Big Horn County, Montana
Historic newspapers, landmarks, and county history layers for genealogists and local historians.
At a glance
SummaryThe National Register of Historic Places includes 39 listed properties in the county, first listed in 1966; 2 are also National Historic Landmarks. Most listings are in or near Hardin, Lodge Grass, Fort Smith.
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 Big Horn titles at the Library of Congress.
National Register of Historic Places
NPS NRHP27 of 39 listings mapped; some locations are restricted by NPS to protect sensitive sites.
39 listed properties
Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.
County formation
Newberry AHCBBig Horn was formed in 1913 (1913-01-13) from Rosebud, Yellowstone.
BIG HORN created by petition and election from ROSEBUD and YELLOWSTONE.
Source: Newberry Library, Atlas of Historical County Boundaries.
Population by decade
CensusBig Horn County population from 1920 to 2020 (Census historical series).
| 1920 | 1940 | 1950 | 1960 | 1980 | 2000 | 2020 |
|---|---|---|---|---|---|---|
| 7,015 | 10,419 | 9,824 | 10,007 | 11,096 | 12,671 | 13,124 |
Sources: U.S. Census Bureau historical county population (Forstall 1790–1990) and public-domain / CC0 county population series through 2020.
National Park Service sites nearby
NPSPark units within about 40 km of the county centroid (from NPS Public POIs; no API key).
| Site | Type | Dist. |
|---|---|---|
| Little Bighorn Battlefield National Monument | Park unit | 18.3 km |
| Bighorn Canyon National Recreation Area | Park unit | 58.1 km |
Source: NPS National Datasets / Public POIs. The NPS Developer API requires a free key and was not used.
Cemeteries & historical places
USGS GNIS11 cemeteries and 3 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.
Cemeteries — 11 of 11 listed
| Name |
|---|
| Big Day Cemetery |
| Brightwing Cemetery |
| Busby Cemetery |
| Crow Agency Cemetery |
| Custer National Cemetery |
| Hardin Cemetery |
| Lodge Grass Cemetery |
| Muddy Creek Cemetery |
| Pryor Cemetery |
| Saint Xavier Catholic Mission Cemetery |
| Singgood Cemetery |
Historical populated places — 3 of 3
| Name |
|---|
| Carperville |
| McRae |
| Sarpy |
Source: USGS Geographic Names Information System (public domain). Cemeteries from the 2021 NationalFile archive; historical places from GNIS HistoricalFeatures topical extract.
Historical markers
HMdb linkMarker text and photos from the Historical Marker Database (HMdb) are not embedded here. HMdb allows non-commercial reuse with attribution, but commercial/compensated use needs written permission; this is a commercial site, so we only link out.
Search HMdb for Big Horn County, Montana
Terms: hmdb.org/copyright.asp. Linking is encouraged by HMdb.