Alamo ZIP Codes — Contra Costa County, CA

There is one unique ZIP code in Alamo, California and it is 94507. Area code: 925.
1
ZIP codes
11.20
sq mi land
0.00
sq mi water
925
area code
Alamo, CA ZIP code map

About Alamo, CA

Alamo, California, is an unincorporated community located in Contra Costa County. Known for its suburban charm and picturesque landscapes, Alamo offers a serene living environment that attracts families and professionals alike. The city is characterized by spacious properties, beautiful parks, and a close-knit community atmosphere.

Location & geography

Geographically, Alamo is situated in the eastern part of the San Francisco Bay Area. It is bordered by cities like Walnut Creek, which lies about 4 miles to the northeast, Danville approximately 4 miles to the southeast, and San Ramon around 5 miles to the south. The area encompasses 11.20 square miles of land, with no significant bodies of water.

Community & economy

The community of Alamo is primarily residential, featuring a mix of executive homes and more modest single-family dwellings, which gives it a diverse character. Local industries mainly revolve around retail and service sectors, supporting both residents and surrounding areas. Daily life in Alamo reflects a suburban lifestyle with access to local parks, community events, and quality schools, contributing to a strong sense of community pride.

Transportation

Alamo is accessible via several major roadways, including Interstate 680, which connects the community to other parts of the Bay Area. The nearest named airport is the Buchanan Field Airport, located about 6 miles away in Concord. Public transit options are available through neighboring cities, offering various bus services.

History

Alamo was originally founded as a small agricultural community and has since transformed into a residential area while retaining some of its historical charm. The region was largely populated by ranchers and farmers, with notable events contributing to its growth, including the establishment of local schools and community buildings. Over the years, Alamo has maintained its appeal as a suburban retreat.

Did you know?

One surprising fact about Alamo is that it has managed to preserve a rural atmosphere despite being in proximity to larger urban centers. Additionally, the city's picturesque landscape includes many trails and parks that offer outdoor recreational opportunities for residents and visitors alike.

ZIP codes for Alamo, CA (1)
ZIP code City County Map
94507 Alamo Contra Costa View map

Demographics & statistics

14,503
Population
50.8
Median age
$250,001
Median household income
$134,845
Per capita income
$2,000,000
Median home value
$3,501
Median monthly rent
91.9%
Home ownership
3.6%
Poverty rate
2.6%
Unemployment
4,971
Housing units
76.3%
Bachelor's or higher

Age distribution

Male Female
235
Under 5
229
388
5–9
377
530
10–14
515
560
15–19
544
363
20–24
353
314
25–34
305
618
35–44
600
1,112
45–54
1,081
716
55–59
695
677
60–64
657
939
65–74
913
696
75–84
676
208
85+
202
← Male
Female →

Age summary

GroupCount%
Under 183,11221.5%
18 and over11,39178.5%
65 and over3,63425.1%
Median age50.8 years

Race & ethnicity

White 74.6%
Asian 11.6%
Two or more races 6.5%
Hispanic or Latino 4.2%
Other race 2.2%
Black or African American 1%
GroupCount%
White11,29174.6%
Asian1,74811.6%
Two or more races9826.5%
Hispanic or Latino6284.2%
Other race3292.2%
Black or African American1521%

Household income

Under $10k 1.0%
$10k–$15k 0.7%
$15k–$25k 2.3%
$25k–$35k 2.0%
$35k–$50k 1.2%
$50k–$75k 3.9%
$75k–$100k 5.7%
$100k–$150k 8.8%
$150k–$200k 8.6%
$200k+ 65.9%
Range% of households
Under $10k1.0%
$10k–$15k0.7%
$15k–$25k2.3%
$25k–$35k2.0%
$35k–$50k1.2%
$50k–$75k3.9%
$75k–$100k5.7%
$100k–$150k8.8%
$150k–$200k8.6%
$200k+65.9%
Median income$250,001

Housing

Home values

Under $50k 0.5%
$100k–$150k 0.3%
$150k–$200k 0.4%
$300k–$500k 0.7%
$500k–$1M 4.3%
$1M+ 93.7%

Housing overview

MetricValue
Median home value$2,000,000
Median rent / month$3,501
Owner occupied91.9%
Renter occupied8.1%
Vacant6.9%
Single-family detached92.7%
Large apartment buildings1.9%
Mobile homes0.2%
Median rooms8.4
Avg household size (owned)2.85

Year built

Era%
2020 or later0.0%
2010–20193.4%
2000–200911.2%
1990–199912.7%
1980–198916.2%
1970–197923.1%
1960–196912.2%
1950–195915.0%
1940–19493.9%
1939 or earlier2.3%

Bedrooms

Size% of units
No bedroom (studio)0.6%
1 bedroom1.0%
2 bedrooms3.1%
3 bedrooms21.9%
4 bedrooms42.0%
5+ bedrooms31.5%

Vehicles per household

Vehicles% of households
No vehicle2.0%
1 vehicle12.2%
2 vehicles38.8%
3 or more47.1%

Heating fuel

Fuel type%
Utility gas79.3%
Electricity16.3%
Propane / LP gas1.4%
Wood0.2%
Solar2.8%

Households & families

Household typeCount%
Married-couple family4,09581.8%
Cohabiting couple1583.2%
Male householder, no spouse3527.0%
Female householder, no spouse4028.0%
Households with children under 181,55431.0%
Households with seniors (65+)2,25545.0%
Average household size2.88

Marital status

StatusMaleFemale
Never married23.1%21.0%
Married71.0%68.5%
Separated1.2%1.3%
Widowed1.5%4.0%
Divorced3.1%5.2%

Education

Less than 9th grade 0.4%
Some HS, no diploma 0.7%
HS graduate 6.0%
Some college, no degree 10.3%
Associate's degree 6.3%
Bachelor's degree 46.5%
Graduate / professional 29.8%
Metric%
HS diploma or higher98.9%
Bachelor's or higher76.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool2156.1%
Kindergarten1504.3%
Elementary school1,45541.5%
High school1,09131.2%
College / grad school59116.9%

Employment

Industry of employment

Professional & management 23.7%
Education & healthcare 20.0%
Finance & real estate 18.8%
Manufacturing 8.7%
Retail trade 7.5%
Construction 5.0%
Other services 4.0%
Transportation & utilities 3.1%
Public administration 2.8%
Arts, food & hospitality 2.6%
Information 2.5%
Wholesale trade 1.1%
Agriculture & mining 0.3%

Occupation

Category%
Management, business & arts70.7%
Service6.6%
Sales & office18.3%
Natural resources & construction1.5%
Production & transportation3.0%

Employment type

Type%
Private sector81.6%
Government6.2%
Self-employed12.0%
Unpaid family workers0.2%

Commute

Method%
Drive alone58.0%
Carpool7.4%
Public transit4.4%
Walk2.2%
Other means0.5%
Avg commute (minutes)30.7

Poverty

All people 3.6%
Under 18 years 0.1%
18 and over 4.5%
Married-couple families 1.6%
Female-led households 0.0%

Income support

Source% of households
Social Security37.7%
Retirement income38.5%
Supplemental Security6.5%
Cash public assistance2.4%
Food stamps / SNAP2.5%

Health indicators

Condition%
High blood pressure27.9%
High cholesterol33.3%
Heart disease5.5%
Stroke2.3%
Asthma8.7%
Arthritis24.1%
Kidney disease2.5%
Pulmonary disease4.5%
Cancer8.2%
Behavior / access%
Binge drinking17.0%
No physical activity12.7%
Less than 7 hrs sleep26.2%
Fair or poor health8.6%
Poor mental health10.5%
Poor physical health7.5%
No health insurance4.7%
Visited doctor (checkup)69.3%
Visited dentist80.2%
Cholesterol screening95.6%
Teeth loss4.6%

Veterans & disability

VeteransCount%
Civilian veterans7816.9%
Disability%
Any disability9.5%
Under 181.8%
18–64 years6.4%
65 and over22.8%

Health insurance coverage

Type%
Private insurance85.8%
Public insurance31.5%
Uninsured under 193.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only14,03996.8%
Spanish4112.9%
Other Indo-European630.4%
Asian & Pacific Islander860.6%
Other languages2621.9%

Place of birth & citizenship

OriginCount%
Native born (US)12,48486.1%
Born in same state12,35685.2%
Born in different state7,95654.9%
Foreign born1280.9%
Naturalized citizen2,01913.9%
Not a US citizen1,36967.8%

Ancestry

AncestryCount%
French1,66311.5%
Italian1,58610.9%
Arab8185.6%
Dutch4092.8%
Polish3052.1%
AncestryCount%
English2531.7%
German430.3%
Irish350.2%
Norwegian310.2%

Technology access

Metric% of households
Computer access34.5%
Internet access98.5%

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

Frequently asked questions
What ZIP codes does Alamo, CA have?
Alamo, CA has one ZIP code: 94507. Each ZIP code serves a distinct delivery area within the city and surrounding region.
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