City of Delleker, California

Delleker is located at 39°48'30" North, 120°29'48" West (39.808611, -120.496944).

According to the United States Census Bureau, the city has a total area of 2.75 mi² (7.12 km²). 2.74 mi² (7.09 km²) of it is land and 0.01 mi² (0.03 km²) of it is covered by water. The total area is 0.47% water.

Delleker is located in the Pacific Standard Time (PST) timezone, GMT-08:00. It observes Daylight Saving Time (DST).