Pismo Beach is a city in the southern portion of San Luis Obispo County, in the Central Coast area of California, United States. Its estimated population was 8,072 at the 2020 census, up from 7,655 in the 2010 census. It is part of the Five Cities area, a cluster of cities in that area. The Five Cities area historically is made up of Arroyo Grande, Grover City, Halcyon, Fair Oaks, and Nipomo. Now most people refer to the Five Cities as Grover Beach, Pismo Beach, Shell Beach, Arroyo Grande, and Oceano.

San Luis Obispo County, officially the County of San Luis Obispo, is a county on the Central Coast of California. As of the 2020 census, the population was 282,424. The county seat is San Luis Obispo.