Poway is a city in San Diego County, California. Originally an unincorporated community in San Diego County, Poway officially became a city in December 1980. Even though Poway lies geographically in the middle of San Diego County, most consider its relative location as north county inland. Poway's rural roots gave rise to its slogan "The City in the Country. " As of the 2010 census the city had a population of 47,811. The ZIP code is 92064.