Sheridan County, Wyoming Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 7th-largest in Wyoming
The population of Sheridan County, Wyoming is 31,585 as of the 2023 American Community Survey, making it the 7th-largest county in Wyoming. The median household income is $70,855, the median home value is $352,200, and the median age is 42.9.
The population of Sheridan County has grown 13.1% since 2010 (29,148 → 32,978), a +0.89% annualized rate.
31,585
Population
+0.89%
Annual growth
13
People / sq mi
$70,855
Median Income
$352,200
Median Home Value
Sheridan County covers 2,523 sq mi of land at 12.5 people per square mile.
About Sheridan County, WY
Sheridan County is a county in Wyoming with a population of 31,585. It ranks #7 among counties in Wyoming by population. The median age is 42.9, older than the national median. The population is 50.2% male and 49.8% female.
The median household income in Sheridan County is $70,855, near the US median of $74,580. 4.7% of residents live below the federal poverty level. Home values sit at a median of $352,200, with monthly rent averaging $950. The homeownership rate of 69.9% is higher than the national rate of 64.8%.
Educational attainment in Sheridan County reflects 33.4% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 7.3% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 15.9 minutes each way.
Sheridan County Population History (2010-2024)
The county of Sheridan County had a population of 29,148 in 2010 and 32,978 in 2024, a 13.1% growth over 14 years. The peak was 32,978 in 2024. Average annual growth rate: 0.89%.
32,978
Population (2024)
29,148
Population (2010)
32,978
Peak (2024)
0.89%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 29,148 |
| 2011 | 29,257 |
| 2012 | 29,538 |
| 2013 | 29,754 |
| 2014 | 29,884 |
| 2015 | 29,925 |
| 2016 | 30,027 |
| 2017 | 30,222 |
| 2018 | 30,277 |
| 2019 | 30,597 |
| 2020 | 31,005 |
| 2021 | 31,663 |
| 2022 | 32,049 |
| 2023 | 32,581 |
| 2024 | 32,978 |
Race & Ethnicity
| White | 92.5% |
| Black or African American | 0.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 2.4% |
| Two or More Races | 0.0% |
Age & Sex
42.9
Median Age
49.8%
Female
50.2%
Male
22.1%
Age 65+
Age Distribution
Children (under 15): 17.6% · Seniors (65+): 22.1%
Income & Poverty
| Median household income | $70,855$-3,960 vs state |
| Mean household income | $90,918 |
| Per-capita income | $40,533 |
| Poverty rate | 4.7%-2.4% vs state |
| Unemployment rate | 1.7% |
| Employment-to-population | 60.6% |
Top Industries by Employment
The largest employment sector in Sheridan County is professional & business services, accounting for 27.2% of workers.
How residents commute
0.0%
Drive alone
3.1%
Carpool
81.3%
Public transit
7.3%
Work from home
15.9 min
Avg commute
Housing
$352,200+$67,100 vs state
Median home value
$950
Median rent
69.9%
Homeownership rate
15,236
Total housing units
88.7%
Occupied
11.3%
Vacant
30.1%
Renter-occupied
Social & access
90.9%
With health insurance
92.9%
With broadband internet
49.9%
Foreign-born
10.8%
Veterans (18+)
12.9%
With a disability
97.3%
Speak language other than English at home
Education
96.3%
High School+
33.4%
Bachelor's+
Largest cities in Wyoming
Other counties in Wyoming
Part of Wyoming
Metro areas in Wyoming
County rankings
Frequently Asked Questions
Sheridan County, Wyoming has a population of 31,585 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 7th-largest county in Wyoming. Population density is 13 people per square mile.
The population of Sheridan County has grown 13.1% since 2010 (29,148 → 32,978), a +0.89% annualized rate.
The median household income in Sheridan County, Wyoming is $70,855, with mean (average) household income of $90,918 and per-capita income of $40,533. 4.7% of residents live below the federal poverty level.
In Sheridan County, the largest racial and ethnic groups are White (92.5%), Hispanic or Latino (2.4%), Black or African American (0.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Sheridan County, Wyoming is 42.9 years. Residents are 49.8% female and 50.2% male.
The median home value in Sheridan County is $352,200 and median monthly rent is $950. 69.9% of occupied housing units are owner-occupied. The county has 15,236 total housing units, 11.3% of which are vacant.
The largest employment sector in Sheridan County, Wyoming is professional, scientific, and management services, employing 27.2% of workers. The unemployment rate is 1.7%.
Cheyenne is among the largest cities associated with Sheridan County, Wyoming, with a population of 64,976.
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Statewide data for Wyoming
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.