Jefferson
County in Montana
County
The population development of Jefferson.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2023-07-01 | |
|---|---|---|---|---|---|---|---|
| Jefferson | County | 7,939 | 10,049 | 11,406 | 12,082 | 13,048 | → |
| Montana | State | 799,065 | 902,195 | 989,415 | 1,084,244 | 1,132,812 |
Contents: Incorporated Places
The population development of the incorporated places in Jefferson.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2023-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Boulder | City | Jefferson | 1,212 | 1,207 | 1,179 | 1,201 | 1,283 | → |
| Whitehall | Town | Jefferson | 1,064 | 1,052 | 1,044 | 1,003 | 1,080 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.