Newcastle, California

Newcastle
Newcastle
Position in California.
Newcastle
Newcastle (the United States)
Coordinates: 38°52′20″N 121°07′50″W / 38.87222°N 121.13056°W / 38.87222; -121.13056
Country United States
State California
County Placer
Area
 • Total
2.396 sq mi (6.206 km2)
 • Land2.392 sq mi (6.195 km2)
 • Water0.0042 sq mi (0.011 km2)  0.18%
Elevation
797 ft (243 m)
Population
 (2020)
 • Total
1,321
 • Density552.3/sq mi (213.2/km2)
Time zoneUTC-8 (Pacific (PST))
 • Summer (DST)UTC-7 (PDT)
ZIP Code
95658
Area codes916, 279
GNIS feature ID2583089

Newcastle is an unincorporated community and census-designated place (CDP) in Placer County, California. Nestled in the Sierra Nevada foothills, Newcastle is located 8 miles (12.9 km) northeast of Rocklin and 31 miles northeast of Sacramento. Newcastle generally has moderate winters and warm summers.

As of the 2020 U.S. Census, Newcastle had a population of 1,321.