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%.
19,927
Population (2024)
17,364
Population (2010)
20,024
Peak (2020)
1.00%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 17,364 |
| 2011 | 17,414 |
| 2012 | 17,503 |
| 2013 | 17,685 |
| 2014 | 17,869 |
| 2015 | 18,038 |
| 2016 | 18,387 |
| 2017 | 18,801 |
| 2018 | 19,328 |
| 2019 | 19,776 |
| 2020 | 20,024 |
| 2021 | 19,802 |
| 2022 | 19,401 |
| 2023 | 19,584 |
| 2024 | 19,927 |
Race & Ethnicity
| White | 70.4% |
| Black or African American | 3.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.3% |
| Two or More Races | 0.0% |
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 & Management | 16.5% |
| Finance, Insurance & Real Estate | 14.0% |
| Manufacturing | 13.3% |
| Construction | 12.3% |
| Education, Health Care & Social Services | 7.4% |
| Information | 5.3% |
| Arts, Entertainment & Food Services | 3.7% |
| Public Administration | 3.5% |
| Transportation & Warehousing | 3.1% |
| Retail Trade | 2.6% |
| Agriculture & Mining | 0.6% |
Largest cities in Washington
Largest counties in Washington
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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).
Monroe city, WA Climate
Monroe city, WA has an average annual temperature of 10.5°C (51°F) and receives about 1373 mm of precipitation per year. The warmest month is August and the coldest is December. Figures are 1970–2000 climate normals.
10.5°C
Avg Temp
1373
Precip (mm/yr)
Aug
Hottest Month
Dec
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 4° / 39° | 177 mm |
| February | 6° / 42° | 129 mm |
| March | 7° / 45° | 137 mm |
| April | 10° / 49° | 112 mm |
| May | 13° / 55° | 88 mm |
| June | 15° / 59° | 70 mm |
| July | 18° / 64° | 41 mm |
| August | 18° / 64° | 44 mm |
| September | 15° / 59° | 76 mm |
| October | 11° / 51° | 117 mm |
| November | 6° / 44° | 190 mm |
| December | 4° / 39° | 192 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Monroe city, WA
The most comfortable months to visit Monroe city, WA are typically August, July and June, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 25°C high). The coldest is December (near 1°C low). December is usually the wettest month.
Where to stay near Monroe
Visiting or relocating to Monroe, WA? Compare hotels and short-term rentals across the metro — live availability and prices.
Top-rated places to stay near Monroe
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Statewide data for Washington
Population, race, income, age, and trends across Washington
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.