City of Tustin
City
Seal
Location of Tustin within Orange County, California.

Area[4]
• Total	11.082 sq mi (28.701 km2)
• Land	11.082 sq mi (28.701 km2)
• Water	0 sq mi (0 km2)  0%
Elevation[1]	138 ft (42 m)
Population (April 1, 2010)[5]
• Total	75,540
• Estimate (2013)[5]	78,327
• Density	6,800/sq mi (2,600/km2)
Time zone	Pacific (UTC−8)
• Summer (DST)	PDT (UTC−7)
ZIP codes	92780–92782
Area code(s)	657/714, 949
FIPS code	06-80854
GNIS feature IDs	1661590, 2412117
Website	www.tustinca.org https://en.wikipedia.org/wiki/Tustin,_California