Sublette County, Wyoming Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 16th-largest in Wyoming
The population of Sublette County, Wyoming is 8,806 as of the 2023 American Community Survey, making it the 16th-largest county in Wyoming. The median household income is $82,791, the median home value is $350,100, and the median age is 42.8.
The population of Sublette County has declined 12.6% since 2010 (10,262 → 8,965), a -0.96% annualized rate.
8,806
Population
-0.96%
Annual growth
2
People / sq mi
$82,791
Median Income
$350,100
Median Home Value
Sublette County covers 4,886 sq mi of land at 1.8 people per square mile.
About Sublette County, WY
Sublette County is distinguished by its share of foreign-born residents, 64.0% of the population. Sublette County is a county in Wyoming with a population of 8,806. It ranks #16 among counties in Wyoming by population.
Median household income is $82,791, above the US median of $78,538. Only 6.6% of residents live in poverty, below the national 12.4%. A typical home is worth $350,100, with typical rent around $1,116.
About 31.1% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. Remote work is on the higher side at 13.6%, close to the national 14.0%, and the average commute runs about 23 minutes each way.
The large foreign-born share is a defining thread in Sublette County, shaping language, household composition, and the labor force behind the economic figures above.
Sublette County Population History (2010-2024)
The county of Sublette County had a population of 10,262 in 2010 and 8,965 in 2024, a -12.6% growth over 14 years. The peak was 10,489 in 2012. Average annual growth rate: -0.90%.
8,965
Population (2024)
10,262
Population (2010)
10,489
Peak (2012)
-0.90%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 10,262 |
| 2011 | 10,194 |
| 2012 | 10,489 |
| 2013 | 10,190 |
| 2014 | 10,170 |
| 2015 | 10,064 |
| 2016 | 9,997 |
| 2017 | 9,778 |
| 2018 | 9,827 |
| 2019 | 9,867 |
| 2020 | 8,740 |
| 2021 | 8,729 |
| 2022 | 8,767 |
| 2023 | 8,991 |
| 2024 | 8,965 |
Race & Ethnicity
| White | 92.7% |
| Black or African American | 0.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Age & Sex
42.8
Median Age
45.4%
Female
54.6%
Male
23.4%
Age 65+
Age Distribution
Children (under 15): 18.0% · Seniors (65+): 23.4%
Income & Poverty
| Median household income | $82,791+$7,976 vs state |
| Mean household income | $128,783 |
| Per-capita income | $57,348 |
| Poverty rate | 6.6%-0.5% vs state |
| Unemployment rate | 1.1% |
| Employment-to-population | 62.0% |
Top Industries by Employment
The largest employment sector in Sublette County is agriculture, accounting for 22.4% of workers.
How residents commute
0.0%
Drive alone
3.7%
Carpool
66.5%
Public transit
13.6%
Work from home
23.0 min
Avg commute
Housing
$350,100+$65,000 vs state
Median home value
$1,116
Median rent
81.1%
Homeownership rate
5,239
Total housing units
71.0%
Occupied
29.0%
Vacant
18.9%
Renter-occupied
Social & access
90.3%
With health insurance
98.7%
With broadband internet
64.0%
Foreign-born
13.6%
Veterans (18+)
15.7%
With a disability
94.8%
Speak language other than English at home
Education
96.2%
High School+
31.1%
Bachelor's+
Largest cities in Wyoming
Other counties in Wyoming
Part of Wyoming
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County rankings
Frequently Asked Questions
Sublette County, Wyoming has a population of 8,806 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 16th-largest county in Wyoming. Population density is 2 people per square mile.
The population of Sublette County has declined 12.6% since 2010 (10,262 → 8,965), a -0.96% annualized rate.
The median household income in Sublette County, Wyoming is $82,791, with mean (average) household income of $128,783 and per-capita income of $57,348. 6.6% of residents live below the federal poverty level.
In Sublette County, the largest racial and ethnic groups are White (92.7%), Hispanic or Latino (0.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Sublette County, Wyoming is 42.8 years. Residents are 45.4% female and 54.6% male.
The median home value in Sublette County is $350,100 and median monthly rent is $1,116. 81.1% of occupied housing units are owner-occupied. The county has 5,239 total housing units, 29.0% of which are vacant.
The largest employment sector in Sublette County, Wyoming is agriculture, forestry, fishing, and mining, employing 22.4% of workers. The unemployment rate is 1.1%.
Cheyenne is among the largest cities associated with Sublette County, Wyoming, with a population of 64,976.
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Population, race, income, age, and trends across Wyoming
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.