Cascade County, Montana
Cascade County is a county in Montana. Its county FIPS code is 30013. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 30013
- Representative coordinates
- 47.316575, -111.350262
- County type
- County
- County seat or government
- Great Falls
- Resident population, July 2025
- 85,029
- Land area
- 6,988.334 km²
- Water area
- 34.3 km²
- State
- Montana
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Cascade County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/Denver | UTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
59401 · 59404 · 59405 · 59412 · 59414 · 59421 · 59436 · 59440 · 59443 · 59463 · 59465 · 59468 · 59472 · 59477 · 59480 · 59483 · 59485 · 59487
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Cascade County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Belt town, MT
- Big Stone Colony CDP, MT
- Black Eagle CDP, MT
- Cascade town, MT
- Cascade Colony CDP, MT
- Centerville CDP, MT
- Fair Haven Colony CDP, MT
- Fort Shaw CDP, MT
- Gibson Flats CDP, MT
- Great Falls city, MT
- Hardy CDP, MT
- Malmstrom AFB CDP, MT
- Monarch CDP, MT
- Neihart town, MT
- Pleasant Valley Colony CDP, MT
- Riceville CDP, MT
- Sand Coulee CDP, MT
- Simms CDP, MT
- Stockett CDP, MT
- Sun Prairie CDP, MT
- Sun River CDP, MT
- Tracy CDP, MT
- Ulm CDP, MT
- Vaughn CDP, MT
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.