Demographics of Custer County, Colorado

Custer County, Colorado had 5,590 people on July 1, 2025, by the Census Bureau’s estimate: +866 since July 2020. Age, income, poverty, housing and origin below come from the American Community Survey, averaged over 2020–2024, each with its margin of error.

Custer County, in four figures

5,590
Population: July 1, 2025, Vintage 2025 estimate.; +18.3%
Change since July 2020: +866 people.; 58.2 ±2.5
Median age: ACS 2020–⁠2024.; $72,674 ±$7,045
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. Each year's change is births less deaths, net moves from abroad and net moves from elsewhere in the country, with the Bureau's small residual. The 2020 row's components run 3 months, from the April census to July 1.

Custer County, Colorado's population grew 18.3% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Custer County, 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).

U.S. Census Bureau — Census Bureau population estimates — counties and Puerto Rico municipios, with components of change

About this chart

The figures

Custer County, Colorado's population grew 18.3% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Custer County, 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	4,724	100.0	100.0
2021	5,069	107.3	100.2
2022	5,349	113.2	100.7
2023	5,559	117.7	101.6
2024	5,567	117.8	102.5
2025	5,590	118.3	103.1

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Population of Custer County, Colorado on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	4,724	+17	−2	0	+24
2021	5,069	+345	−18	0	+392
2022	5,349	+280	−21	+2	+278
2023	5,559	+210	−8	+2	+208
2024	5,567	+8	+6	+1	−1
2025	5,590	+23	+7	+1	+15

Age, 2020–2024

The median age is 58.2 ±2.5: for men 56.3 ±3.6 and for women 59.7 ±2.8. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Custer County by age, ACS 2020–2024
Age	People	Share	Colorado	United States
Under 5	45 to 155	0.9% to 3.0%	5.3% ±<0.1	5.6% ±<0.1
5 to 17	619 ±186	11.8% ±3.5	15.7% ±0.1	16.3% ±<0.1
18 to 24	355 ±124	6.8% ±2.4	9.1% ±0.1	9.1% ±<0.1
25 to 44	757 ±130	14.4% ±2.5	30.3% ±0.1	26.9% ±<0.1
45 to 64	1,678 ±272	32.0% ±5.2	23.9% ±0.1	24.8% ±<0.1
65 and over	1,738 ±240	33.1% ±4.6	15.6% ±0.1	17.2% ±<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%.

Income and poverty, 2020–2024

Median household income is $72,674 ±$7,045, and income per person $48,232 ±$6,730, 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 Custer County by income, ACS 2020–2024
Household income	Households	Share	Colorado	United States
Under $25,000	538 ±167	20.1% ±6.1	11.2% ±0.2	14.6% ±<0.1
$25,000 to $49,999	352 ±95	13.2% ±3.4	13.6% ±0.2	16.7% ±<0.1
$50,000 to $74,999	513 ±139	19.2% ±5.0	14.6% ±0.2	15.5% ±<0.1
$75,000 to $99,999	412 ±132	15.4% ±4.8	12.8% ±0.2	12.6% ±<0.1
$100,000 to $149,999	423 ±152	15.8% ±5.6	19.2% ±0.2	17.5% ±<0.1
$150,000 to $199,999	79 to 233	5.8% ±2.9	11.7% ±0.2	9.6% ±<0.1
$200,000 or more	278 ±127	10.4% ±4.7	17.0% ±0.2	13.4% ±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%.

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 Custer County by age, ACS 2020–2024
Age	Below poverty	Rate	Colorado	United States
All ages	665 ±170	12.7% ±3.2	9.4% ±0.2	12.5% ±0.1
Under 18	15 to 79	2.6% to 10.5%	11.1% ±0.3	16.1% ±0.1
18 to 59	324 ±126	15.5% ±5.7	9.1% ±0.2	11.6% ±0.1
60 and over	294 ±100	12.1% ±3.8	8.7% ±0.2	11.0% ±<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%.

Housing, 2020–2024

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Housing in Custer County, ACS 2020–2024
Measure	Custer County	Colorado	United States
Housing units	4,631 ±281	2,589,053 ±653	143,775,355 ±10,234
Occupied	57.7% ±1.5	91.7% ±0.2	89.9% ±0.1
Vacant	42.3% ±5.1	8.3% ±0.2	10.1% ±0.1
Owner occupied	85.3% ±3.0	66.2% ±0.3	65.2% ±0.3
Renter occupied	14.7% ±4.2	33.8% ±0.3	34.8% ±0.1
Median home value	$392,100 ±$35,742	$539,400 ±$2,069	$332,700 ±$236
Median gross rent	$1,069 ±$313	$1,761 ±$7	$1,413 ±$2
Median year built	1992 ±4	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 Custer County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Colorado	United States
Hispanic or Latino	102 to 336	1.9% to 6.4%	22.5% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	4,662 ±173	88.9% ±3.3	64.8% ±0.1	57.4% ±<0.1
Black alone, not Hispanic	0 to 19	0% to 0.4%	3.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	21 to 91	0.4% to 1.7%	3.2% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 16	0% to 0.3%	0.4% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 19	0% to 0.4%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	16 to 208	0.3% to 4.0%	0.5% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	94 to 290	1.8% to 5.5%	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 Custer County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Colorado	United States
Born in the state	1,566 ±231	29.8% ±4.4	41.2% ±0.2	57.3% ±<0.1
Born in another state	3,443 ±223	65.6% ±4.3	47.2% ±0.2	26.9% ±<0.1
Born a citizen outside the states	49 to 187	0.9% to 3.6%	1.7% ±0.1	1.7% ±<0.1
Born abroad	120 ±51	2.3% ±1.0	9.8% ±0.1	14.1% ±<0.1
Naturalized citizens	24 to 104	0.5% to 2.0%	4.7% ±0.1	7.4% ±<0.1
Not citizens	17 to 95	0.3% to 1.8%	5.2% ±0.1	6.8% ±<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%.

Custer County among the counties of Colorado

51st of 64 by population, July 2025. Every one is listed on the Colorado page.

Counties of Colorado near Custer County in population, July 2025
County	July 2025	Change since 2020
Rio Blanco County	6,683	+2.5%
Gilpin County	6,073	+4.4%
Bent County	5,716	+4.5%
Crowley County	5,677	−0.5%
Lincoln County	5,645	−0.4%
Custer County	5,590	+18.3%
Ouray County	5,265	+7.9%
Washington County	4,732	−1.6%
Phillips County	4,420	−2.4%
Costilla County	3,679	+5.1%
Baca County	3,347	−3.8%

Elsewhere on the site

Sources

Census Bureau population estimates — counties and Puerto Rico municipios, with components of change — 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

Data retrieved September 25, 2026