Campbell County, Wyoming

Campbell County population, land area and income

Campbell County had 47,946 residents in the Census Vintage 2024 estimate, on 4,802.1 square miles of land. It ranks 3rd of 23 in Wyoming by population and 7th by land area. That works out to 10.0 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 Campbell County is 3.4 times that size.

Its SAIPE 2023 median household income of $89,749 is in the top tenth among 3,143 counties with an estimate.

How Campbell County's population changed since 2020

Campbell County gained 800 residents between the July 2020 and July 2024 estimates, a rise of 1.7%. That ranks 9th 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, Campbell County recorded 2,465 births and 1,434 deaths, a natural change of +1,031. Net international migration added +90 and net domestic migration, people moving to or from other US counties, came to -166. The largest single component was natural change, which added 1,031 people.

Where Campbell County is

The Census internal point of Campbell County is at 44.192000, -105.517000. 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 Campbell County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Campbell County

2 incorporated places of 1,000+ people have residents in Campbell County, 35,506 people together, or 74% of the county. Each figure counts only the part of the town inside Campbell County; towns marked "part" extend into another county. The largest is Gillette with 33,846.

Counties bordering Campbell County

The Census 2024 county adjacency file lists 6 neighbors for Campbell County, including 1 across a state line. The most populous is Sheridan County, WY, with 32,978 residents. Distances run between Census internal points in a straight line.

• Sheridan County

  32,978 people

  79 mi WNW

• Converse County

  13,766 people

  83 mi S

• Johnson County

  8,803 people

  54 mi W

• Crook County

  7,775 people

  54 mi ENE

• Weston County

  6,866 people

  53 mi ESE

• MT

  Powder River County, MT

  1,734 people

  84 mi N

Distance to Cheyenne and the nearest big city

Cheyenne is 213.8 miles S of Campbell County's internal point in a straight line. The nearest place of 100,000 or more is Billings, MT (population 121,483), 184.9 miles away. The nearest place of 10,000 or more is Gillette, WY (population 33,846), 5.7 miles away.

Campbell County FIPS code

The FIPS code of Campbell County is 56005: state code 56 for Wyoming plus county code 005. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $89,749.