Demographics of Westminster city, Colorado

Westminster city, Colorado had 116,182 people on July 1, 2025, by the Census Bureau’s estimate: −457 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Westminster city, in four figures

116,182
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 115,484 ±75.; −0.4%
Change since July 2020: −457 people.; 37.4 ±0.8
Median age: ACS 2020–⁠2024.; $100,272 ±$3,946
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Westminster city, Colorado's population shrank 0.4% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Westminster city, Colorado's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Westminster city, Colorado's population shrank 0.4% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Westminster city, Colorado's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	116,639	100.0	100.0
2021	115,088	98.7	100.2
2022	114,980	98.6	100.7
2023	115,589	99.1	101.6
2024	116,293	99.7	102.5
2025	116,182	99.6	103.1

Population of Westminster city, Colorado on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	116,639	—
2021	115,088	−1,551
2022	114,980	−108
2023	115,589	+609
2024	116,293	+704
2025	116,182	−111

Age, 2020–2024

The median age is 37.4 ±0.8: for men 36.5 ±1.0 and for women 38.4 ±1.1. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Westminster city by age, ACS 2020–2024
Age	People	Share	Colorado	United States
Under 5	5,717 ±766	5.0% ±0.7	5.3% ±<0.1	5.6% ±<0.1
5 to 17	16,593 ±1,127	14.4% ±1.0	15.7% ±0.1	16.3% ±<0.1
18 to 24	9,616 ±896	8.3% ±0.8	9.1% ±0.1	9.1% ±<0.1
25 to 44	38,664 ±1,500	33.5% ±1.3	30.3% ±0.1	26.9% ±<0.1
45 to 64	27,389 ±1,244	23.7% ±1.1	23.9% ±0.1	24.8% ±<0.1
65 and over	17,505 ±1,008	15.2% ±0.9	15.6% ±0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $100,272 ±$3,946, and income per person $53,904 ±$1,747, in 2024 dollars. The median is $95,470 ±$578 in Colorado and $80,734 ±$166 in the United States.

Households by income

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Households in Westminster city by income, ACS 2020–2024
Household income	Households	Share	Colorado	United States
Under $25,000	4,335 ±625	9.0% ±1.3	11.2% ±0.2	14.6% ±<0.1
$25,000 to $49,999	6,050 ±713	12.6% ±1.5	13.6% ±0.2	16.7% ±<0.1
$50,000 to $74,999	7,110 ±799	14.8% ±1.6	14.6% ±0.2	15.5% ±<0.1
$75,000 to $99,999	6,490 ±609	13.5% ±1.2	12.8% ±0.2	12.6% ±<0.1
$100,000 to $149,999	9,932 ±719	20.6% ±1.5	19.2% ±0.2	17.5% ±<0.1
$150,000 to $199,999	6,283 ±507	13.1% ±1.0	11.7% ±0.2	9.6% ±<0.1
$200,000 or more	7,906 ±501	16.4% ±1.0	17.0% ±0.2	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

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Poverty rate in Westminster city by age, ACS 2020–2024
Age	Below poverty	Rate	Colorado	United States
All ages	8,403 ±1,253	7.3% ±1.1	9.4% ±0.2	12.5% ±0.1
Under 18	2,110 ±595	9.5% ±2.6	11.1% ±0.3	16.1% ±0.1
18 to 59	4,226 ±713	6.1% ±1.0	9.1% ±0.2	11.6% ±0.1
60 and over	2,067 ±363	8.7% ±1.5	8.7% ±0.2	11.0% ±<0.1

Housing, 2020–2024

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Housing in Westminster city, ACS 2020–2024
Measure	Westminster city	Colorado	United States
Housing units	50,471 ±791	2,589,053 ±653	143,775,355 ±10,234
Occupied	95.3% ±0.7	91.7% ±0.2	89.9% ±0.1
Vacant	4.7% ±0.8	8.3% ±0.2	10.1% ±0.1
Owner occupied	61.9% ±1.5	66.2% ±0.3	65.2% ±0.3
Renter occupied	38.1% ±1.7	33.8% ±0.3	34.8% ±0.1
Median home value	$532,400 ±$11,955	$539,400 ±$2,069	$332,700 ±$236
Median gross rent	$1,882 ±$37	$1,761 ±$7	$1,413 ±$2
Median year built	1987 ±1	1988 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

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People in Westminster city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Colorado	United States
Hispanic or Latino	29,353 ±1,832	25.4% ±1.6	22.5% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	73,781 ±1,748	63.9% ±1.5	64.8% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	1,311 ±435	1.1% ±0.4	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	5,073 ±652	4.4% ±0.6	3.2% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	182 to 634	0.2% to 0.5%	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 115	0% to 0.1%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	799 ±305	0.7% ±0.3	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	4,709 ±645	4.1% ±0.6	4.6% ±0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

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People in Westminster city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Colorado	United States
Born in the state	54,424 ±1,520	47.1% ±1.3	41.2% ±0.2	57.3% ±<0.1
Born in another state	49,292 ±1,509	42.7% ±1.3	47.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	1,796 ±452	1.6% ±0.4	1.7% ±0.1	1.7% ±<0.1
Born abroad	9,972 ±876	8.6% ±0.8	9.8% ±0.1	14.1% ±<0.1
Naturalized citizens	5,217 ±589	4.5% ±0.5	4.7% ±0.1	7.4% ±<0.1
Not citizens	4,755 ±842	4.1% ±0.7	5.2% ±0.1	6.8% ±<0.1

Westminster city among the places of Colorado

7th of 113 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the Colorado page.

Places of Colorado near Westminster city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Aurora city	394,432 ±85
Fort Collins city	170,229 ±96
Lakewood city	156,583 ±83
Thornton city	144,187 ±118
Arvada city	122,634 ±84
Westminster city	115,484 ±75
Pueblo city	111,561 ±91
Greeley city	110,806 ±54
Centennial city	108,201 ±78
Boulder city	106,433 ±77
Highlands Ranch CDP	102,257 ±2,318

Elsewhere on the site

Reported crime in Westminster city, Colorado

Rankings this appears in

No. 27 Places in Colorado by foreign-born share
No. 27 Places in Colorado by Hispanic or Latino share
No. 27 Places in Colorado by median rent
No. 29 Places in Colorado by poverty rate
No. 31 Places in Colorado by per capita income
No. 36 Places in Colorado by median household income

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026