Box Elder County, Utah

Box Elder County population, land area and income

Box Elder County had 64,120 residents in the Census Vintage 2024 estimate, on 5,781.3 square miles of land. It ranks 9th of 29 in Utah by population and 4th by land area. That works out to 11.1 people per square mile, below the US average of 96.3, and in the bottom quarter nationally.

The median county-equivalent in Utah has 20,803 residents, so Box Elder County is 3.1 times that size.

Its SAIPE 2023 median household income of $83,493 is in the top quarter among 3,143 counties with an estimate.

How Box Elder County's population changed since 2020

Box Elder County gained 6,172 residents between the July 2020 and July 2024 estimates, a rise of 10.7%. That ranks 7th of 29 in Utah for growth. The median Utah county changed by +5.7%, and the state as a whole by +6.7%.

Since the April 2020 estimates base, Box Elder County recorded 3,557 births and 2,036 deaths, a natural change of +1,521. Net international migration added +405 and net domestic migration, people moving to or from other US counties, came to +4,511. The largest single component was domestic migration, which added 4,511 people.

Where Box Elder County is

The Census internal point of Box Elder County is at 41.622600, -113.060300. It sits in UTM zone 12N. The map shades Utah's 29 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Box Elder County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Box Elder County

8 incorporated places of 1,000+ people have residents in Box Elder County, 48,704 people together, or 76% of the county. Each figure counts only the part of the town inside Box Elder County; towns marked "part" extend into another county. The largest is Brigham City with 20,319.

Counties bordering Box Elder County

The Census 2024 county adjacency file lists 7 neighbors for Box Elder County, including 3 across a state line. The most populous is Davis County, UT, with 378,470 residents. Distances run between Census internal points in a straight line.

• Davis County

  378,470 people

  60 mi SE

• Weber County

  276,118 people

  66 mi ESE

• Cache County

  145,487 people

  68 mi E

• Tooele County

  84,488 people

  80 mi S

• NV

  Elko County, NV

  54,363 people

  123 mi WSW

• ID

  Cassia County, ID

  25,976 people

  54 mi NNW

• ID

  Oneida County, ID

  4,976 people

  48 mi NE

Distance to Salt Lake City and the nearest big city

Salt Lake City is 84.4 miles SE of Box Elder County's internal point in a straight line. The nearest place of 100,000 or more is Salt Lake City, UT (population 217,783), 82.8 miles away. The nearest place of 10,000 or more is Tremonton, UT (population 12,677), 45.5 miles away.

Box Elder County FIPS code

The FIPS code of Box Elder County is 49003: state code 49 for Utah plus county code 003. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $83,493.