Boulder, Montana
Boulder is a city in Jefferson County, Montana, with an estimated population of 1,283 in 2023. It sits at 46.2358, -112.1197 in the America/Denver time zone.
| Field | Value |
|---|---|
| Place name | Boulder |
| Type | city |
| State | Montana (MT) |
| County | Jefferson County |
| Population (2023 est.) | 1,283 |
| Land area | 1.12 sq mi (2.91 km²) |
| Coordinates | 46.2358, -112.1197 |
| Time zone | America/Denver |
| ZIP codes | 59632 |
ZIP codes and area codes for Boulder
Boulder covers 1 ZIP code: 59632. Browse all ZIP codes in Montana for the full list.
Where is Boulder?
Boulder is located in Montana, in Jefferson County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Walkerville 39 km · MTWhitehall 41 km · MTHelena 41 km · MTEast Helena 42 km · MTTownsend 47 km · MTDeer Lodge 50 km · MTButte-Silver Bow (balance) 56 km · MTThree Forks 58 km · MT
Other places in Jefferson County
Frequently asked questions
What county is Boulder, MT in?
Boulder is in Jefferson County, Montana.
What is the population of Boulder, MT?
The 2023 Census Bureau estimate is 1,283.
What time zone is Boulder in?
Boulder is in the America/Denver time zone.