| ZIP Codes: | 7 ZIP Codes (7 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 701 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:13:03 PM |
| Population: | 11,987 [See All] |
| FIPS: | 38079 |
| Land Area: | 930 sq mi |
| Water Area: | 39 sq mi |
| Coordinates: | 48.7714, -99.7408 |
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11,987 residents live across 7 ZIPs covering 930 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 14,287 to 11,970 from 2014 to 2024 — a -16.2% change. 1 ZIPs gained residents, 5 lost.
The county's wealthiest ZIP 58366 (Rolette, $91,071 median) and poorest ZIP 58329 (Dunseith, $51,065) are 16.5 miles apart — a 1.8× income gap across local geography.
Median home values vary 1.8× across this county — from $88,800 in 58329 (Dunseith) to $155,400 in 58366 (Rolette).
Density varies 62× across the county — from 1 people/sq mi in 58353 (Mylo) to 58 in 58316 (Belcourt).
Educational attainment ranges from 13.6% bachelor's+ in 58329 (Dunseith) to 34.9% in 58366 (Rolette) — the breadth of educational profiles across the area.
Within North Dakota, this is the #11 most populous of 64 counties and ranks #48 for median household income .
Weighted by population, the typical household earns about $64,464 across the county — reflecting what a typical resident sees, not a simple ZIP average.
18.1% of adults age 25+ hold a bachelor's degree or higher (1,285 of 7,098 reporting).
7 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
Rolette County lost 16.1% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 58316 | Belcourt | Standard | 5,865 | $66,932 | 101.8 | -13.2% |
| 58329 | Dunseith | Standard | 2,769 | $51,065 | 217.9 | -11.2% |
| 58367 | Rolla | Standard | 1,453 | $63,750 | 163.5 | -7.5% |
| 58369 | Saint John | Standard | 1,069 | $68,235 | 86.8 | -26.1% |
| 58366 | Rolette | Standard | 738 | $91,071 | 274.5 | -45.1% |
| 58353 | Mylo | Standard | 76 | — | 81.7 | 46.2% |
| 58310 | Agate | Standard | 17 | — | 4.3 | — |