ZIP code · Gwinner · North Dakota · United States
ZIP code 58040 — Gwinner
ZIP code 58040 serves Gwinner, North Dakota.
- Postal code
- 58040Single source Value from one source, not cross-checked.
- City
- Gwinner
- County
- Sargent FIPS 38081
- State
- North Dakota
- Country
- United States
- Coordinates
- 46.2258, -97.6626 — precision precise (locality)
View on OpenStreetMap - Population
- 1,041 (ZCTA, ACS 5-year)
- Population density
- 14 / sq mi
- Land area
- 75.4 sq mi (195.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $71,094
- Per-capita income
- $41,145
- Median age
- 32.9
- Households
- 487
- Housing units
- 520
- Median home value
- $179,200
- Median gross rent
- $905 / month
- Congressional district
- ND At-large (119th Congress)
- USDA hardiness zone
- 4a (-30 to -25 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 701Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 58040 with another ZIP · ZIPs within 25 miles · distance from 58040
Map of ZIP code 58040
Climate — monthly normals
Warmest month Jul (avg high 81°F), coldest Jan (avg low -1°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 18 | 23 | 37 | 53 | 66 | 76 | 81 | 80 | 71 | 56 | 38 | 25 |
| Avg low °F | -1 | 3 | 17 | 31 | 44 | 55 | 59 | 57 | 47 | 34 | 20 | 7 |
| Precip in | 0.7 | 0.5 | 1.0 | 1.9 | 2.8 | 4.3 | 3.6 | 2.2 | 2.5 | 2.2 | 0.8 | 0.6 |
NOAA 1991–2020 climate normals from the nearest station: FORMAN 5 SSE (13.7 mi) · NOAA NCEI
Places in ZIP 58040
- 1 schools
- 2 parks
- 10 playgrounds
- 2 places of worship
- 2 gas stations
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page