Pico Rivera is a city located in southeastern Los Angeles County, California. The city is situated approximately 11 miles (18 km) 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. As of the 2020 United States census, the city has a population of 62,088. Pico Rivera is bordered by Montebello to the west, Downey to the south, Santa Fe Springs to the southeast, and Whittier to the east. Northrop Grumman's Advanced Systems Division developed the B-2 Spirit bomber here.