Westminster, Maryland Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Westminster, Maryland is 20,257 as of the 2023 American Community Survey, making it the 69th-largest city in Maryland. The median household income is $79,431, the median home value is $318,100, and the median age is 39.1.
The population has grown 11.6% since 2010 (18,514 → 20,662).
20,257
Population
2995
People / sq mi
$79,431
Median Income
$318,100
Median Home Value
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Westminster covers 6.8 sq mi of land at 2995 people per square mile.
About Westminster, MD
Homeownership is the standout figure in Westminster: 55.5% of homes are owner-occupied, lower than the national rate. With 20,257 residents, Westminster is a city in Maryland.
Median household income is $79,431, near the US median of $78,538. About 9.9% of residents live below the federal poverty level, below the national 12.4%. Median home value is $318,100, with typical rent around $1,410.
35.4% of adults 25 and older hold a bachelor’s degree, near the national average of 35.0%. About 13.8% of the workforce is home-based, close to the national 14.0%, and the average commute runs about 30 minutes each way.
Westminster city Population History (2010-2024)
The city of Westminster city had a population of 18,514 in 2010 and 20,662 in 2024, a 11.6% growth over 14 years. The peak was 20,662 in 2024. Average annual growth rate: 0.81%.
20,662
Population (2024)
18,514
Population (2010)
20,662
Peak (2024)
0.81%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,514 |
| 2011 | 18,483 |
| 2012 | 18,523 |
| 2013 | 18,565 |
| 2014 | 18,536 |
| 2015 | 18,516 |
| 2016 | 18,513 |
| 2017 | 18,553 |
| 2018 | 18,623 |
| 2019 | 18,640 |
| 2020 | 20,130 |
| 2021 | 20,332 |
| 2022 | 20,456 |
| 2023 | 20,627 |
| 2024 | 20,662 |
Race & Ethnicity
| White | 79.6% |
| Black or African American | 7.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.3% |
| Two or More Races | 0.0% |
Economy & Income
$79,431
Median Household Income
$42,490
Per Capita Income
9.9%
Poverty Rate
2.2%
Unemployment Rate
Housing
$318,100
Median Home Value
$1,410
Median Rent
55.5%
Owner-Occupied
Education
90.8%
High School+
35.4%
Bachelor's+
Commute
0.2%
Drive Alone
73.5%
Public Transit
13.8%
Work From Home
29.5 min
Avg Commute
Community Profile
27.0%
Foreign Born
89.2%
Non-English at Home
5.7%
Veterans
16.0%
With Disability
95.7%
Health Insurance
90.4%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.8% |
| Finance, Insurance & Real Estate | 13.5% |
| Education, Health Care & Social Services | 9.5% |
| Public Administration | 8.8% |
| Information | 8.1% |
| Construction | 7.6% |
| Manufacturing | 4.5% |
| Retail Trade | 3.9% |
| Arts, Entertainment & Food Services | 3.8% |
| Transportation & Warehousing | 2.5% |
| Agriculture & Mining | 0.6% |
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City rankings
Frequently Asked Questions
Westminster, Maryland has a population of 20,257 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 69th-largest city in Maryland.
The median household income in Westminster, Maryland is $79,431, with 9.9% of residents living below the federal poverty level.
The median home value in Westminster, Maryland is $318,100, with median monthly rent at $1,410 and a homeownership rate of 55.5%.
The median age in Westminster, Maryland is 39.1 years. The population is 49.5% male and 50.5% female.
The population has grown 11.6% since 2010 (18,514 → 20,662).
Where to stay in Westminster
Visiting or relocating to Westminster, MD? Compare hotels and short-term rentals across the metro — live availability and prices.
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Population, race, income, age, and trends across Maryland
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.