Union Hill, California

Union Hill
Former settlement
Union Hill Location in California
Coordinates: 39°12′20″N 121°02′15″W / 39.20556°N 121.03750°W / 39.20556; -121.03750Coordinates: 39°12′20″N 121°02′15″W / 39.20556°N 121.03750°W / 39.20556; -121.03750
Country	United States
State	California
County	Nevada County
Elevation	2,700 ft (823 m)
Time zone	Pacific (PST) (UTC-8)
• Summer (DST)	PDT (UTC-7)

Union Hill is a former settlement in Nevada County, California, 1.5 mi (2.4 km) from Grass Valley. Its elevation is 2,700 ft (820 m) above sea level.

The Union Hill School District, established in 1868, continues to operate in Grass Valley.

Travelers could reach Union Hill via the Nevada County Narrow Gauge Railroad. Its station was located south of Grass Valley and north of Colfax.