Big Bear City is an unincorporated community in San Bernardino County, California, United States along the east shore of Big Bear Lake and surrounded by the San Bernardino National Forest. It is located immediately east of the city of Big Bear Lake. Big Bear City is mostly residential with smaller houses and cabins laid out in typical square block fashion.

Most of the town and the business district are centered around Big Bear Boulevard. Its limits are defined on the West by Division Road and on the east by the left turn at Highway 38, which goes to Redlands and Highway 18 which goes to downtown San Bernardino. Though its south boundary is loosely defined by the residential boundary, the north side is defined by North Shore Road. The east-west postal divider of Big Bear City is Green Way Drive. It is here that Highway 18 (Big Bear Boulevard) turns north and crosses over to North Shore Drive heading east toward Lucerne Valley, and Highway 38 coming from the east turns north to North Shore and heads west to Big Bear Dam.

Big Bear City's boundries technically include the areas of Sugarloaf, Baldwin Lake, Erwin Lake, Whispering Forest,  and Lake Williams.