County · GEOID 30007
Broadwater County, MT ZIP codes
6 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Broadwater County (GEOID 30007). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 20,542 (6 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
ZIP/ZCTA overlap with Broadwater County
Population overlap
Share of each ZIP/ZCTA’s population located within Broadwater County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- 596355.4%
- 59643100.0%
Directory county
- 59644100.0%
Directory county
- 596451.2%
- 59647100.0%
Directory county
- 5975224.3%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Broadwater County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 59635 | East Helena | Lewis and Clark County | 8,382 | $73,664 |
| 59643 | Toston | Broadwater County | 785 | $48,321 |
| 59644 | Townsend | Broadwater County | 4,337 | $59,082 |
| 59645 | White Sulphur Springs | Meagher County | 1,703 | $59,231 |
| 59647 | Winston | Broadwater County | 353 | $59,330 |
| 59752 | Three Forks | Gallatin County | 4,982 | $82,228 |
USPS associates these ZIPs with Broadwater County
These codes list Broadwater County as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 59641 | Radersburg | Broadwater County | — | — |