Westminster, MD demographics:
population, income, and more

Total population
20,445
0.9% year-over-year change
Median household income
$86,219/yr
8.6% year-over-year change
Housing units
8,263
-1.0% year-over-year change

Westminster population

How many people live in Westminster

Westminster is home to 20,445 residents, according to the most recent Census data. Gender-wise, 49.2% of Westminster locals are male, and 50.8% are female.

Total population
20,445
0.9% year-over-year change
Gender ratio
Male
49.2%
10,051
Female
50.8%
10,394
Value Percent YoY change
Male 10,051 49.2% 0.3%
Female 10,394 50.8% 1.6%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Westminster is 38, with the population distributed as follows: about 14% are children under 15, then 18.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.5% of the population, while another 23.9% fall into the 45 to 64 bracket. Finally, around 17.6% are 65 or older.

Median age
38.5
Age breakdown
Under 15
14%
15 to 24
18.1%
25 to 44
26.5%
45 to 64
23.9%
Over 65
17.6%
Value Percent YoY change
Under 15 2,857 14% -0.2%
15 to 24 3,698 18.1% 2.1%
25 to 44 5,423 26.5% 3.4%
45 to 64 4,879 23.9% -1.1%
Over 65 3,588 17.6% -0.1%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Westminster, 88.9% of the population are US-born citizens, while 5.4% have gained naturalized citizenship. At the same time, 5.7% of residents are non-citizens. As for race, 77.5% of locals are Caucasian, 8% are African American and 4% have Asian roots. There’s also a share of 6.6% that includes residents with two or more races.

Citizenship
U.S.-born citizens
88.9%
Non-U.S.-born citizens
5.4%
Non-citizens
5.7%
Value Percent YoY change
U.S.-born citizens 18,174 88.9% -0.1%
Non-U.S.-born citizens 1,102 5.4% -0.2%
Non-citizens 1,169 5.7% 22.9%
Racial breakdown
White
77.5%
Black or African American
8%
American Indian and Alaska Native
0.1%
Asian
4%
Native Hawaiian and other Pacific Islander
0%
Two or more races
6.6%
Other
3.8%
Value Percent
White 15,841 77.5%
Black or African American 1,634 8%
American Indian and Alaska Native 22 0.1%
Asian 819 4%
Native Hawaiian and other Pacific Islander 7 0%
Two or more races 1,354 6.6%
Other 768 3.8%

Households in Westminster

A peek inside Westminster households

Westminster has 7,949 households, with an average of 2 members in each. Of these, 60.9% are families, while the remaining 39.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
7,949
0.2% year-over-year change
Average people per household
2
Non-family households
3,107
Family households
4,842
Value Percent YoY change
Non-family households 3,107 39.1% 1.5%
Family households 4,842 60.9% -0.6%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Westminster

The housing landscape of Westminster

Westminster's housing consists of 8,263 units, with 34.1% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 27.8% and offer a more compact, shared living style.

Housing units
8,263
-1.0% year-over-year change
Housing types
Value Percent
1 unit, detached 2,820 34.1%
1 unit, attached 2,299 27.8%
2 units 315 3.8%
3 or 4 units 382 4.6%
5 to 9 units 565 6.8%
10 to 19 units 992 12%
20 to 49 units 237 2.9%
50 or more units 653 7.9%
Homes built since 2020
63
200.0% year-over-year change

The age of buildings in Westminster

In Westminster, the median construction year is 1982. About 17.6% of homes were built before the 1940s, with another 2.3% going up by 1949. Most development happened in the second half of the 20th century. Then, 13.3% of homes were added from 2000 to 2009, 2.7% between 2010 and 2019, and 0.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,457 17.6% 7.9%
Built between 1940 and 1949 187 2.3% -2.1%
Built between 1950 and 1959 146 1.8% -30.8%
Built between 1960 and 1969 852 10.3% 14.5%
Built between 1970 and 1979 1,183 14.3% -0.8%
Built between 1980 and 1989 1,618 19.6% -2.7%
Built between 1990 and 1999 1,430 17.3% -11.7%
Built between 2000 and 2009 1,102 13.3% -1.0%
Built between 2010 and 2019 225 2.7% -5.9%
Built in 2020 or later 63 0.8% 200.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Westminster occupancy rates

Out of the 7,949 occupied housing units in Westminster, 56.5% are owner-occupied, while 43.5% are lived in by tenants. Meanwhile, 3.8% of all homes on the local market sit vacant.

Occupied housing units
7,949
0.2% year-over-year change
Occupancy breakdown
Renter occupied
3,458
Owner occupied
4,491
Value Percent YoY
change
Renter occupied 3,458 43.5% -2.0%
Owner occupied 4,491 56.5% 2.0%
Unoccupied housing units
3.8%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Westminster housing costs

Housing costs in Westminster come to a median of $1,643 per month, while tenants specifically pay a median gross rent of $1,476.

Median housing costs per month
$1,643/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Westminster
$1,476/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Westminster

Westminster education at a glance

About 35.4% of the population in Westminster went to high school, while 23.5% pursued college studies. Another 7.4% earned an associate degree and 20.4% hold a bachelor’s. Meanwhile, 10.9% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 405 2.4% -3.3%
High school diploma 5,996 35.4% -1.2%
College diploma 3,987 23.5% -1.4%
Associate degree 1,252 7.4% 6.0%
Bachelor's degree 3,457 20.4% 6.8%
Graduate degree 1,841 10.9% 0.5%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Westminster

How much people earn in Westminster

The average annual household income in Westminster was $111,248 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +6.6% change from the previous year. At the same time, the median income stood at $86,219, reflecting a +8.6% shift over the same period.

Average household income in Westminster
$111,248/year
6.7% year-over-year change
Median household income in Westminster
$86,219/year
8.6% year-over-year change

Westminster income by age

In Westminster, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $98,021. Those with someone between 45 and 64 in charge, often well established professionally, earn $117,994 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $51,958, while those led by someone over 65, many of whom may be retired, have about $50,977 in earnings. Overall, 90% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $51,958 6.0%
25 - 44 $98,021 22.6%
45 - 64 $117,994 1.0%
Over 65 $50,977 4.2%
Above poverty level
16,532
Below poverty level
1,845
Value Percent YoY
change
Above poverty level 16,532 90% 2.1%
Below poverty level 1,845 10% -9.7%

Average renter income in Westminster

To get a better sense of what renters earn on average in Westminster, their median household income was $45,671 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 38.8%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$45,671
Rent-to-income ratio
38.8%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Westminster

Workforce and job types in Westminster

The job market in Westminster is powered by 10,319 working residents, spread across a range of industries and roles. 79% of the working population are employed in professional or administrative positions, while 21% are in hands-on or service-based jobs. Also, 9.3% run their own businesses, 63.4% are employed by private companies, and 17.3% work in the public sector.

Workforce demographics

Working population
10,319
-1.1% year-over-year change
White collar
8,152
Blue collar
2,167
Value Percent YoY change
White collar 8,152 79% -2.9%
Blue collar 2,167 21% 6.4%
Employer type
Self employees
9.3%
Private companies
63.4%
Governmental workers
17.3%
Not for profit companies
10.1%
Value Percent YoY change
Self employees 960 9.3% 0.6%
Private companies 6,537 63.4% 0.8%
Governmental workers 1,782 17.3% -10.8%
Not for profit companies 1,040 10.1% 4.0%
Unemployment rate
5.2%
51.3% year-over-year change

Available workforce

The unemployment rate in Westminster stands at 5.2%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Westminster

How people get around in Westminster

Commuting methods vary: 79.4% of residents travel by personal vehicle and 4.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 8,141 79.4% -4.1%
Taxicab 13 0.1% N/A
Bus or trolleybus 4 0% -20.0%
Bicycle 53 0.5% 0.0%
Walk 421 4.1% 37.6%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Westminster by zipcode?

Zipcode Population Number of households Median income Average income
21157 38,984 14,785 $104,966 $128,446
21158 22,083 8,451 $109,827 $135,704

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FAQs about Westminster demographics 

What is the total population of Westminster?

Westminster has a total population of 20,445 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.9% compared to a year ago.

What is the gender ratio in Westminster?

The gender ratio in Westminster is as follows:
  • 49.2% males (10,051 residents)
  • 50.8% females (10,394 residents)

What is the median age in Westminster?

The median age in Westminster is 38.5.

What is the age distribution of the population in Westminster?

The age distribution in Westminster is as follows:
  • Under 15: 14% (2,857 residents)
  • Ages 15-24: 18.1% (3,698 residents)
  • Ages 25-44: 26.5% (5,423 residents)
  • Ages 45-64: 23.9% (4,879 residents)
  • Over 65: 17.6% (3,588 residents)

What is the racial and ethnic makeup of Westminster?

The racial and ethnic makeup of Westminster is as follows:
  • White: 77.5% (15,841 residents)
  • Black or African American: 8% (1,634 residents)
  • American Indian and Alaska Native: 0.1% (22 residents)
  • Asian: 4% (819 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (7 residents)
  • Two or More Races: 6.6% (1,354 residents)
  • Other: 3.8% (768 residents)

What percentage of the population in Westminster are U.S.-born citizens?

U.S.-born citizens represent 88.9% of the population in Westminster.

How many housing units are there in Westminster?

There are 8,263 housing units in Westminster, reflecting a -1.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Westminster and what is the average household size?

Westminster has a total of 7,949 households, with an average of 2 people in each.

What is the median household income in Westminster?

Westminster has a median household income of $86,219, representing a +8.6% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Westminster?

The employment rate is 94.8% in Westminster, with a workforce of 10,319 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79% (8,152 residents)
  • Blue-collar workers: 21% (2,167 residents)

Places of employment:
  • Self-employed: 9.3% (960 residents)
  • Private companies: 63.4% (6,537 residents)
  • Governmental workers: 17.3% (1,782 residents)
  • Not-for-profit companies: 10.1% (1,040 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025