Foster County, North Dakota
Foster County, North Dakota, has 3,212 residents (July 2025 estimate). Its county seat is Carrington. It uses Central Time and covers 634 sq mi (1,642 km²) of land.
- Resident population, July 2025
- 3,212
- Land area
- 634 sq mi (1,642 km²)
- County seat or government
- Carrington
- Time zone
- Central TimeUTC-06:00 in January; UTC-05:00 in July
- Median household income
- $87,831 ± $10,924
- Median home value
- $167,500 ± $27,475
- Median rent, with utilities
- $780 ± $70
- Homes lived in by their owners
- 79.7% ± 3.7 points
- County type
- County
- Metro or micro area
- Outside any metro or micro areaNext to: Jamestown, ND micro area
- Water area
- 12.8 sq mi (33.1 km²)
- State
- North Dakota
- County code (FIPS)
- 38031
- Coordinates (central point)
- 47.471431, -98.872876
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 Foster County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Central TimeAmerica/Chicago | UTC-06:00 in January; UTC-05:00 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
- 584212,969 people
- 583561,627 people
- 58455336 people
- 58464270 people
- 58426170 people
- 58443152 people
- 58445145 people
- 5848493 people
8 ZIP Code areas overlap Foster 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
We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Townships in Foster County, largest first
- Carrington Township278 people
- Longview Township146 people
- Estabrook Township138 people
- Melville Township78 people
- Glenfield Township68 people
- Rose Hill Township62 people
- Larrabee Township37 people
- McHenry Township37 people
- Bucephalia Township33 people
- Eastman Township28 people
- McKinnon Township27 people
- Rolling Prairie Township26 people
All 18
- Nordmore Township23 people
- Florance Township14 people
- Haven Township3 people
- Bordulac Township2 people
- Birtsell Township0 people
- Wyard Township0 people
People counts are American Community Survey 2020–2024 5-year estimates. All townships in North Dakota, by county
School districts in Foster County, largest first
- Carrington Public School District 493,438 people
- New Rockford-Sheyenne Public School District 22,129 people
- Midkota Public School District 7996 people
- Kensal Public School District 19338 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.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Carrington, North Dakota (city)2,168 people
- McHenry, North Dakota (city)66 people
- Glenfield, North Dakota (city)63 people
- Grace City, North Dakota (city)61 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Eddy County, North Dakota17 mi north
- Griggs County, North Dakota30 mi east
- Stutsman County, North Dakota35 mi south
- Wells County, North Dakota39 mi west
Before using this answer on a form
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