Teton County, Wyoming

Teton County population, land area and income

Teton County had 23,272 residents in the Census Vintage 2024 estimate, on 3,996.9 square miles of land. It ranks 9th of 23 in Wyoming by population and 12th by land area. That works out to 5.8 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in Wyoming has 14,250 residents; Teton County is somewhat larger.

Its SAIPE 2023 median household income of $130,156 is in the top tenth among 3,143 counties with an estimate.

How Teton County's population changed since 2020

Teton County lost 112 residents between the July 2020 and July 2024 estimates, a drop of 0.5%. That ranks 19th of 23 in Wyoming for growth. The median Wyoming county changed by +0.9%, and the state as a whole by +1.7%.

Since the April 2020 estimates base, Teton County recorded 834 births and 417 deaths, a natural change of +417. Net international migration added +497 and net domestic migration, people moving to or from other US counties, came to -986. The largest single component was domestic migration, which removed 986 people.

Where Teton County is

The Census internal point of Teton County is at 44.048700, -110.426100. It sits in UTM zone 12N. The map shades Wyoming's 23 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Teton County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Teton County

One incorporated place of 1,000+ people has residents in Teton County, 10,680 people together, or 46% of the county. Each figure counts only the part of the town inside Teton County; towns marked "part" extend into another county. The largest is Jackson with 10,680.

Counties bordering Teton County

The Census 2024 county adjacency file lists 8 neighbors for Teton County, including 4 across a state line. The most populous is Bonneville County, ID, with 133,644 residents. Distances run between Census internal points in a straight line.

• ID

  Bonneville County, ID

  133,644 people

  75 mi SW

• MT

  Gallatin County, MT

  126,984 people

  108 mi NNW

• Fremont County

  39,721 people

  114 mi SE

• Park County

  31,082 people

  51 mi NE

• Lincoln County

  21,000 people

  126 mi S

• ID

  Fremont County, ID

  14,399 people

  54 mi WNW

• ID

  Teton County, ID

  12,932 people

  44 mi WSW

• Sublette County

  8,965 people

  92 mi SSE

Distance to Cheyenne and the nearest big city

Cheyenne is 348.7 miles ESE of Teton County's internal point in a straight line. The nearest place of 100,000 or more is Billings, MT (population 121,483), 151.2 miles away. The nearest place of 10,000 or more is Jackson, WY (population 10,680), 43.5 miles away.

Teton County FIPS code

The FIPS code of Teton County is 56039: state code 56 for Wyoming plus county code 039. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $130,156.