Pacheco, California
| Pacheco | |
|---|---|
| Location in Contra Costa County and the state of California | |
| Coordinates: 37°59′01″N 122°04′31″W / 37.98361°N 122.07528°W | |
| Country | United States | 
| State | California | 
| County | Contra Costa | 
| Government | |
| • State senator | Jesse Arreguín (D) | 
| • Assemblymember | Buffy Wicks (D) | 
| • U. S. rep. | Mark DeSaulnier (D) | 
| Area | |
|  • Total | 0.751 sq mi (1.945 km2) | 
| • Land | 0.751 sq mi (1.945 km2) | 
| • Water | 0 sq mi (0 km2) | 
| Elevation | 75 ft (23 m) | 
| Population  (2020) | |
|  • Total | 4,183 | 
| • Density | 5,600/sq mi (2,200/km2) | 
| Time zone | UTC-8 (Pacific) | 
| • Summer (DST) | UTC-7 (PDT) | 
| ZIP code | 94553 | 
| Area code | 925 | 
| FIPS code | 06-54764 | 
| GNIS feature IDs | 1659330, 2409012 | 
Pacheco is a census-designated place (CDP) in Contra Costa County, California. The population was 4,183 at the 2020 census. It is bounded by Martinez to the north and west, Concord to the east, and Pleasant Hill to the south.