El Dorado County, California

County seat: Placerville · Population 192,323 (2025) · 1,708 sq mi

El Dorado County is the 29th most populous of California's 58 counties, with 192,323 people (2025 estimate). Its county seat is Placerville. The map shows its 2 cities and towns and the 5 neighboring counties.

Map of El Dorado County, California with cities, towns and the county boundary
El Dorado County, California with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

El Dorado County facts

County seat
Placerville
Population (2025 estimate)
192,323 +0.6% since 2020
Land area
1,708 sq mi 27th largest of 58
Water area
79 sq mi
Population density
113 per sq mi
Established
1850
Named after
El Dorado South American myth
Largest city
El Dorado Hills 51,026
Median household income
$108,845
Cities and towns
2 plus 13 CDPs
ZIP codes
26
Time zone
Pacific
FIPS code
06017

Cities and towns in El Dorado County

El Dorado County has 2 incorporated cities, towns and villages. Populations count the people living inside El Dorado County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
South Lake TahoeCity21,115
Placerville (county seat)City10,685

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
El Dorado Hills51,026
Cameron Park18,315
Diamond Springs10,927
Pollock Pines6,212
Shingle Springs3,801
Auburn Lake Trails3,284
Georgetown2,403
Camino2,079
Meyers1,995
Grizzly Flats1,410
Tahoma648Placer County
Coloma462
Cold Springs449

ZIP codes in El Dorado County

26 ZIP codes reach into El Dorado County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of El Dorado County, 2020–2025

El Dorado County grew by 1,134 people (+0.6%) between April 2020 and July 2025: 1,796 more deaths than births and a net gain of 3,070 people from migration.

Year (July 1)Population
2020191,237
2021193,631
2022192,914
2023192,090
2024192,371
2025192,323

Neighboring counties

Printable El Dorado County map

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Sources

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