Lewis and Clark
County in Montana
County
The population development of Lewis and Clark.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | |
|---|---|---|---|---|---|---|
| Lewis and Clark | County | 47,495 | 55,716 | 63,395 | 70,970 | → |
| Montana | State | 799,065 | 902,195 | 989,415 | 1,084,244 |
Contents: Places
The population development of the places in Lewis and Clark.
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 | |
|---|---|---|---|---|---|---|---|
| Augusta | Census-Designated Place | Lewis and Clark | 319 | 284 | 309 | 316 | → |
| Canyon Creek | Census-Designated Place | Lewis and Clark | ... | 23 | 34 | 47 | → |
| Craig | Census-Designated Place | Lewis and Clark | 53 | 50 | 43 | 39 | → |
| East Helena | City | Lewis and Clark | 1,616 | 2,072 | 2,025 | 1,945 | → |
| Gilman | Census-Designated Place | Lewis and Clark | ... | 22 | 7 | 48 | → |
| Helena | City | Lewis and Clark | 24,572 | 26,145 | 28,811 | 32,112 | → |
| Helena Valley Northeast | Census-Designated Place | Lewis and Clark | 1,610 | 2,165 | 3,275 | 3,813 | → |
| Helena Valley Northwest | Census-Designated Place | Lewis and Clark | 1,215 | 2,082 | 3,482 | 4,705 | → |
| Helena Valley Southeast | Census-Designated Place | Lewis and Clark | 4,712 | 7,032 | 8,661 | 9,168 | → |
| Helena Valley West Central | Census-Designated Place | Lewis and Clark | 6,327 | 6,983 | 7,883 | 8,670 | → |
| Helena West Side | Census-Designated Place | Lewis and Clark | 1,124 | 1,055 | 1,637 | 1,331 | → |
| Lincoln | Census-Designated Place | Lewis and Clark | 789 | 1,100 | 1,013 | 998 | → |
| Marysville | Census-Designated Place | Lewis and Clark | ... | 74 | 80 | 82 | → |
| Milford Colony | Census-Designated Place | Lewis and Clark | ... | ... | ... | 2 | → |
| Rimini | Census-Designated Place | Lewis and Clark | ... | 38 | 27 | 51 | → |
| Unionville | Census-Designated Place | Lewis and Clark | 127 | 123 | 66 | 206 | → |
| Wolf Creek | Census-Designated Place | Lewis and Clark | ... | ... | 1 | 25 | → |
| York | Census-Designated Place | Lewis and Clark | ... | 51 | 57 | 94 | → |
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.