Mount Hamilton ZIP Codes — Santa Clara County, CA

There is one unique ZIP code in Mount Hamilton, California and it is 95140. Area code: 408.
1
ZIP codes
76.85
sq mi land
0.05
sq mi water
408
area code
Mount Hamilton, CA ZIP code map

About Mount Hamilton, CA

Mount Hamilton, located in California, is a small community known for its picturesque landscapes and serene environment. Nestled in Santa Clara County, it boasts a rich natural setting that attracts visitors and residents alike. With its striking elevations and proximity to the San Jose metropolitan area, Mount Hamilton serves as a tranquil escape from urban life.

Location & geography

Situated approximately 15 miles east of San Jose, Mount Hamilton is bordered by the beautiful foothills of the Sierra Nevada. The area encompasses a land area of 76.85 square miles, with a small water area of 0.05 square miles. The terrain consists mainly of rolling hills and ridges, providing scenic views and recreational opportunities for hiking and wildlife watching.

Community & economy

The character of Mount Hamilton is largely defined by its close-knit community, where residents value peace and quiet amidst nature. Many local industries are centered around tourism, outdoor activities, and agriculture, contributing to the area's economic base. Daily life in Mount Hamilton offers a blend of rural charm and accessibility to the vibrant culture and amenities of nearby urban centers.

Transportation

Mount Hamilton is accessible via the nearby Mount Hamilton Road, which connects to major routes leading to the surrounding cities. The closest major airport is Mineta San José International Airport, located about 20 miles away, providing convenient travel options for residents and visitors. Public transportation options are limited, underscoring the area's serene, less urbanized atmosphere.

History

Mount Hamilton was established in the 19th century, gaining recognition for its stunning views and natural beauty, particularly with the opening of the Lick Observatory in 1888. This observatory remains a significant cultural landmark and a center for astronomical research. Over the years, the region has evolved with a focus on tourism and outdoor activities, drawing visitors to its notable sites.

Did you know?

A little-known fact about Mount Hamilton is that it is home to the historic Lick Observatory, which is situated at an elevation of over 4,200 feet, making it a prime location for astronomical observations. Additionally, the community is often overlooked despite its stunning scenery and recreational opportunities, making it a hidden gem in the region.

ZIP codes for Mount Hamilton, CA (1)
ZIP code City County Map
95140 Mount Hamilton Santa Clara View map

Demographics & statistics

91
Population
60.9
Median age
$152,750
Median household income
$108,733
Per capita income
$1,466,700
Median home value
$0
Median monthly rent
84.2%
Home ownership
6.6%
Poverty rate
0.0%
Unemployment
81
Housing units
70.3%
Bachelor's or higher

Age distribution

Male Female
15
45–54
26
11
60–64
18
4
65–74
7
1
75–84
3
2
85+
4
← Male
Female →

Age summary

GroupCount%
Under 1800.0%
18 and over91100.0%
65 and over2123.1%
Median age60.9 years

Race & ethnicity

White 90.1%
Asian 9.9%
GroupCount%
White8290.1%
Asian99.9%

Household income

Under $10k 10.5%
$35k–$50k 24.6%
$75k–$100k 7.0%
$100k–$150k 7.0%
$150k–$200k 35.1%
$200k+ 15.8%
Range% of households
Under $10k10.5%
$35k–$50k24.6%
$75k–$100k7.0%
$100k–$150k7.0%
$150k–$200k35.1%
$200k+15.8%
Median income$152,750

Housing

Home values

$500k–$1M 12.5%
$1M+ 87.5%

Housing overview

MetricValue
Median home value$1,466,700
Median rent / month$0
Owner occupied84.2%
Renter occupied15.8%
Vacant36.7%
Single-family detached100.0%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms7.4
Avg household size (owned)1.63

Year built

Era%
2020 or later0.0%
2010–201910.0%
2000–20090.0%
1990–19995.6%
1980–198942.2%
1970–19790.0%
1960–19690.0%
1950–19595.6%
1940–19490.0%
1939 or earlier36.7%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom5.6%
2 bedrooms15.6%
3 bedrooms53.3%
4 bedrooms25.6%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle19.3%
2 vehicles33.3%
3 or more47.4%

Heating fuel

Fuel type%
Electricity15.8%
Propane / LP gas31.6%
Wood36.8%
Solar15.8%

Households & families

Household typeCount%
Married-couple family2849.1%
Cohabiting couple00.0%
Male householder, no spouse915.8%
Female householder, no spouse2035.1%
Households with children under 1800.0%
Households with seniors (65+)1017.5%
Average household size1.60

Marital status

StatusMaleFemale
Never married0.0%8.8%
Married100.0%54.4%
Separated0.0%0.0%
Widowed0.0%26.3%
Divorced0.0%10.5%

Education

Less than 9th grade 0.0%
Some HS, no diploma 0.0%
HS graduate 6.6%
Some college, no degree 12.1%
Associate's degree 11.0%
Bachelor's degree 39.6%
Graduate / professional 30.8%
Metric%
HS diploma or higher100.0%
Bachelor's or higher70.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten00.0%
Elementary school00.0%
High school00.0%
College / grad school4100.0%

Employment

Industry of employment

Manufacturing 48.0%
Education & healthcare 36.0%
Professional & management 16.0%

Occupation

Category%
Management, business & arts82.0%
Service0.0%
Sales & office10.0%
Natural resources & construction0.0%
Production & transportation8.0%

Employment type

Type%
Private sector74.0%
Government26.0%
Self-employed0.0%
Unpaid family workers0.0%

Commute

Method%
Drive alone36.0%
Carpool0.0%
Public transit0.0%
Walk8.0%
Other means0.0%
Avg commute (minutes)0.0

Poverty

All people 6.6%
Under 18 years 0.0%
18 and over 6.6%
Married-couple families 0.0%
Female-led households 0.0%

Income support

Source% of households
Social Security31.6%
Retirement income15.8%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP10.5%

Health indicators

Condition%
High blood pressure29.7%
High cholesterol32.6%
Heart disease6.1%
Stroke2.7%
Asthma9.5%
Arthritis23.1%
Kidney disease2.7%
Pulmonary disease6.5%
Cancer7.2%
Behavior / access%
Binge drinking20.0%
No physical activity17.0%
Less than 7 hrs sleep27.8%
Fair or poor health12.0%
Poor mental health13.4%
Poor physical health9.7%
No health insurance7.2%
Visited doctor (checkup)66.7%
Visited dentist68.2%
Cholesterol screening93.2%
Teeth loss8.0%

Veterans & disability

VeteransCount%
Civilian veterans00.0%
Disability%
Any disability13.2%
Under 180.0%
18–64 years8.6%
65 and over28.6%

Health insurance coverage

Type%
Private insurance86.8%
Public insurance29.7%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only91100.0%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)6268.1%
Born in same state6268.1%
Born in different state3538.5%
Foreign born00.0%
Naturalized citizen2931.9%
Not a US citizen29100.0%

Ancestry

AncestryCount%
Arab1314.3%
AncestryCount%
German66.6%

Technology access

Metric% of households
Computer access62.6%
Internet access89.5%

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

Frequently asked questions
What ZIP codes does Mount Hamilton, CA have?
Mount Hamilton, CA has one ZIP code: 95140. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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