts in St. Mary's County, MD colored by their Median Household Income (Total).

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.

$114,580

Median Household Income

± $4,177

41.7k

Number of Households

± 1,628

In 2023, the median household income of the 41.7k households in St. Mary's County, MD grew to $114,580 from the previous year's value of $113,668.

The following chart displays the households in St. Mary's County, MD distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $200k+ range.

Wage Distribution

The closest comparable wage GINI for St. Mary's County, MD is from Maryland.

0.454

2022 Wage GINI in Maryland

0.456

2021 Wage GINI in Maryland

In 2022, the income inequality in Maryland was 0.454 according to the GINI calculation of the wage distribution. Income inequality had a 0.498% decline from 2021 to 2022, which means that wage distribution grew somewhat more even. The GINI for Maryland was lower than than the national average of 0.478. In other words, wages are distributed more evenly in Maryland in comparison to the national average.

This chart shows the number of workers in Maryland across various wage buckets compared to the national average.

Transportation

Commuter Transportation

Most Common Commute in 2023

Drove Alone (75%)
Worked At Home (15.3%)
Carpooled (5.39%)

In 2023, 75% of workers in St. Mary's County, MD drove alone to work, followed by those who worked at home (15.3%) and those who carpooled to work (5.39%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

Commute Time

30.4 minutes

Average Travel Time

Using averages, employees in St. Mary's County, MD have a longer commute time (30.4 minutes) than the normal US worker (26.6 minutes). Additionally, 7.76% of the workforce in St. Mary's County, MD have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in St. Mary's County, MD compares to that of it's neighboring and parent geographies.

Car Ownership

2 cars

Average Number

The following chart displays the households in St. Mary's County, MD distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in St. Mary's County, MD have 2 cars.

Poverty

Severe Housing Problems

In 2023, 12.2% of the population was living with severe housing problems in St. Mary's County, MD. From 2014 to 2023, the indicator declined 1.24%.

The graph shows the trend of the percentage of the population living with severe housing problems.

Poverty & Diversity

7.45% of the population for whom poverty status is determined in St. Mary's County, MD (8.34k out of 112k people) live below the poverty line, a number that is lower than the national average of 12.4%. The largest demographic living in poverty are Females 25 - 34, followed by Females 45 - 54 and then Females 18 - 24.

The most common racial or ethnic group living below the poverty line in St. Mary's County, MD is White, followed by Black and Two Or More.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

Children in Poverty

In 2023, 10.1% of the children was living in poverty in St. Mary's County, MD. From 2014 to 2023, the indicator declined 2%.

The graph shows the trend of the percentage of the children living in poverty.

Social Needs

Data only available at the state level.

Most prevalent states

California
35,798 individuals
New York
5,087 individuals
Florida
4,915 individuals

In 2017, California had the highest estimated number of chronically homeless individuals in the nation, at 35,798. New York has the second highest (5,087), followed by Florida (4,915).

The following map shows the estimated number of chronically homeless individuals by state over multiple years.

Health

96.3% of the population of St. Mary's County, MD has health coverage, with 51.5% on employee plans, 13.5% on Medicaid, 8.71% on Medicare, 15.2% on non-group plans, and 7.36% on military or VA plans.

Primary care physicians in St. Mary's County, MD see 2440 patients per year on average, which represents a 1.13% decrease from the previous year (2468 patients). Compare this to dentists who see 1974 patients per year, and mental health providers who see 715 patients per year.

By gender, of the total number of insured persons, 49.5% were men and 50.5% were women.

Coverage

Patient to Clinician Ratios

2,440 to 1

Patient to Primary Care Physician Ratio in St. Mary's County, MD

Primary care physicians in St. Mary's County, MD see an average of 2,440 patients per year. This represents a 1.13% decrease from the previous year (2,468 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in St. Mary's County, MD in comparison to its neighboring geographies.

Health Care Diversity

In 2023, insured persons according to age ranges were distributed in 26.4% under 18 years, 20.8% between 18 and 34 years, 39.1% between 35 and 64 years, and 13.7% over 64 years.

By gender, of the total number of insured persons, 49.5% were men and 50.5% were women.

The following chart shows the number of people with health coverage by gender.

Uninsured People

3.74%

Uninsured

51.5%

Employer Coverage

13.5%

Medicaid

8.71%

Medicare

15.2%

Non-Group

7.36%

Military or VA

Between 2022 and 2023, the percent of uninsured citizens in St. Mary's County, MD declined by 5.76% from 3.96% to 3.74%.

The following chart shows how the percent of uninsured individuals in St. Mary's County, MD changed over time compared with the percent of individuals enrolled in various types of health insurance.

Health Indicators

Health Outcomes

Indicator

In 2023, the number of deaths among residents under age 18 per 100,000 population was 40.3 in St. Mary's County, MD.

The graphic shows the trend of the indicator in St. Mary's County, MD.

Health Behaviors

Indicator

In 2023, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 36.5% in St. Mary's County, MD.

The graphic shows the trend of the indicator in St. Mary's County, MD.