Downey
- County:
- Los Angeles County
- County Seat:
- No
- Area (mi²):
- 12.409
- State:
- California
Downey is a city located in Los Angeles County, California. Downey has a 2026 population of 109,368. Downey is currently declining at a rate of -0.17% annually and its population has decreased by -4.03% since the most recent census, which recorded a population of 113,966 in 2020.