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Newcastle, CA
Census-designated place in Placer County, California. ZIP codes: 95658.
Population
1,585
Land area
2.4sq mi
People per sq mi
663
ZIP codes
1
Newcastle and its ZIP codes
Newcastle at a glance
- Newcastle is about 2.6 times as dense as California as a whole.
- The median household income is $108,750, 10% above the California median of $99,122.
- A typical owner-occupied home is valued at $598,000 (19% below California) and median rent is $1,798 a month.
Local data for Newcastle, CA
Counts from official public data
Housing and community stats
Newcastle, CA, American Community Survey 2020-2024
Median household income
$108,750
Poverty rate
12.4%
Median home value
$598,000
Median rent
$1,798/mo
Homeownership
88.5%
Bachelor's or higher
27.7%
Median age
42.3
Average commute
20.3 min
Largest reported origins and ancestries: German Americans (352), Mexican Americans (250), Irish Americans (148).
Economy and federal money
Jobs, pay, income and spending are for Placer County. PPP loans are for Newcastle.
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
$3B
FY 2026, $7,436 per person
PPP loans
$15.7M
199 loans, 1,416 jobs reported
How people get to work
Newcastle, CA, workers 16 and older. American Community Survey 5-year estimates
- Drove alone84.1%
- Carpooled5.2%
- Public transit0.0%
- Walked2.7%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.8%
- Worked from home7.1%
Average one-way commute: 20.3 minutes for people who do not work from home.
Environment and hazard risk
Newcastle, CA, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: wildfire
Storm events since 1996
1,223
Countywide, mostly heavy snow
Flood insurance policies
939
0.6% of homes, county
July high / Jan low
93° / 38°F
36.1 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Newcastle, CA, CDC PLACES estimates
Obesity
27.6%
U.S. 33.3% -5.7 pts
Diabetes
10.2%
U.S. 12.1% -1.9 pts
Smoking
9.6%
U.S. 12.8% -3.2 pts
Uninsured (18-64)
4.5%
U.S. 11.1% -6.6 pts
ZIP codes in Newcastle
1 in or overlapping Newcastle. Population shown
Cities near Newcastle
| Name | Distance | Land area (sq mi) |
|---|---|---|
| PenrynCensus-designated place | 2.4 mi | 1.9 |
| AuburnCity | 3.7 mi | 7.2 |
| North AuburnCensus-designated place | 4.6 mi | 7.8 |
| LoomisTown | 5.1 mi | 7.2 |
| Auburn Lake TrailsCensus-designated place | 7.4 mi | 12.7 |
| Granite BayCensus-designated place | 7.8 mi | 21.5 |
| RocklinCity | 8.1 mi | 19.8 |
| LincolnCity | 8.4 mi | 24.5 |
| Meadow VistaCensus-designated place | 11 mi | 5.3 |
| RosevilleCity | 12 mi | 44.1 |
| Lake of the PinesCensus-designated place | 12 mi | 2.5 |
| ColomaCensus-designated place | 13 mi | 3.4 |
| El Dorado HillsCensus-designated place | 13 mi | 48.5 |
| OrangevaleCensus-designated place | 14 mi | 11.5 |
| SheridanCensus-designated place | 14 mi | 25.5 |
| FolsomCity | 14 mi | 27.9 |
Frequently asked questions
- What county is Newcastle, CA in?
- Newcastle is in Placer County, California.
- What ZIP codes are in Newcastle, CA?
- ZIP codes in or overlapping Newcastle include 95658.
- What is the population of Newcastle, CA?
- About 1,585 people live in Newcastle, based on American Community Survey 5-year estimates.
- What cities are near Newcastle?
- Nearby places include Penryn (2.4 mi), Auburn (3.7 mi), North Auburn (4.6 mi), Loomis (5.1 mi), Auburn Lake Trails (7.4 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023