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Population Review

Monroe, Washington Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates

The population of Monroe, Washington is 19,696 as of the 2023 American Community Survey, making it the 75th-largest city in Washington. The median household income is $107,556, the median home value is $594,300, and the median age is 35.1.

The population has grown 14.8% since 2010 (17,364 → 19,927).

19,696

Population

3090

People / sq mi

$107,556

Median Income

$594,300

Median Home Value

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Monroe covers 6.4 sq mi of land at 3090 people per square mile.

About Monroe, WA

In Monroe, home values do the distinguishing — a median of $594,300. Monroe is a city in Washington with a population of 19,696.

Median household income is $107,556, above the US median of $78,538. The poverty rate is 5.2%, below the national 12.4%. A typical home is worth $594,300, with typical rent around $1,902.

Roughly 26.7% of adults have a bachelor’s, below the national 35.0%. About 13.7% of the workforce is home-based, close to the national 14.0%, and the average commute runs about 29 minutes each way.

High housing values reframe the income picture in Monroe — even solid earnings stretch less against home prices and rents at this level.

Monroe city Population History (2010-2024)

The city of Monroe city had a population of 17,364 in 2010 and 19,927 in 2024, a 14.8% growth over 14 years. The peak was 20,024 in 2020. Average annual growth rate: 1.00%.

2020 · 20K20102024
Monroe city population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

19,927

Population (2024)

17,364

Population (2010)

20,024

Peak (2020)

1.00%

Avg Annual Growth

YearPopulation
201017,364
201117,414
201217,503
201317,685
201417,869
201518,038
201618,387
201718,801
201819,328
201919,776
202020,024
202119,802
202219,401
202319,584
202419,927

Race & Ethnicity

White70.4%
Black or African American3.6%
Asian0.0%
Hispanic or Latino (any race)3.3%
Two or More Races0.0%

Economy & Income

$107,556

Median Household Income

$38,883

Per Capita Income

5.2%

Poverty Rate

2.6%

Unemployment Rate

Housing

$594,300

Median Home Value

$1,902

Median Rent

70.7%

Owner-Occupied

Education

90.3%

High School+

26.7%

Bachelor's+

Commute

1.7%

Drive Alone

69.6%

Public Transit

13.7%

Work From Home

29.2 min

Avg Commute

Community Profile

31.8%

Foreign Born

78.4%

Non-English at Home

7.8%

Veterans

10.2%

With Disability

94.1%

Health Insurance

97.9%

Internet Access

Employment by Industry

Professional, Scientific & Management16.5%
Finance, Insurance & Real Estate14.0%
Manufacturing13.3%
Construction12.3%
Education, Health Care & Social Services7.4%
Information5.3%
Arts, Entertainment & Food Services3.7%
Public Administration3.5%
Transportation & Warehousing3.1%
Retail Trade2.6%
Agriculture & Mining0.6%

Largest cities in Washington

Largest counties in Washington

Part of Washington

Metro areas in Washington

City rankings

Frequently Asked Questions

Monroe, Washington has a population of 19,696 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 75th-largest city in Washington.

The median household income in Monroe, Washington is $107,556, with 5.2% of residents living below the federal poverty level.

The median home value in Monroe, Washington is $594,300, with median monthly rent at $1,902 and a homeownership rate of 70.7%.

The median age in Monroe, Washington is 35.1 years. The population is 56.2% male and 43.8% female.

The population has grown 14.8% since 2010 (17,364 → 19,927).

Where to stay in Monroe

Visiting or relocating to Monroe, WA? Compare hotels and short-term rentals across the metro — live availability and prices.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.