Pico Rivera is a city located in southeastern Los Angeles County, California, United States. The city is situated approximately 11 miles southeast of downtown Los Angeles, on the eastern edge of the Los Angeles basin, and on the southern edge of the area known as the San Gabriel Valley. The ports of Long Beach and Los Angeles, as well as Los Angeles International Airport, are in close proximity. The 2010 census reported that the city had a population of 62,942. Facilitated by annexations, it has grown to approximately 9 square miles.