Grand Forks County, North Dakota ZIP codes
19 ZIP codes are in Grand Forks County, plus 6 that cross in from neighboring counties. It's part of the Grand Forks, ND-MN metro area.
- ZIP codes
- 19
- Population in these ZIPs
- 72,799
- Avg. median income
- $68,600population-weighted
- Cities & towns
- 13
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Grand Forks County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 58201 | Grand Forks | 42,373 | $68,143 | $330,400 |
| 58202 | Grand Forks | 2,865 | $29,600 | — |
| 58203 | Grand Forks | 16,478 | $60,474 | $247,100 |
| 58204 | Grand Forks Afb | 1,834 | $73,145 | $9,999 |
| 58205 | Grand Forks Afb | 153 | — | — |
| 58206 PO Box | Grand Forks | — | — | — |
| 58207 PO Box | Grand Forks | — | — | — |
| 58208 PO Box | Grand Forks | — | — | — |
| 58214 | Arvilla | 387 | $111,944 | $420,500 |
| 58228 | Emerado | 640 | $70,625 | $240,500 |
| 58235 | Gilby | 513 | $81,042 | $135,400 |
| 58244 | Inkster | 50 | $175,313 | $185,000 |
| 58251 | Larimore | 2,016 | $100,625 | $231,300 |
| 58256 | Manvel | 705 | $91,125 | $286,600 |
| 58258 | Mekinock | 261 | $56,071 | $98,700 |
| 58266 | Niagara | 74 | $88,889 | — |
| 58267 | Northwood | 1,569 | $88,015 | $250,000 |
| 58275 | Reynolds | 713 | $105,385 | $263,600 |
| 58278 | Thompson | 2,168 | $111,250 | $407,900 |
ZIP codes partly in Grand Forks County
These ZIP codes are mostly in a neighboring county but cover part of Grand Forks County.
| ZIP code | City | State | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|---|
| 56744 | Oslo | MN | Marshall County | 571 | $81,750 | $173,800 |
| 58212 | Aneta | ND | Nelson County | 312 | $60,972 | $99,100 |
| 58231 | Fordville | ND | Walsh County | 461 | $85,833 | $95,000 |
| 58233 | Forest River | ND | Walsh County | 265 | $84,375 | $121,900 |
| 58240 | Hatton | ND | Steele County | 991 | $85,950 | $227,200 |
| 58261 | Minto | ND | Walsh County | 1,442 | $78,864 | $119,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Grand Forks County
Nearby counties
Frequently asked questions
How many ZIP codes are in Grand Forks County, North Dakota?
19 ZIP codes are mainly in Grand Forks County, and 6 more ZIP codes from neighboring areas reach partly into it.
What cities are in Grand Forks County?
ZIP codes in Grand Forks County use the city names Arvilla, Emerado, Gilby, Grand Forks, Grand Forks Afb, Inkster, Larimore, Manvel, Mekinock, Niagara, Northwood and Reynolds and others.
What metro area is Grand Forks County in?
Grand Forks County is part of the Grand Forks, ND-MN metropolitan statistical area.