Lake County, Montana
Historic newspapers, landmarks, and county history layers for genealogists and local historians.
At a glance
SummaryThe National Register of Historic Places includes 10 listed properties in the county, first listed in 1973. Most listings are in or near Big Arm, Dayton, Post Creek.
Summary generated automatically from the source data on this page.
Newspapers
Library of CongressNewspaper directory data for Montana is not yet loaded on this site. Browse Lake titles at the Library of Congress.
National Register of Historic Places
NPS NRHP5 of 10 listings mapped; some locations are restricted by NPS to protect sensitive sites.
10 listed properties
| Property | City | Listed |
|---|---|---|
| Big Arm School | Big Arm | 2007 |
| Dayton State Bank | Dayton | 2012 |
| Fort Connah Site | Post Creek | 1982 |
| Kootenai Lodge Historic District | Bigfork | 1984 |
| Linderman, Frank Bird, House | Lake | 1984 |
| Olsson, Don E., House and Garage | Ronan | 2009 |
| Polson Feed Mill | Polson | 1980 |
| St. Ignatius Mission | St. Ignatius | 1973 |
| St. Joseph's Catholic Church | Moiese | 1999 |
| Swan Lake Rock House Historic District | Swan Lake | 1984 |
Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.
County formation
Newberry AHCBLake was formed in 1923 (1923-08-10) from Flathead, Missoula.
LAKE created by petition and election from FLATHEAD and MISSOULA.
Source: Newberry Library, Atlas of Historical County Boundaries.
Population by decade
CensusLake County population from 1930 to 2020 (Census historical series).
| 1930 | 1940 | 1950 | 1960 | 1980 | 2000 | 2020 |
|---|---|---|---|---|---|---|
| 9,541 | 13,490 | 13,835 | 13,104 | 19,056 | 26,507 | 31,134 |
Sources: U.S. Census Bureau historical county population (Forstall 1790–1990) and public-domain / CC0 county population series through 2020.
Cemeteries & historical places
USGS GNIS9 cemeteries and 3 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.
Cemeteries — 9 of 9 listed
| Name |
|---|
| Beauvais Decker Catholic Cemetery |
| Hospital Cemetery |
| Indian Cemetery |
| Jocko Valley Cemetery |
| Lakeview Cemetery |
| Pleasant View Cemetery |
| Ronan Cemetery |
| Saint Ignatius Catholic Cemetery |
| Saint Ignatius Old Catholic Cemetery |
Historical populated places — 3 of 3
| Name |
|---|
| Allard |
| Mountain View |
| Spring Valley |
Source: USGS Geographic Names Information System (public domain). Cemeteries from the 2021 NationalFile archive; historical places from GNIS HistoricalFeatures topical extract.
Historical markers
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Search HMdb for Lake County, Montana
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