Teton County, Wyoming Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 9th-largest in Wyoming
The population of Teton County, Wyoming is 23,358 as of the 2023 American Community Survey, making it the 9th-largest county in Wyoming. The median household income is $112,681, the median home value is $1,371,900, and the median age is 40.1.
The population of Teton County has grown 9.3% since 2010 (21,298 → 23,272), a +0.64% annualized rate.
23,358
Population
+0.64%
Annual growth
6
People / sq mi
$112,681
Median Income
$1,371,900
Median Home Value
Teton County covers 3,997 sq mi of land at 5.8 people per square mile.
About Teton County, WY
In Teton County, home values do the distinguishing — a median of $1,371,900. With 23,358 residents, Teton County is a county in Wyoming. That makes it one of the ten largest counties in Wyoming in the country, at #9 by population.
Earnings sit at the high end: a median household income of $112,681, above the US median of $78,538. Poverty is among the lowest of comparable US counties, at 3.5% — below the national 12.4%. Housing is expensive: the median home is worth $1,371,900, with typical rent around $1,758.
The population is unusually well-credentialed for US counties — 61.2% of adults have a four-year degree, above the national 35.0%. About 14.2% of workers primarily work from home, close to the national 14.0%, and the average commute runs about 16 minutes each way.
High housing values reframe the income picture in Teton County — even solid earnings stretch less against home prices and rents at this level.
Teton County Population History (2010-2024)
The county of Teton County had a population of 21,298 in 2010 and 23,272 in 2024, a 9.3% growth over 14 years. The peak was 23,613 in 2021. Average annual growth rate: 0.64%.
23,272
Population (2024)
21,298
Population (2010)
23,613
Peak (2021)
0.64%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 21,298 |
| 2011 | 21,422 |
| 2012 | 21,643 |
| 2013 | 22,335 |
| 2014 | 22,801 |
| 2015 | 23,083 |
| 2016 | 23,255 |
| 2017 | 23,383 |
| 2018 | 23,261 |
| 2019 | 23,385 |
| 2020 | 23,384 |
| 2021 | 23,613 |
| 2022 | 23,341 |
| 2023 | 23,368 |
| 2024 | 23,272 |
Race & Ethnicity
| White | 80.5% |
| Black or African American | 0.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Age & Sex
40.1
Median Age
47.3%
Female
52.7%
Male
17.5%
Age 65+
Age Distribution
Children (under 15): 14.5% · Seniors (65+): 17.5%
Income & Poverty
| Median household income | $112,681+$37,866 vs state |
| Mean household income | $185,173 |
| Per-capita income | $75,541 |
| Poverty rate | 3.5%-3.6% vs state |
| Unemployment rate | 1.9% |
| Employment-to-population | 75.6% |
Top Industries by Employment
The largest employment sector in Teton County is education & health care, accounting for 18.4% of workers.
How residents commute
2.1%
Drive alone
9.4%
Carpool
62.6%
Public transit
14.2%
Work from home
15.9 min
Avg commute
Housing
$1,371,900+$1,086,800 vs state
Median home value
$1,758
Median rent
61.5%
Homeownership rate
13,503
Total housing units
69.5%
Occupied
30.5%
Vacant
38.5%
Renter-occupied
Social & access
90.0%
With health insurance
99.2%
With broadband internet
65.2%
Foreign-born
3.0%
Veterans (18+)
6.4%
With a disability
81.9%
Speak language other than English at home
Education
97.2%
High School+
61.2%
Bachelor's+
Largest cities in Wyoming
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County rankings
Frequently Asked Questions
Teton County, Wyoming has a population of 23,358 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 9th-largest county in Wyoming. Population density is 6 people per square mile.
The population of Teton County has grown 9.3% since 2010 (21,298 → 23,272), a +0.64% annualized rate.
The median household income in Teton County, Wyoming is $112,681, with mean (average) household income of $185,173 and per-capita income of $75,541. 3.5% of residents live below the federal poverty level.
In Teton County, the largest racial and ethnic groups are White (80.5%), Hispanic or Latino (1.0%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Teton County, Wyoming is 40.1 years. Residents are 47.3% female and 52.7% male.
The median home value in Teton County is $1,371,900 and median monthly rent is $1,758. 61.5% of occupied housing units are owner-occupied. The county has 13,503 total housing units, 30.5% of which are vacant.
The largest employment sector in Teton County, Wyoming is education, health care, and social assistance, employing 18.4% of workers. The unemployment rate is 1.9%.
Cheyenne is among the largest cities associated with Teton County, Wyoming, with a population of 64,976.
Teton County, WY Climate
Teton County, WY has an average annual temperature of 0°C (32°F) and receives about 643 mm of precipitation per year. The warmest month is July and the coldest is December. Figures are 1970–2000 climate normals.
0°C
Avg Temp
643
Precip (mm/yr)
Jul
Hottest Month
Dec
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -10° / 15° | 74 mm |
| February | -9° / 17° | 55 mm |
| March | -6° / 21° | 55 mm |
| April | -2° / 28° | 48 mm |
| May | 3° / 37° | 58 mm |
| June | 7° / 45° | 54 mm |
| July | 11° / 52° | 39 mm |
| August | 11° / 52° | 40 mm |
| September | 7° / 45° | 45 mm |
| October | 2° / 36° | 42 mm |
| November | -5° / 23° | 63 mm |
| December | -10° / 14° | 70 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Teton County, WY
The most comfortable months to visit Teton County, WY are typically July, August and September, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 21°C high). The coldest is December (near -16°C low). January is usually the wettest month.
Where to stay near Teton County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.