Demographics of Sublette County, Wyoming

Sublette County, Wyoming had 8,929 people on July 1, 2025, by the Census Bureau’s estimate: +189 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.

Sublette County, in four figures

8,929
Population: July 1, 2025, Vintage 2025 estimate.; +2.2%
Change since July 2020: +189 people.; 43.5 ±1.1
Median age: ACS 2020–⁠2024.; $83,597 ±$18,534
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.

Sublette County, Wyoming's population grew 2.2% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Sublette County, Wyoming'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

Sublette County, Wyoming's population grew 2.2% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Sublette County, Wyoming'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	8,740	100.0	100.0
2021	8,722	99.8	100.2
2022	8,760	100.2	100.7
2023	8,968	102.6	101.6
2024	8,949	102.4	102.5
2025	8,929	102.2	103.1

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Population of Sublette County, Wyoming on July 1 of each year, Vintage 2025
July 1	Population	Change	Births less deaths	From abroad	From elsewhere in the country
2020	8,740	+10	+11	+1	−4
2021	8,722	−18	+15	−1	−40
2022	8,760	+38	+14	−1	+30
2023	8,968	+208	−14	−1	+220
2024	8,949	−19	+3	−2	−23
2025	8,929	−20	+1	−5	−15

Age, 2020–2024

The median age is 43.5 ±1.1: for men 42.0 ±1.1 and for women 45.4 ±1.6. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Sublette County by age, ACS 2020–2024
Age	People	Share	Wyoming	United States
Under 5	383 ±16	4.3% ±0.2	5.4% ±0.1	5.6% ±<0.1
5 to 17	1,483 ±230	16.8% ±2.6	17.2% ±0.3	16.3% ±<0.1
18 to 24	464 ±180	5.3% ±2.0	9.0% ±0.2	9.1% ±<0.1
25 to 44	2,156 ±244	24.4% ±2.8	26.1% ±0.3	26.9% ±<0.1
45 to 64	2,216 ±241	25.1% ±2.7	23.8% ±0.3	24.8% ±<0.1
65 and over	2,136 ±294	24.2% ±3.3	18.5% ±0.3	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $83,597 ±$18,534, and income per person $59,783 ±$15,336, in 2024 dollars. The median is $76,176 ±$1,168 in Wyoming and $80,734 ±$166 in the United States.

Households by income

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Households in Sublette County by income, ACS 2020–2024
Household income	Households	Share	Wyoming	United States
Under $25,000	423 ±138	11.5% ±3.6	14.3% ±0.6	14.6% ±<0.1
$25,000 to $49,999	864 ±272	23.4% ±7.1	18.0% ±0.6	16.7% ±<0.1
$50,000 to $74,999	442 ±144	12.0% ±3.8	17.0% ±0.6	15.5% ±<0.1
$75,000 to $99,999	337 ±111	9.1% ±2.9	13.7% ±0.5	12.6% ±<0.1
$100,000 to $149,999	844 ±215	22.9% ±5.5	18.9% ±0.6	17.5% ±<0.1
$150,000 to $199,999	252 ±98	6.8% ±2.6	9.5% ±0.5	9.6% ±<0.1
$200,000 or more	531 ±205	14.4% ±5.4	8.5% ±0.5	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 Sublette County by age, ACS 2020–2024
Age	Below poverty	Rate	Wyoming	United States
All ages	604 ±222	6.9% ±2.5	10.5% ±0.6	12.5% ±0.1
Under 18	25 to 169	1.4% to 9.1%	11.7% ±0.9	16.1% ±0.1
18 to 59	155 to 465	3.7% to 10.9%	10.8% ±0.6	11.6% ±0.1
60 and over	96 to 298	3.7% to 11.1%	8.8% ±0.6	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 Sublette County, ACS 2020–2024
Measure	Sublette County	Wyoming	United States
Housing units	5,280 ±13	277,141 ±187	143,775,355 ±10,234
Occupied	69.9% ±5.6	87.8% ±0.5	89.9% ±0.1
Vacant	30.1% ±5.6	12.2% ±0.6	10.1% ±0.1
Owner occupied	83.6% ±2.1	71.8% ±0.6	65.2% ±0.3
Renter occupied	16.4% ±4.7	28.2% ±0.6	34.8% ±0.1
Median home value	$376,200 ±$27,323	$309,700 ±$3,824	$332,700 ±$236
Median gross rent	$1,209 ±$239	$992 ±$17	$1,413 ±$2
Median year built	1985 ±3	1981 ±2	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 Sublette County by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	Wyoming	United States
Hispanic or Latino	648 ±0	7.3% ±<0.1	10.7% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	7,643 ±79	86.5% ±0.9	81.4% ±0.2	57.4% ±<0.1
Black alone, not Hispanic	0 to 24	0% to 0.3%	0.8% ±0.1	11.9% ±<0.1
Asian alone, not Hispanic	0 to 18	0% to 0.2%	0.8% ±0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 61	0% to 0.7%	1.6% ±0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 18	0% to 0.2%	0.1% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 87	0% to 1.0%	0.7% ±0.1	0.6% ±<0.1
Two or more races, not Hispanic	472 ±86	5.3% ±1.0	4.0% ±0.2	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 Sublette County by place of birth and citizenship, ACS 2020–2024
Born	People	Share	Wyoming	United States
Born in the state	2,737 ±432	31.0% ±4.9	41.6% ±0.6	57.3% ±<0.1
Born in another state	5,864 ±434	66.3% ±4.9	54.0% ±0.6	26.9% ±<0.1
Born a citizen outside the states	0 to 99	0% to 1.1%	0.9% ±0.1	1.7% ±<0.1
Born abroad	192 ±85	2.2% ±1.0	3.5% ±0.2	14.1% ±<0.1
Naturalized citizens	58 to 208	0.7% to 2.4%	1.6% ±0.1	7.4% ±<0.1
Not citizens	10 to 108	0.1% to 1.2%	1.9% ±0.2	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%.

Sublette County among the counties of Wyoming

16th of 23 by population, July 2025. Every one is listed on the Wyoming page.

Counties of Wyoming near Sublette County in population, July 2025
County	July 2025	Change since 2020
Uinta County	20,728	+1.3%
Carbon County	14,013	−3.4%
Converse County	13,824	+0.6%
Goshen County	12,640	+1.0%
Big Horn County	12,024	+4.7%
Sublette County	8,929	+2.2%
Johnson County	8,908	+5.2%
Platte County	8,634	< +0.1%
Crook County	7,852	+9.3%
Washakie County	7,597	−0.8%
Weston County	6,840	+0.3%

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