Grundy County, IA

County

2024 Population

12,384

US Senator

Chuck Grassley

Republican Party

US Senator

Joni Ernst

Republican Party

2024 Median Age

41.9

0.964% 1-year increase

2024 Poverty Rate

6.52%

1.18% 1-year increase

2024 Median Household Income

$87,205

4.29% 1-year growth

2024 Median Property Value

$198,800

Population & Diversity

Grundy County, IA is home to a population of 12.4k people, from which 98.7% are citizens.

As of 2024, 1.73% of Grundy County, IA residents were born outside of the country (214 people).

In 2024, there were 122 times more White (Non-Hispanic) residents (11.7k people) in Grundy County, IA than any other race or ethnicity. There were 96 Other (Hispanic) and 95 Other (Non-Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

98.7%

2024 Citizenship

99.3%

2023 Citizenship

As of 2024, 98.7% of Grundy County, IA residents were US citizens, which is higher than the national average of 93.2%. In 2023, the percentage of US citizens in Grundy County, IA was 99.3%, meaning that the rate of citizenship has been decreasing.

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

Diversity

Race and Ethnicity

The 3 largest ethnic groups in Grundy County, IA

White (Non-Hispanic)
11.7k ± 87
Other (Hispanic)
96 ± 37
Other (Non-Hispanic)
95 ± 83

1.77%

Hispanic Population

219 people

1.77% of the people in Grundy County, IA are hispanic (219 people).

The following chart shows the 8 races represented in Grundy County, IA 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 Iowa.

Most Common Origin

Mexico
44,333 ± 5,134 people
India
11,889 ± 2,672 people
Guatemala
8,189 ± 2,219 people

In 2024, the most common birthplace for the foreign-born residents of Iowa was Mexico, the natal country of 44,333 Iowa residents, followed by India with 11,889 and Guatemala with 8,189.

Foreign-Born Population

1.73%

2024 Foreign-Born Population

214 people

1.27%

2023 Foreign-Born Population

157 people

As of 2024, 1.73% of Grundy County, IA residents (214 people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Grundy County, IA was 1.27%, meaning that the rate has been increasing.

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

Military

Veterans

Most Common Service Period

Vietnam
182 ± 59
Gulf War (2001-)
111 ± 55
Gulf War (1990s)
72 ± 45

Grundy County, IA has a large population of military personnel who served in Vietnam, 1.64 times greater than any other conflict.

The chart shows the distribution of veterans by conflict in Grundy County, IA.

Health

96.2% of the population of Grundy County, IA has health coverage, with 55.9% on employee plans, 10.1% on Medicaid, 17.1% on Medicare, 12.3% on non-group plans, and 0.963% on military or VA plans.

Primary care physicians in Grundy County, IA see 4,116 patients per year on average, which represents a 0% change from the previous year (4,116 patients). Compare this to dentists who see 4119 patients per year, and mental health providers who see 2064 patients per year.

By gender, of the total number of insured persons, 49.6% were men and 50.4% were women.

Coverage

Patient to Clinician Ratios

4,116 to 1

Patient to Primary Care Physician Ratio in Grundy County, IA

Primary care physicians in Grundy County, IA see an average of 4,116 patients per year. This represents a 0% change from the previous year (4,116 patients).

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

Location of Health Services Facilities

Health Service Type

Top 5 Health Facilities Servicing the Greatest Number of Addresses

Health Practice Name
12345 Community Center Dr., Hayward, CA 94540 Census Tract # 4001
Health Practice Name
12345 Community Center Dr., Hayward, CA 94540 Census Tract # 4002
Health Practice Name
12345 Community Center Dr., Hayward, CA 94540 Census Tract # 4003

Health Care Diversity

In 2024, insured persons according to age ranges were distributed in 25% under 18 years, 16.3% between 18 and 34 years, 38.3% between 35 and 64 years, and 20.4% over 64 years.

By gender, of the total number of insured persons, 49.6% were men and 50.4% were women.

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

Uninsured People

3.75%

Uninsured

55.9%

Employer Coverage

10.1%

Medicaid

17.1%

Medicare

12.3%

Non-Group

0.963%

Military or VA

Between 2023 and 2024, the percent of uninsured citizens in Grundy County, IA grew by 45.5% from 2.58% to 3.75%.

The following chart shows how the percent of uninsured individuals in Grundy County, IA changed over time compared with the percent of individuals enrolled in various types of health insurance.

Health Indicators

Health Outcomes

Indicator

In 2025, the average number of mentally unhealthy days reported in past 30 days (age-adjusted) was 4.55 in Grundy County, IA.

The graphic shows the trend of the indicator in Grundy County, IA.

Health Behaviors

Indicator

In 2025, 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 38.7% in Grundy County, IA.

The graphic shows the trend of the indicator in Grundy County, IA.

Clinical Care

Indicator

In 2025, the percentage of population under age 65 without health insurance was 4.3% in Grundy County, IA.

The graphic shows the trend of the indicator in Grundy County, IA.

Economy

The economy of Grundy County, IA employs 6.32k people. In 2024, the largest industries in Grundy County, IA were Health Care & Social Assistance (1,053 people), Manufacturing (833 people), and Educational Services (714 people), and the highest paying industries were Real Estate & Rental & Leasing ($120,357), Public Administration ($77,222), and Professional, Scientific, & Technical Services ($73,750).

Employment

Occupations

6.32k

2024 Value

± 340

−0.551%

1 Year decline

± 7.53%

From 2023 to 2024, employment in Grundy County, IA declined at a rate of −0.551%, from 6.35k employees to 6.32k employees.

The most common job groups, by number of people living in Grundy County, IA, are Management Occupations (1,142 people), Office & Administrative Support Occupations (574 people), and Production Occupations (480 people). This chart illustrates the share breakdown of the primary jobs held by residents of Grundy County, IA.

Unemployment Insurance Claims

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

This chart shows weekly unemployment insurance claims in Iowa (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.

Industries

Employment by Industries

6.32k

2024 Value

± 340

−0.551%

1 Year decline

± 7.53%

From 2023 to 2024, employment in Grundy County, IA declined at a rate of −0.551%, from 6.35k employees to 6.32k employees.

The most common employment sectors for those who live in Grundy County, IA, are Health Care & Social Assistance (1,053 people), Manufacturing (833 people), and Educational Services (714 people). This chart shows the share breakdown of the primary industries for residents of Grundy County, IA, though some of these residents may live in Grundy County, IA and work somewhere else. Census data is tagged to a residential address, not a work address.

Median Earnings by Industry

$59,345

Median earning men ± $3,620

$38,271

Median earning women ± $3,984

The industries with the best median earnings for men in 2024 are Finance & Insurance, & Real Estate & Rental & Leasing ($98,750), Construction ($78,542), and Public Administration ($77,188).

The industries with the best median earnings for women in 2024 are Public Administration ($80,000), Manufacturing ($69,583), and Professional, Scientific, & Management, & Administrative & Waste Management Services ($47,500).

Employment by Industry Sector

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

Y-Axis

1.48%

Year-over-year growth

Employment change between February 2022 and February 2023

As of February 2023, there are 1.57M people employed in Iowa. This represents a 1.48% 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 10.9%.

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

Establishments by Size

The industries with the most establishments

27
Other Services (except Public Administration)
25
Construction
21
Transportation and Warehousing

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

The visualization shows the number of establishments and its share across establishment sizes.

Payroll by Industry Sector

The industries with the highest total annual payroll

$57k
Construction
$21.9k
Health Care and Social Assistance
$20.8k
Manufacturing

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

Housing & Living

The median property value in Grundy County, IA was $198,800 in 2024, which is 0.598 times smaller than the national average of $332,700. Between 2023 and 2024 the median property value increased from $180,500 to $198,800, a 10.1% increase. The homeownership rate in Grundy County, IA is 84.5%, which is higher than the national average of 65.2%.

People in Grundy County, IA have an average commute time of 23.5 minutes, and they drove alone to work. Car ownership in Grundy County, IA is approximately the same as the national average, with an average of 2 cars per household.

In 2025, 6.27% of the population was living with severe housing problems in Grundy County, IA. From 2014 to 2025, the indicator declined 1.73%.

Housing

Property

$198,800

Median Property Value 2024

±$10,465

$4,323

Median Property Taxes

±$269

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 Grundy County, IA the largest share of households pay taxes in the $3k+ range.

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

Rent vs Own

84.5%

Homeownership

2024

62.3%

Homeowners with Mortgage

2024

In 2024, 84.5% of the housing units in Grundy County, IA were occupied by their owner. This percentage grew from the previous year's rate of 84%.

This chart shows the percentage of owner in Grundy County, IA compared it's parent and neighboring geographies.

Equity

Household Income

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

$87,205

Median Household Income

± $4,831

5.12k

Number of Households

± 300

In 2024, the median household income of the 5.12k households in Grundy County, IA grew to $87,205 from the previous year's value of $83,617.

The following chart displays the households in Grundy County, IA 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 $75k - $100k range.

Wage Distribution

The closest comparable wage GINI for Grundy County, IA is from Iowa.

0.435

2024 Wage GINI in Iowa

0.441

2023 Wage GINI in Iowa

In 2024, the income inequality in Iowa was 0.435 according to the GINI calculation of the wage distribution. Income inequality had a 1.29% decline from 2023 to 2024, which means that wage distribution grew somewhat more even. The GINI for Iowa was lower than than the national average of 0.474. In other words, wages are distributed more evenly in Iowa in comparison to the national average.

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

Transportation

Commuter Transportation

Most Common Commute in 2024

Drove Alone (80.7%)
Worked At Home (9.47%)
Carpooled (7.06%)

In 2024, 80.7% of workers in Grundy County, IA drove alone to work, followed by those who worked at home (9.47%) and those who carpooled to work (7.06%).

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

23.5 minutes

Average Travel Time

Using averages, employees in Grundy County, IA have a shorter commute time (23.5 minutes) than the normal US worker (26.4 minutes). Additionally, 2.52% of the workforce in Grundy County, IA have "super commutes" in excess of 90 minutes.

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

Car Ownership

2 cars

Average Number

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

Poverty

Severe Housing Problems

In 2025, 6.27% of the population was living with severe housing problems in Grundy County, IA. From 2014 to 2025, the indicator declined 1.73%.

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

Poverty & Diversity

6.52% of the population for whom poverty status is determined in Grundy County, IA (798 out of 12.2k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Females 25 - 34, followed by Females 45 - 54 and then Females 75+.

The most common racial or ethnic group living below the poverty line in Grundy County, IA is White, followed by Two Or More and Hispanic.

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 2025, 6.4% of the children was living in poverty in Grundy County, IA. From 2014 to 2025, the indicator declined 1.6%.

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

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

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

Security

Crimes & Accidents

Indicator

In 2022, the number of reported violent crimes offenses per 100,000 population was 97.1 in Grundy County, IA. From 2014 to 2022, the indicator grew 48.6% per 100,000 population.

The graph shows the trend in the number of reported violent crimes offenses per 100,000 population.

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