| Blair Junction, Nevada | |
| Settlement Type: | Ghost town |
| Named For: | D. C. Blair, a railroad agent[1] |
| Coordinates: | 38.0083°N -117.7736°W |
| Elevation Ft: | 4819 |
| Pushpin Map: | USA Nevada#USA |
| Pushpin Label: | Blair Junction |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location within Nevada##Location within the United States |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Esmeralda |
| Timezone1: | Pacific Time |
| Utc Offset: | -8 |
| Timezone1 Dst: | Pacific Daylight Time |
| Utc Offset Dst: | -7 |
| Blank1 Name: | GNIS feature ID |
Blair Junction is the neglected site[2] of a formerly populated settlement in Esmeralda County, in the U.S. state of Nevada.
Blair Junction was at the junction of the Tonopah and Goldfield Railroad and the Silver Peak Railroad, located 0.7 miles south of the present Blair Junction on Nevada State Route 265. On the Tonopah and Goldfield Railroad, Coaldale was to the west and McLeans was to the east.
A post office called Blair Junction was in operation from 1922 until 1923.