| ZIP Codes: | 7 ZIP Codes (7 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Code: | 406 |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 11:54:11 PM |
| Population: | 17,162 [See All] |
| FIPS: | 30041 |
| Land Area: | 2,893 sq mi |
| Water Area: | 17 sq mi |
| Coordinates: | 48.5596, -110.2381 |
| Quick Link: |
17,162 residents live across 7 ZIPs covering 2,893 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 17,693 to 17,162 from 2014 to 2024 — a -3.0% change. 3 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 59528 (Hingham, $89,375 median) and poorest ZIP 59525 (Gildford, $48,438) are 10.5 miles apart — a 1.8× income gap across local geography.
Median home values vary 2.3× across this county — from $94,300 in 59525 (Gildford) to $218,100 in 59501 (Havre).
Density varies 36× across the county — from 0 people/sq mi in 59532 (Kremlin) to 13 in 59521 (Box Elder).
Educational attainment ranges from 12.6% bachelor's+ in 59525 (Gildford) to 36.4% in 59540 (Rudyard) — the breadth of educational profiles across the area.
Within Montana, this is the #12 most populous of 56 counties and ranks #39 for median household income .
Weighted by population, the typical household earns about $52,675 across the county — reflecting what a typical resident sees, not a simple ZIP average.
23.6% of adults age 25+ hold a bachelor's degree or higher (2,529 of 10,696 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.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 59501 | Havre | Standard | 12,243 | $51,872 | 1,312.5 | -2.3% |
| 59521 | Box Elder | Standard | 3,529 | $50,288 | 275.1 | -13.1% |
| 59525 | Gildford | Standard | 473 | $48,438 | 300.3 | 82.6% |
| 59540 | Rudyard | Standard | 430 | $74,250 | 366.6 | 15.3% |
| 59528 | Hingham | Standard | 249 | $89,375 | 159.8 | 52.8% |
| 59530 | Inverness | Standard | 141 | $61,875 | 207.4 | -0.7% |
| 59532 | Kremlin | Standard | 97 | $58,333 | 271.5 | -42.3% |