Westbrook, Maine Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Westbrook, Maine is 20,484 as of the 2023 American Community Survey, making it the 9th-largest city in Maine. The median household income is $85,868, the median home value is $341,800, and the median age is 37.5.
The population has grown 22.1% since 2010 (17,512 → 21,386).
20,484
Population
1192
People / sq mi
$85,868
Median Income
$341,800
Median Home Value
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Westbrook covers 17.2 sq mi of land at 1192 people per square mile.
About Westbrook, ME
What distinguishes Westbrook is density: among the most sparsely settled of US cities, around 1,192 people per square mile. With 20,484 residents, Westbrook is a city in Maine. It is the #9-largest of all cities in Maine nationally.
Median household income is $85,868, above the US median of $78,538. Poverty runs at 5.4%, below the national 12.4%. The typical home is valued at $341,800, with typical rent around $1,373.
Roughly 39.8% of adults have a bachelor’s, above the national 35.0%. About 18.1% of workers primarily work from home, above the national 14.0%, and the average commute runs about 21 minutes each way.
Westbrook city Population History (2010-2024)
The city of Westbrook city had a population of 17,512 in 2010 and 21,386 in 2024, a 22.1% growth over 14 years. The peak was 21,386 in 2024. Average annual growth rate: 1.45%.
21,386
Population (2024)
17,512
Population (2010)
21,386
Peak (2024)
1.45%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 17,512 |
| 2011 | 17,585 |
| 2012 | 17,626 |
| 2013 | 17,804 |
| 2014 | 17,960 |
| 2015 | 18,026 |
| 2016 | 18,368 |
| 2017 | 18,748 |
| 2018 | 18,978 |
| 2019 | 19,074 |
| 2020 | 20,435 |
| 2021 | 20,683 |
| 2022 | 20,684 |
| 2023 | 20,693 |
| 2024 | 21,386 |
Race & Ethnicity
| White | 83.1% |
| Black or African American | 5.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Economy & Income
$85,868
Median Household Income
$42,871
Per Capita Income
5.4%
Poverty Rate
1.7%
Unemployment Rate
Housing
$341,800
Median Home Value
$1,373
Median Rent
64.3%
Owner-Occupied
Education
95.7%
High School+
39.8%
Bachelor's+
Commute
0.7%
Drive Alone
71.3%
Public Transit
18.1%
Work From Home
20.8 min
Avg Commute
Community Profile
27.2%
Foreign Born
89.0%
Non-English at Home
8.7%
Veterans
11.9%
With Disability
97.8%
Health Insurance
94.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 27.4% |
| Finance, Insurance & Real Estate | 12.4% |
| Information | 11.9% |
| Construction | 7.7% |
| Manufacturing | 7.2% |
| Education, Health Care & Social Services | 6.4% |
| Retail Trade | 3.2% |
| Arts, Entertainment & Food Services | 2.4% |
| Public Administration | 1.8% |
| Transportation & Warehousing | 1.3% |
| Agriculture & Mining | 0.7% |
Largest cities in Maine
Largest counties in Maine
Part of Maine
Metro areas in Maine
City rankings
Frequently Asked Questions
Westbrook, Maine has a population of 20,484 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 9th-largest city in Maine.
The median household income in Westbrook, Maine is $85,868, with 5.4% of residents living below the federal poverty level.
The median home value in Westbrook, Maine is $341,800, with median monthly rent at $1,373 and a homeownership rate of 64.3%.
The median age in Westbrook, Maine is 37.5 years. The population is 47.7% male and 52.3% female.
The population has grown 22.1% since 2010 (17,512 → 21,386).
Where to stay in Westbrook
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Statewide data for Maine
Population, race, income, age, and trends across Maine
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.