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California ZIP Codes
Alameda County
Oakland, CA
94603
94603 ZIP Code — Oakland, CA
Alameda County, California
ZIP code 94603 is located in
Oakland ,
California ,
within Alameda County .
It covers approximately 2.70 square miles and serves a population of
37,042 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 341/510 .
About ZIP code 94603
The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $547,600. Owner-occupancy sits near the national average at 45%.
Median household income is $64,656.
The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Notable community characteristics include Spanish spoken in 22% of households.
94603 ZIP code map
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Cities in ZIP code 94603
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Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
37,042
Population density
13,719 / sq mi
State FIPS
06
County FIPS
001
Geography
Land area
2.70 sq mi
Water area
0.00 sq mi
Latitude
37.7394
Longitude
-122.1748
Timezone
Pacific (PT)
Area code
341/510
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
44.9%
24.6%
32.6%
$50k – $100k
32.1%
23.2%
27.7%
$100k – $200k
20.1%
30.5%
26.4%
Over $200k
2.9%
21.7%
13.3%
Demographics & statistics
$64,656
Median household income
$547,600
Median home value
$1,772
Median monthly rent
17.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 9,965 26.9%
18 and over 27,077 73.1%
65 and over 3,125 8.4%
Median age 32.9 years
Race & ethnicity
Black or African American
17.6%
American Indian / Alaska Native
1.1%
Native Hawaiian / Pacific Islander
0.2%
Group Count %
Hispanic or Latino 19,828 34.9%
Other race 17,337 30.5%
Black or African American 9,988 17.6%
White 3,391 6%
Two or more races 3,287 5.8%
Asian 2,294 4%
American Indian / Alaska Native 643 1.1%
Native Hawaiian / Pacific Islander 102 0.2%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
44.9%
24.6%
32.6%
$50k – $100k
32.1%
23.2%
27.7%
$100k – $200k
20.1%
30.5%
26.4%
Over $200k
2.9%
21.7%
13.3%
Range % of households
Under $10k 3.1%
$10k–$15k 5.8%
$15k–$25k 8.3%
$25k–$35k 6.6%
$35k–$50k 12.9%
$50k–$75k 21.1%
$75k–$100k 13.0%
$100k–$150k 14.9%
$150k–$200k 9.8%
$200k+ 4.5%
Median income $64,656
Housing
Housing overview
Metric Value
Median home value $547,600
Median rent / month $1,772
Owner occupied 45.3%
Renter occupied 54.7%
Vacant 4.3%
Single-family detached 63.1%
Large apartment buildings 3.3%
Mobile homes 1.3%
Median rooms 4.5
Avg household size (owned) 3.76
Year built
Era %
2020 or later 0.3%
2010–2019 2.8%
2000–2009 5.1%
1990–1999 3.6%
1980–1989 5.7%
1970–1979 8.6%
1960–1969 11.8%
1950–1959 16.5%
1940–1949 27.7%
1939 or earlier 17.8%
Bedrooms
Size % of units
No bedroom (studio) 2.3%
1 bedroom 10.3%
2 bedrooms 40.9%
3 bedrooms 36.0%
4 bedrooms 7.9%
5+ bedrooms 2.5%
Vehicles per household
Vehicles % of households
No vehicle 10.9%
1 vehicle 27.4%
2 vehicles 36.5%
3 or more 25.2%
Heating fuel
Fuel type %
Utility gas 78.2%
Electricity 15.1%
Propane / LP gas 0.9%
Solar 0.3%
No fuel used 5.4%
Households & families
Household type Count %
Married-couple family 4,314 40.8%
Cohabiting couple 757 7.2%
Male householder, no spouse 2,121 20.1%
Female householder, no spouse 3,382 32.0%
Households with children under 18 4,511 42.7%
Households with seniors (65+) 2,258 21.4%
Average household size 3.47
Marital status
Status Male Female
Never married 51.7% 43.1%
Married 38.2% 35.8%
Separated 1.8% 2.4%
Widowed 2.5% 7.9%
Divorced 5.8% 10.9%
Education
Less than 9th grade
15.6%
Some HS, no diploma
11.2%
Some college, no degree
15.9%
Graduate / professional
5.2%
Metric %
HS diploma or higher 73.2%
Bachelor's or higher 17.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 630 6.1%
Kindergarten 843 8.2%
Elementary school 4,187 40.6%
High school 2,092 20.3%
College / grad school 2,557 24.8%
Employment
Industry of employment
Education & healthcare
16.8%
Professional & management
12.7%
Arts, food & hospitality
11.9%
Transportation & utilities
8.9%
Public administration
4.1%
Finance & real estate
2.3%
Agriculture & mining
0.5%
Occupation
Category %
Management, business & arts 22.6%
Service 23.3%
Sales & office 21.7%
Natural resources & construction 13.4%
Production & transportation 19.0%
Employment type
Type %
Private sector 80.9%
Government 11.7%
Self-employed 7.3%
Unpaid family workers 0.2%
Commute
Method %
Drive alone 67.6%
Carpool 13.7%
Public transit 7.8%
Walk 2.6%
Work from home 6.3%
Other means 2.0%
Avg commute (minutes) 28.7
Poverty
Married-couple families
5.1%
Female-led households
24.3%
Income support
Source % of households
Social Security 21.6%
Retirement income 16.3%
Supplemental Security 11.7%
Cash public assistance 8.5%
Food stamps / SNAP 14.6%
Health indicators
Condition %
Obesity 36.5%
High blood pressure 30.9%
High cholesterol 26.2%
Diabetes 12.7%
Heart disease 5.1%
Stroke 3.6%
Asthma 11.6%
Arthritis 18.8%
Kidney disease 3.1%
Pulmonary disease 5.9%
Cancer 3.9%
Behavior / access %
Smoking 16.9%
Binge drinking 16.0%
No physical activity 28.3%
Less than 7 hrs sleep 36.0%
Depression 16.5%
Fair or poor health 22.9%
Poor mental health 17.6%
Poor physical health 12.5%
No health insurance 23.5%
Visited doctor (checkup) 65.5%
Visited dentist 45.6%
Cholesterol screening 87.4%
Teeth loss 22.4%
Veterans & disability
Veterans Count %
Civilian veterans 829 3.1%
Disability %
Any disability 11.0%
Under 18 2.5%
18–64 years 10.6%
65 and over 41.5%
Health insurance coverage
Type %
Private insurance 53.2%
Public insurance 47.1%
No insurance 7.4%
Uninsured under 19 3.9%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 34,165 92.2%
Spanish 7,335 21.5%
Other Indo-European 6,113 17.9%
Asian & Pacific Islander 84 0.2%
Other languages 1,019 3.0%
Place of birth & citizenship
Origin Count %
Native born (US) 24,596 66.4%
Born in same state 24,222 65.4%
Born in different state 21,055 56.8%
Foreign born 374 1.0%
Naturalized citizen 12,446 33.6%
Not a US citizen 3,692 29.7%
Ancestry
Ancestry Count %
Arab 254 0.7%
French 153 0.4%
Italian 107 0.3%
Polish 93 0.3%
Ancestry Count %
Irish 68 0.2%
English 19 0.1%
Dutch 13 0%
Norwegian 11 0%
Technology access
Metric % of households
Computer access 28.5%
Internet access 90.4%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 94603
What city is ZIP code 94603 in?
ZIP code 94603 is primarily assigned to Oakland, California.
What county is ZIP code 94603 in?
ZIP code 94603 falls within Alameda County, California.
Is Spanish widely spoken in ZIP code 94603?
Approximately 22% of households in ZIP code 94603 speak Spanish as a primary language.
What is the typical home value in ZIP code 94603?
The median home value in ZIP code 94603 is $547,600.
What is the population of ZIP code 94603?
ZIP code 94603 has an estimated population of 37,042 residents, with a density of 13,729 people per square mile.
What is the median household income in ZIP code 94603?
The median household income in ZIP code 94603 is $64,656, below the national median of ~$75,000.
What timezone is ZIP code 94603 in?
ZIP code 94603 observes the PST timezone.
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