Blaine County, Idaho
Historic newspapers, landmarks, and county history layers for genealogists and local historians.
At a glance
SummaryThe National Register of Historic Places includes 23 listed properties in the county, first listed in 1975. Most listings are in or near Hailey, Ketchum, Bellevue.
Summary generated automatically from the source data on this page.
Newspapers
Library of CongressNewspaper directory data for Idaho is not yet loaded on this site. Browse Blaine titles at the Library of Congress.
National Register of Historic Places
NPS NRHP16 of 23 listings mapped; some locations are restricted by NPS to protect sensitive sites.
23 listed properties
| Property | City | Listed |
|---|---|---|
| Bald Mountain Hot Springs | Ketchum | 1982 |
| Bellevue Historic District | Bellevue | 1982 |
| Blaine County Courthouse | Hailey | 1978 |
| Chase, Eben S. and Elizabeth S., House | Hailey | 2009 |
| Cold Springs Pegram Truss Railroad Bridge | Ketchum | 1997 |
| Emmanuel Episcopal Church | Hailey | 1977 |
| Fish Creek Dam | Carey | 1978 |
| Fox, J. C., Building | Hailey | 1983 |
| Fox-Worswick House | Hailey | 2011 |
| Gimlet Pegram Truss Railroad Bridge | Ketchum | 1997 |
| Greenhow and Rumsey Store Building | Ketchum | 1983 |
| Hailey Masonic Lodge | Hailey | 2008 |
| Hailey Methodist Episcopal Church | Hailey | 2017 |
| Hemingway, Ernest and Mary, House | Ketchum | 2015 |
| Ketchum Ranger District Administrative Site | Ketchum | 2007 |
| Miller, Henry, House | Bellevue | 1975 |
| Pound, Homer, House | Hailey | 1978 |
| Proctor Mountain Ski Lift | Sun Valley | 1980 |
| Rialto, Hotel, The | Hailey | 2009 |
| Sawtooth City | Sun Valley | 1975 |
| St. Charles of the Valley Catholic Church and Rectory | Hailey | 1982 |
| Watt, W. H., Building | Hailey | 1983 |
| Werthheimer Building | Hailey | 1985 |
Source: National Park Service, National Register of Historic Places. Property links open NRHP nomination files at the National Archives.
County formation
Newberry AHCBBlaine was formed in 1895 (1895-03-05) from Alturas, Logan.
BLAINE created from ALTURAS (extinct) and LOGAN (extinct); ALTURAS and LOGAN eliminated.
Source: Newberry Library, Atlas of Historical County Boundaries.
Population by decade
CensusBlaine County population from 1900 to 2020 (Census historical series).
| 1900 | 1920 | 1940 | 1950 | 1960 | 1980 | 2000 | 2020 |
|---|---|---|---|---|---|---|---|
| 4,900 | 4,473 | 5,295 | 5,384 | 4,598 | 9,841 | 18,991 | 24,272 |
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. |
|---|---|---|
| Craters Of The Moon National Monument and Preserve | Park unit | 33.3 km |
Source: NPS National Datasets / Public POIs. The NPS Developer API requires a free key and was not used.
Cemeteries & historical places
USGS GNIS8 cemeteries and 2 historical populated places (ghost towns / former settlements) recorded in USGS GNIS for this county.
Cemeteries — 8 of 8 listed
| Name |
|---|
| Bellevue Cemetery |
| Carey Cemetery |
| Carey Pioneer Cemetery |
| Galena Pioneer Cemetery |
| Hailey Cemetery |
| Ketchum Cemetery |
| Sawtooth Cemetery |
| Timmerman Cemetery |
Historical populated places — 2 of 2
| Name |
|---|
| Leduc |
| Sawtooth City |
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 Blaine County, Idaho
Terms: hmdb.org/copyright.asp. Linking is encouraged by HMdb.