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Placer County, CA
21 cities and towns and 30 ZIP codes in Placer County, California.
Population
419,156
Land area
1,407sq mi
People per sq mi
298
ZIP codes
30
Cities and towns in Placer County
Placer County at a glance
- Households here earn a median of $115,998 a year, 17% more than the California figure of $99,122.
- A typical owner-occupied home is valued at $688,100 (6% below California) and median rent is $2,069 a month.
- The biggest population centers are Roseville (155,955), Rocklin (73,327) and Lincoln (52,956).
Local data for Placer County, CA
Counts from official public data
- Hospitals3
- Emergency Rooms3
- Nursing Homes10
- Schools141
- Colleges4
- Libraries13
- Banks74
- Post Offices22
- Parks264
- Grocery Stores115
- Restaurants1,339
- Affordable Housing13
- Home Health Agencies12
- Hospice Care8
- Dialysis Centers6
- Rehab & Long-Term Care Hospitals2
- Community Health Centers8
- Mental Health & Addiction Treatment18
- Private Schools23
- Community Colleges & Trade Schools3
- Toxic Release Facilities8
- Historic Places22
Housing and community stats
Placer County, CA, American Community Survey 2020-2024
Median household income
$115,998
Poverty rate
6.8%
Median home value
$688,100
Prices +0.9% in a year
Median rent
$2,069/mo
Homeownership
74.8%
Bachelor's or higher
43.2%
Median age
42.5
Average commute
27.4 min
Largest reported origins and ancestries: German Americans (60,323), Irish Americans (46,252), Mexican Americans (45,742).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
4.5%
Aug 2026, -0.2 pts in a year
Average annual pay
$75,824
188,212 jobs, 2025
Income per person
$87,751
BEA, 2024
Federal spending
$3.01B
FY 2026, $7,436 per person
PPP loans
$1.06B
12,328 loans, 118,333 jobs reported
Campaign donations
$4.18M
Itemized, 2026 cycle
How people get to work
Placer County, CA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone67.5%
- Carpooled6.3%
- Public transit0.5%
- Walked1.2%
- Bicycle0.3%
- Taxi, ride-hailing, motorcycle or other1.4%
- Worked from home22.7%
Average one-way commute: 27.4 minutes for people who do not work from home.
Environment and hazard risk
Placer County, CA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: wildfire
Storm events since 1996
1,223
Most often heavy snow
Flood insurance policies
939
0.6% of homes, county
July high / Jan low
91° / 36°F
50.6 inches of rain a year
Hazards, floods and storm historyCheck a flood zone22 historic places
Health statistics
Share of adults in Placer County, CA, CDC PLACES estimates
Obesity
27.3%
U.S. 33.3% -6.0 pts
Diabetes
9.8%
U.S. 12.1% -2.3 pts
Smoking
9.4%
U.S. 12.8% -3.4 pts
Uninsured (18-64)
5.6%
U.S. 11.1% -5.5 pts
Cities, towns and ZIP codes in Placer County
Population shown
- Roseville155,955
- Rocklin73,327
- Lincoln52,956
- Granite Bay21,673
- Auburn13,768
- North Auburn13,480
- Loomis6,853
- Meadow Vista3,162
- Kings Beach2,736
- Colfax2,407
- Sunnyside-Tahoe City1,599
- Newcastle1,585
- Foresthill1,483
- Dollar Point1,477
- Sheridan1,183
- Penryn1,114
- Cedar Flat1,089
- Tahoe Vista1,048
- Alta656
- Carnelian Bay391
- Dutch Flat200
Frequently asked questions
- What is the largest city in Placer County, CA?
- Roseville is the largest city or town in Placer County, with about 155,955 residents.
- How many ZIP codes are in Placer County?
- Placer County includes 30 ZIP Code Tabulation Areas, including 95602, 95603, 95604, 95631, 95648.
- What is the population of Placer County, CA?
- About 419,156 people live in Placer County, based on American Community Survey 5-year estimates.
- What counties border Placer County?
- Placer County borders Sacramento County, Washoe County, NV, El Dorado County, Nevada County, Sutter County, Yuba County, Carson City, NV, Douglas County, NV.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023