Newcastle ZIP Codes — Placer County, CA

There is one unique ZIP code in Newcastle, California and it is 95658. Area code: 530.

ZIP codes

23.30

sq mi land

0.46

sq mi water

530

area code

Newcastle, CA ZIP code map

About Newcastle, CA

Newcastle is a charming city located in Placer County, California. Known for its welcoming community and picturesque surroundings, it offers a blend of rural and suburban living. With its unique quaint downtown and beautiful landscapes, Newcastle is a hidden gem in Northern California.

Location & geography

Situated about 30 miles northeast of Sacramento, Newcastle is conveniently located along the scenic Highway 80. The city is bordered by several other communities, including Rocklin to the southwest, Auburn to the north, and Loomis to the east. It covers a total area of 23.30 square miles of land and has a small water area of 0.46 square miles, featuring rolling hills and lush greenery.

Community & economy

Newcastle boasts a close-knit community, characterized by its friendly residents and active local organizations. The local economy is supported by small businesses, agriculture, and a growing interest in tourism, which has led to the establishment of several wineries and markets. Daily life in Newcastle is versatile, with opportunities for outdoor activities, community events, and enjoying local festivals.

Transportation

Newcastle is well-connected by Highway 80, providing easy access to neighboring cities and nearby Sacramento. The nearest major airport is Sacramento International Airport, which is roughly 35 miles away, making both domestic and international travel convenient. Public transportation options are also available, albeit limited compared to larger cities.

History

Founded in the mid-1800s during the California Gold Rush, Newcastle played a significant role in the mining boom. The city became known for its local agriculture, particularly the cultivation of fruits and nuts, which established its reputation as an agriculturally rich area. Over the years, Newcastle has maintained its historical charm while evolving to meet the needs of its residents.

Did you know?

One surprising fact about Newcastle is that it was historically known as a vital supply point for miners exploring the nearby Sierra Nevada mountains. Additionally, the city hosts the annual Newcastle Fruit and Nut Festival, celebrating its agricultural heritage.

ZIP codes for Newcastle, CA (1)

ZIP code	City	County	Map
95658	Newcastle	Placer	View map

Demographics & statistics

5,974

Population

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

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%
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	%
High blood pressure	30.3%
High cholesterol	35.8%
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	%
Binge drinking	18.0%
No physical activity	14.9%
Less than 7 hrs sleep	29.9%
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%
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

What ZIP codes does Newcastle, CA have?

Newcastle, CA has one ZIP code: 95658. Each ZIP code serves a distinct delivery area within the city and surrounding region.