Sheridan County, Wyoming

Sheridan County population, land area and income

Sheridan County had 32,978 residents in the Census Vintage 2024 estimate, on 2,523.4 square miles of land. It ranks 7th of 23 in Wyoming by population and 17th by land area. That works out to 13.1 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, so Sheridan County is 2.3 times that size.

Its SAIPE 2023 median household income of $71,080 is above the national county median among 3,143 counties with an estimate.

How Sheridan County's population changed since 2020

Sheridan County gained 1,973 residents between the July 2020 and July 2024 estimates, a rise of 6.4%. That ranks 3rd 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, Sheridan County recorded 1,308 births and 1,515 deaths, a natural change of -207. Net international migration added +162 and net domestic migration, people moving to or from other US counties, came to +2,113. The largest single component was domestic migration, which added 2,113 people.

Where Sheridan County is

The Census internal point of Sheridan County is at 44.781400, -106.881200. It sits in UTM zone 13N. The map shades Wyoming's 23 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Sheridan County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Sheridan County

2 incorporated places of 1,000+ people have residents in Sheridan County, 20,989 people together, or 64% of the county. Each figure counts only the part of the town inside Sheridan County; towns marked "part" extend into another county. The largest is Sheridan with 19,813.

Counties bordering Sheridan County

The Census 2024 county adjacency file lists 5 neighbors for Sheridan County, including 2 across a state line. The most populous is Campbell County, WY, with 47,946 residents. Distances run between Census internal points in a straight line.

• Campbell County

  47,946 people

  79 mi ESE

• MT

  Big Horn County, MT

  12,796 people

  53 mi NW

• Big Horn County

  12,084 people

  58 mi WSW

• Johnson County

  8,803 people

  53 mi SSE

• MT

  Powder River County, MT

  1,734 people

  78 mi NE

Distance to Cheyenne and the nearest big city

Cheyenne is 272.3 miles SSE of Sheridan County's internal point in a straight line. The nearest place of 100,000 or more is Billings, MT (population 121,483), 106.9 miles away. The nearest place of 10,000 or more is Sheridan, WY (population 19,813), 4.2 miles away.

Sheridan County FIPS code

The FIPS code of Sheridan County is 56033: state code 56 for Wyoming plus county code 033. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $71,080.