95658 ZIP Code — Newcastle, CA

Placer County, California

ZIP code 95658 is located in Newcastle, California, within Placer County. It covers approximately 23.30 square miles and serves a population of 5,974 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 530.

About ZIP code 95658

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $786,500. Owner-occupancy is high at 90%, well above the national average.

The gap between median ($117,118) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 3% is below the national average. 45% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average.

Educational attainment is near the national average, with 39% of residents holding a bachelor's degree or higher.

Overall, ZIP code 95658 reflects a community defined by high homeownership and a significant Social Security-dependent population.

5,974

population

23.30

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

95658 ZIP code map

Cities in ZIP code 95658

Below are the cities the US Postal Service accepts for ZIP code 95658. Using any city not on this list may result in mail delivery delays.

City	Status
Newcastle	Preferred

Nearby ZIP codes

95663 Penryn (2.1 mi) 95650 Loomis (4.2 mi) 95603 Auburn (5.2 mi) 95677 Rocklin (7 mi) 95765 Rocklin (7.7 mi) 95602 Auburn (8 mi) 95664 Pilot Hill (8 mi) 95746 Granite Bay (8.4 mi) 95614 Cool (8.9 mi) 95648 Lincoln (10 mi) 95678 Roseville (10.3 mi) 95661 Roseville (10.7 mi)

Demographics updated 06/2026

Population
Total population	5,974
Population density	256 / sq mi
State FIPS	06
County FIPS	061

Geography
Land area	23.30 sq mi
Water area	0.46 sq mi
Latitude	38.8745
Longitude	-121.1524
Timezone	Pacific (PT)
Area code	530

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	26.5%	26.2%	32.6%
$50k – $100k	19.3%	27.2%	27.7%
$100k – $200k	34.5%	31.3%	26.4%
Over $200k	19.6%	15.3%	13.3%

Demographics & statistics

5,974

Population

256

People per sq mi

51.0

Median age

$117,118

Median household income

$57,509

Per capita income

$786,500

Median home value

$1,456

Median monthly rent

90.4%

Home ownership

3.2%

Poverty rate

4.5%

Unemployment

2,237

Housing units

38.5%

Bachelor's or higher

Age distribution

Male Female

143

Under 5

134

136

5–9

128

182

10–14

170

144

15–19

134

20–24

352

25–34

330

287

35–44

269

377

45–54

353

242

55–59

226

257

60–64

241

546

65–74

511

249

75–84

233

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,070	17.9%
18 and over	4,904	82.1%
65 and over	1,684	28.2%
Median age	51.0 years

Race & ethnicity

White 80.7%

Two or more races 6.7%

Hispanic or Latino 4.2%

Asian 2.8%

Black or African American 2.2%

Other race 1.7%

American Indian / Alaska Native 1.6%

Group	Count	%
White	5,036	80.7%
Two or more races	418	6.7%
Hispanic or Latino	265	4.2%
Asian	172	2.8%
Black or African American	140	2.2%
Other race	109	1.7%
American Indian / Alaska Native	99	1.6%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	26.5%	26.2%	32.6%
$50k – $100k	19.3%	27.2%	27.7%
$100k – $200k	34.5%	31.3%	26.4%
Over $200k	19.6%	15.3%	13.3%

Under $10k 1.3%

$10k–$15k 1.8%

$15k–$25k 2.7%

$25k–$35k 5.0%

$35k–$50k 10.3%

$50k–$75k 10.3%

$75k–$100k 8.1%

$100k–$150k 20.4%

$150k–$200k 18.5%

$200k+ 21.7%

Range	% of households
Under $10k	1.3%
$10k–$15k	1.8%
$15k–$25k	2.7%
$25k–$35k	5.0%
$35k–$50k	10.3%
$50k–$75k	10.3%
$75k–$100k	8.1%
$100k–$150k	20.4%
$150k–$200k	18.5%
$200k+	21.7%
Median income	$117,118

Housing

Home values

Under $50k 4.6%

$50k–$100k 2.8%

$100k–$150k 2.0%

$150k–$200k 2.5%

$200k–$300k 1.4%

$300k–$500k 10.2%

$500k–$1M 50.3%

$1M+ 26.1%

Housing overview

Metric	Value
Median home value	$786,500
Median rent / month	$1,456
Owner occupied	90.4%
Renter occupied	9.6%
Vacant	7.4%
Single-family detached	83.0%
Large apartment buildings	0.0%
Mobile homes	13.4%
Median rooms	6.3
Avg household size (owned)	2.59

Year built

Era	%
2020 or later	1.1%
2010–2019	3.2%
2000–2009	9.9%
1990–1999	11.2%
1980–1989	23.6%
1970–1979	26.5%
1960–1969	12.5%
1950–1959	4.1%
1940–1949	1.8%
1939 or earlier	6.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.2%
1 bedroom	5.4%
2 bedrooms	21.0%
3 bedrooms	43.7%
4 bedrooms	24.4%
5+ bedrooms	5.2%

Vehicles per household

Vehicles	% of households
No vehicle	1.7%
1 vehicle	16.2%
2 vehicles	33.4%
3 or more	48.7%

Heating fuel

Fuel type	%
Utility gas	14.9%
Electricity	24.8%
Propane / LP gas	43.4%
Fuel oil	0.2%
Wood	12.7%
Solar	1.5%

Households & families

Household type	Count	%
Married-couple family	1,346	59.2%
Cohabiting couple	156	6.9%
Male householder, no spouse	267	11.7%
Female householder, no spouse	505	22.2%
Households with children under 18	500	22.0%
Households with seniors (65+)	1,221	53.7%
Average household size	2.61

Marital status

Status	Male	Female
Never married	30.6%	14.8%
Married	55.4%	59.4%
Separated	1.0%	0.8%
Widowed	3.1%	9.6%
Divorced	10.0%	15.3%

Education

Less than 9th grade 0.6%

Some HS, no diploma 5.6%

HS graduate 20.8%

Some college, no degree 22.2%

Associate's degree 12.4%

Bachelor's degree 22.8%

Graduate / professional 15.7%

Metric	%
HS diploma or higher	93.9%
Bachelor's or higher	38.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	96	8.3%
Kindergarten	76	6.6%
Elementary school	480	41.6%
High school	259	22.4%
College / grad school	244	21.1%

Employment

Industry of employment

Education & healthcare 18.5%

Construction 14.0%

Professional & management 13.3%

Retail trade 11.8%

Finance & real estate 9.5%

Manufacturing 8.6%

Arts, food & hospitality 6.7%

Public administration 6.1%

Transportation & utilities 5.5%

Other services 3.5%

Wholesale trade 1.6%

Information 0.5%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	46.7%
Service	12.4%
Sales & office	26.1%
Natural resources & construction	6.8%
Production & transportation	8.0%

Employment type

Type	%
Private sector	79.0%
Government	12.0%
Self-employed	9.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	75.3%
Carpool	6.1%
Public transit	0.0%
Walk	0.5%
Work from home	17.4%
Other means	0.6%
Avg commute (minutes)	31.3

Poverty

All people 3.2%

Under 18 years 0.3%

18 and over 3.8%

Married-couple families 0.4%

Female-led households 8.3%

Income support

Source	% of households
Social Security	44.6%
Retirement income	40.1%
Supplemental Security	5.9%
Cash public assistance	0.3%
Food stamps / SNAP	5.1%

Health indicators

Condition	%
Obesity	28.3%
High blood pressure	30.3%
High cholesterol	35.8%
Diabetes	9.3%
Heart disease	6.5%
Stroke	2.8%
Asthma	9.5%
Arthritis	26.2%
Kidney disease	2.9%
Pulmonary disease	6.3%
Cancer	8.2%

Behavior / access	%
Smoking	10.0%
Binge drinking	18.0%
No physical activity	14.9%
Less than 7 hrs sleep	29.9%
Depression	17.3%
Fair or poor health	11.4%
Poor mental health	12.7%
Poor physical health	9.5%
No health insurance	6.7%
Visited doctor (checkup)	70.5%
Visited dentist	74.9%
Cholesterol screening	94.0%
Teeth loss	7.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	449	9.2%

Disability	%
Any disability	13.7%
Under 18	2.7%
18–64 years	10.1%
65 and over	27.4%

Health insurance coverage

Type	%
Private insurance	76.2%
Public insurance	39.4%
No insurance	3.2%
Uninsured under 19	1.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,697	95.4%
Spanish	79	1.4%
Other Indo-European	24	0.4%
Asian & Pacific Islander	28	0.5%
Other languages	27	0.5%

Place of birth & citizenship

Origin	Count	%
Native born (US)	5,623	94.1%
Born in same state	5,578	93.4%
Born in different state	4,348	72.8%
Foreign born	45	0.8%
Naturalized citizen	351	5.9%
Not a US citizen	291	82.9%

Ancestry

Ancestry	Count	%
French	855	14.3%
Italian	790	13.2%
Arab	236	4%
Polish	135	2.3%
English	131	2.2%

Ancestry	Count	%
Dutch	53	0.9%
Irish	27	0.5%
German	16	0.3%
Norwegian	5	0.1%

Technology access

Metric	% of households
Computer access	38.1%
Internet access	93.8%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 95658

What city is ZIP code 95658 in?

ZIP code 95658 is primarily assigned to Newcastle, California.

What county is ZIP code 95658 in?

ZIP code 95658 falls within Placer County, California.

Does ZIP code 95658 have an older population?

28% of residents in ZIP code 95658 are 65 or older, above the national average of ~17%.

Is ZIP code 95658 mostly owner-occupied?

90% of occupied units in ZIP code 95658 are owner-occupied, well above the national average.

Does ZIP code 95658 have a large retiree population?

45% of households in ZIP code 95658 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 95658?

The median home value in ZIP code 95658 is $786,500.

What timezone is ZIP code 95658 in?

ZIP code 95658 observes the PST timezone.