Box Elder County, Utah

Box Elder County, Utah, has 65,320 residents (July 2025 estimate). Its county seat is Brigham City. It uses Mountain Time and covers 5,781 sq mi (14,974 km²) of land.

Salt Lake CityWest Valley City
Box Elder County in Utah
Cache CountyDavis CountyWeber CountyBrigham CityTremontonWillard
Box Elder County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
65,320
Land area
5,781 sq mi (14,974 km²)
County seat or government
Brigham City
Time zone
Mountain TimeUTC-07:00 in January; UTC-06:00 in July
Median household income
$84,550 ± $4,300
Median home value
$403,600 ± $10,134
Median rent, with utilities
$1,116 ± $57
Homes lived in by their owners
76% ± 1.6 points
County type
County
Metro or micro area
Brigham City, UT-ID micro areaCentral county
Water area
948 sq mi (2,455 km²)
State
Utah
County code (FIPS)
49003
Coordinates (central point)
41.622623, -113.060252

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Box Elder County

Time zoneLocal time and UTC offsetNext clock change
Mountain TimeAmerica/DenverUTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 8430227,053 people
  2. 8433716,199 people
  3. 8402914,869 people
  4. 843124,857 people
  5. 843403,744 people
  6. 843241,677 people
  7. 843071,356 people
  8. 833421,231 people
  9. 843111,013 people
  10. 84314964 people
  11. 84301889 people
  12. 84309871 people
All 20
  1. 84306521 people
  2. 84336481 people
  3. 84329424 people
  4. 84330364 people
  5. 84316288 people
  6. 84331245 people
  7. 84334180 people
  8. 843130 people

20 ZIP Code areas overlap Box Elder County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

Box Elder County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Box Elder County, largest first

  1. Box Elder School District61,246 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Tribal areas in Box Elder County, largest first

  1. Northwestern Shoshone Reservation0 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Brigham City, Utah (city)19,992 people
  2. Tremonton, Utah (city)11,477 people
  3. Perry, Utah (city)5,843 people
  4. Garland, Utah (city)2,660 people
  5. Willard, Utah (city)2,212 people
  6. Mantua, Utah (town)1,677 people
  7. Elwood, Utah (town)1,547 people
  8. South Willard, Utah (CDP)1,532 people
  9. Honeyville, Utah (city)1,275 people
  10. Thatcher, Utah (CDP)1,170 people
  11. Riverside, Utah (CDP)1,135 people
  12. Bear River City, Utah (city)867 people
All 19
  1. Corinne, Utah (city)783 people
  2. Fielding, Utah (town)746 people
  3. Deweyville, Utah (town)415 people
  4. Plymouth, Utah (town)342 people
  5. Howell, Utah (town)288 people
  6. Snowville, Utah (town)231 people
  7. Portage, Utah (town)219 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Oneida County, Idaho48 mi northeast
  2. Cassia County, Idaho54 mi northwest
  3. Davis County, Utah60 mi southeast
  4. Weber County, Utah66 mi east
  5. Cache County, Utah68 mi east
  6. Tooele County, Utah80 mi south
  7. Elko County, Nevada123 mi west

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.