Mercer Island, WA

Census Place

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2023 Population

25,282

0.715% 1-year decline

US Senator

Patty Murray

Democratic Party

US Senator

Maria Cantwell

Democratic Party

2023 Median Age

45.8

1.1% 1-year increase

2023 Poverty Rate

4.64%

11.7% 1-year decrease

2023 Median Household Income

$202,359

5.96% 1-year growth

2023 Median Property Value

$1.88M

11.9% 1-year growth

2023 Employed Population

12,045

1.3% 1-year growth

About

In 2023, Mercer Island, WA had a population of 25.3k people with a median age of 45.8 and a median household income of $202,359. Between 2022 and 2023 the population of Mercer Island, WA declined from 25,464 to 25,282, a −0.715% decrease and its median household income grew from $190,985 to $202,359, a 5.96% increase.

The 5 largest ethnic groups in Mercer Island, WA are White (Non-Hispanic) (65.3%), Asian (Non-Hispanic) (22.2%), Two+ (Non-Hispanic) (8.18%), Two+ (Hispanic) (1.48%), and Black or African American (Non-Hispanic) (1.36%).

None of the households in Mercer Island, WA 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.

89.9% of the residents in Mercer Island, WA are U.S. citizens.

In 2023, the median property value in Mercer Island, WA was $1.88M, and the homeownership rate was 66%.

Most people in Mercer Island, WA drove alone to work, and the average commute time was 24.9 minutes. The average car ownership in Mercer Island, WA was 2 cars per household.

United States Washington King County, WA Seattle-Tacoma-Bellevue, WA King County (Central)--Sammamish, Issaquah, Mercer Island & Newcastle Cities PUMA, WA

Population & Diversity

Mercer Island, WA is home to a population of 25.3k people, from which 89.9% are citizens. As of 2023, 24.5% of Mercer Island, WA residents were born outside of the country (6.19k people).

In 2023, there were 2.94 times more White (Non-Hispanic) residents (16.5k people) in Mercer Island, WA than any other race or ethnicity. There were 5.61k Asian (Non-Hispanic) and 2.07k Two+ (Non-Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

89.9%

2023 Citizenship

90%

2022 Citizenship

As of 2023, 89.9% of Mercer Island, WA residents were US citizens, which is lower than the national average of 93.4%. In 2022, the percentage of US citizens in Mercer Island, WA was 90%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Mercer Island, WA compared to that of it's neighboring and parent geographies.

Diversity

Race and Ethnicity

The 3 largest ethnic groups in Mercer Island, WA

White (Non-Hispanic)
16.5k ± 719
Asian (Non-Hispanic)
5.61k ± 637
Two+ (Non-Hispanic)
2.07k ± 452

2.33%

Hispanic Population

588 people

2.33% of the people in Mercer Island, WA are hispanic (588 people).

The following chart shows the 7 races represented in Mercer Island, WA as a share of the total population.

Global Diversity

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

Most Common Origin

Mexico
244,390 ± 11,943 people
India
101,527 ± 7,771 people
China
86,360 ± 7,174 people

In 2022, the most common birthplace for the foreign-born residents of Washington was Mexico, the natal country of 244,390 Washington residents, followed by India with 101,527 and China with 86,360.

Foreign-Born Population

24.5%

2023 Foreign-Born Population

6.19k people

24.6%

2022 Foreign-Born Population

6.26k people

As of 2023, 24.5% of Mercer Island, WA residents (6.19k people) were born outside of the United States, which is higher than the national average of 13.8%. In 2022, the percentage of foreign-born citizens in Mercer Island, WA was 24.6%, meaning that the rate has been decreasing.

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

Military

Veterans

Most Common Service Period

Vietnam
425 ± 136
Gulf War (1990s)
154 ± 97
Gulf War (2001-)
75 ± 61

Mercer Island, WA has a large population of military personnel who served in Vietnam, 2.76 times greater than any other conflict.

Economy

The economy of Mercer Island, WA employs 12k people. The largest industries in Mercer Island, WA are Professional, Scientific, & Technical Services (2,960 people), Health Care & Social Assistance (1,462 people), and Retail Trade (1,145 people), and the highest paying industries are Information ($221,151), Manufacturing ($184,583), and Professional, Scientific, & Technical Services ($177,731).

Males in Washington have an average income that is 1.34 times higher than the average income of females, which is $73,054. The income inequality in Washington (measured using the Gini index) is 0.47, which is lower than than the national average.

Employment

Occupations

12k

2023 Value

± 761

1.3%

1 Year growth

± 8.75%

From 2022 to 2023, employment in Mercer Island, WA grew at a rate of 1.3%, from 11.9k employees to 12k employees.

The most common job groups, by number of people living in Mercer Island, WA, are Management Occupations (2,608 people), Sales & Related Occupations (1,417 people), and Computer & Mathematical Occupations (1,234 people). This chart illustrates the share breakdown of the primary jobs held by residents of Mercer Island, WA.

Unemployment Insurance Claims

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

This chart shows weekly unemployment insurance claims in Washington (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

12k

2023 Value

± 761

1.3%

1 Year growth

± 8.75%

From 2022 to 2023, employment in Mercer Island, WA grew at a rate of 1.3%, from 11.9k employees to 12k employees.

The most common employment sectors for those who live in Mercer Island, WA, are Professional, Scientific, & Technical Services (2,960 people), Health Care & Social Assistance (1,462 people), and Retail Trade (1,145 people). This chart shows the share breakdown of the primary industries for residents of Mercer Island, WA, though some of these residents may live in Mercer Island, WA and work somewhere else. Census data is tagged to a residential address, not a work address.

Median Earnings by Industry

$150,704

Median earning men ± $11,233

$80,600

Median earning women ± $8,435

The industries with the best median earnings for men in 2023 are Information ($250,001), Professional, Scientific, & Management, & Administrative & Waste Management Services ($195,735), and Manufacturing ($184,931).

The industries with the best median earnings for women in 2023 are Manufacturing ($184,063), Wholesale Trade ($177,368), and Information ($164,545).

Employment by Industry Sector

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

Y-Axis

3.62%

Year-over-year growth

Employment change between February 2022 and February 2023

As of February 2023, there are 3.58M people employed in Washington. This represents a 3.62% 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 10.3%.

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

Civics

In the 2024 presidential election, the popular vote in Washington went to Kamala Harris with 57.2% of the vote. The runner-up was Donald J. Trump (39%), followed by Robert Kennedy (1.4%).

Patty Murray and Maria Cantwell are the senators currently representing the state of Washington. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Washington is currently represented by 10 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

Voting results are not available for Mercer Island, WA. Showing the available data for Washington.

2024 Election Results

Kamala Harris (57.2%)
Democratic Party
Donald J. Trump (39%)
Republican Party
Robert Kennedy (1.4%)
Independent Party

In the 2024 presidential election, the popular vote in Washington went to Kamala Harris with 57.2% of the vote. The runner-up was Donald J. Trump (39%), followed by Robert Kennedy (1.4%).

The following chart shows the popular vote results in Washington for each registered party from 1976 to 2024.

Senator Elections

US Senators from Washington

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

Patty Murray

Senator from Washington

Assumed office on January 3, 1993

Maria Cantwell

Senator from Washington

Assumed office on January 3, 2001

Patty Murray and Maria Cantwell are the senators currently representing Washington.

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 Washington over time, excluding special elections, colored by their political party.

US Representative Elections

US Representatives from Washington

Washington is currently represented by 10 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 Washington have changed over time starting in 2008.

Education

Completions

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.

Working Population

Educational Pyramid

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

Measure

In 2022, 0.975% of men over 25 years of age had not completed any academic degree (no schooling), while 0.954% 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 Washington.

Race

The most common educational levels obtained by the working population in 2022 were High School or Equivalent (1.41M), Some college (1.4M), and Bachelors Degree (1.33M).

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 Mercer Island, WA was $1.88M in 2023, which is 6.21 times larger than the national average of $303,400. Between 2022 and 2023 the median property value increased from $1.68M to $1.88M, a 11.9% increase. The homeownership rate in Mercer Island, WA is 66%, which is approximately the same as the national average of 65%.

People in Mercer Island, WA have an average commute time of 24.9 minutes, and they drove alone to work. Car ownership in Mercer Island, WA is approximately the same as the national average, with an average of 2 cars per household.

Median household income in Mercer Island, WA is $202,359. In 2023, the place with the highest median household income in Mercer Island, WA was Census Tract 245 with a value of $250,001, followed by Census Tract 246.01 and Census Tract 246.02, with respective values of $250,001 and $250,001.

Housing

Property

$1.88M

Median Property Value 2023

±$63,726

$6,529

Median Property Taxes

±$461

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 Mercer Island, WA the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Mercer Island, WA compared to it's parent and neighbor geographies.

Rent vs Own

66%

Homeownership

2023

63.6%

Homeowners with Mortgage

2023

In 2023, 66% of the housing units in Mercer Island, WA were occupied by their owner. This percentage declined from the previous year's rate of 68%.

This chart shows the percentage of owner in Mercer Island, WA 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 245
Census Tract 246.01
Census Tract 246.02

In 2023, the place with the highest Median Household Income (Total) in Mercer Island, WA was Census Tract 245 with a value of $250,001, followed by Census Tract 246.01 and Census Tract 246.02, with respective values of $250,001 and $250,001.

The following map shows all of the places in Mercer Island, WA 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.

$202,359

Median Household Income

± $21,101

9.89k

Number of Households

± 655

In 2023, the median household income of the 9.89k households in Mercer Island, WA grew to $202,359 from the previous year's value of $190,985.

The following chart displays the households in Mercer Island, WA 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 Mercer Island, WA is from Washington.

0.47

2022 Wage GINI in Washington

0.468

2021 Wage GINI in Washington

In 2022, the income inequality in Washington was 0.47 according to the GINI calculation of the wage distribution. Income inequality had a 0.285% growth from 2021 to 2022, which means that wage distribution grew somewhat less even. The GINI for Washington was lower than than the national average of 0.478. In other words, wages are distributed more evenly in Washington in comparison to the national average.

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

Transportation

Commuter Transportation

Most Common Commute in 2023

Drove Alone (51.6%)
Worked At Home (35.7%)
Public Transit (4.59%)

In 2023, 51.6% of workers in Mercer Island, WA drove alone to work, followed by those who worked at home (35.7%) and those who used public transit to get to work (4.59%).

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

24.9 minutes

Average Travel Time

Using averages, employees in Mercer Island, WA have a shorter commute time (24.9 minutes) than the normal US worker (26.6 minutes). Additionally, 1.65% of the workforce in Mercer Island, WA have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Mercer Island, WA compares to that of it's neighboring and parent geographies.

Car Ownership

2 cars

Average Number

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

Poverty

Poverty & Diversity

4.64% of the population for whom poverty status is determined in Mercer Island, WA (1.17k out of 25.2k 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 75+, followed by Females 25 - 34 and then Females 45 - 54.

The most common racial or ethnic group living below the poverty line in Mercer Island, WA is White, followed by Asian 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.

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

98.4% of the population of Mercer Island, WA has health coverage, with 62.2% on employee plans, 4.18% on Medicaid, 14.8% on Medicare, 17.1% on non-group plans, and 0.127% on military or VA plans.

Primary care physicians in King County, WA see 833 patients per year on average, which represents a 0.604% increase from the previous year (828 patients). Compare this to dentists who see 881 patients per year, and mental health providers who see 180 patients per year.

Coverage

Patient to Clinician Ratios

Data is only available at the country level. Showing data for King County, WA.

833 to 1

Patient to Primary Care Physician Ratio in King County, WA

Primary care physicians in King County, WA see an average of 833 patients per year. This represents a 0.604% increase from the previous year (828 patients).

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

Health Care Diversity

In 2023, insured persons according to age ranges were distributed in 23.9% under 18 years, 12.7% between 18 and 34 years, 42.8% between 35 and 64 years, and 20.7% over 64 years.

By gender, of the total number of insured persons, 46.4% were men and 53.6% were women.

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

Uninsured People

1.62%

Uninsured

62.2%

Employer Coverage

4.18%

Medicaid

14.8%

Medicare

17.1%

Non-Group

0.127%

Military or VA

Between 2022 and 2023, the percent of uninsured citizens in Mercer Island, WA declined by 22.9% from 2.1% to 1.62%.

The following chart shows how the percent of uninsured individuals in Mercer Island, WA changed over time compared with the percent of individuals enrolled in various types of health insurance.

Keep Exploring

King County, WA

County

Seattle-Tacoma-Bellevue, WA