San Lorenzo ZIP Codes — Alameda County, CA

There is one unique ZIP code in San Lorenzo, California and it is 94580. Area code: 341/510.

ZIP codes

3.32

sq mi land

0.00

sq mi water

341/510

area code

San Lorenzo, CA ZIP code map

About San Lorenzo, CA

San Lorenzo, California, is a small yet vibrant community located in Alameda County. Known for its suburban charm, this city offers residents a peaceful atmosphere complemented by convenient access to urban amenities. The city is characterized by tree-lined streets, parks, and a close-knit community spirit.

Location & geography

San Lorenzo is situated in the eastern part of Alameda County, bordered by the city of Hayward to the south and west and the community of Ashland to the north. It is approximately 1.5 miles from Hayward and about 15 miles from downtown Oakland. The city spans a land area of 3.32 square miles, with no water area.

Community & economy

The character of San Lorenzo is defined by its friendly neighborhoods and diverse population. Local industries primarily include retail, healthcare, and small businesses that cater to the community's needs. Daily life in San Lorenzo includes enjoying nearby parks and participating in community events that foster a camaraderie among its residents.

Transportation

San Lorenzo is conveniently accessible via several major highways, including Interstate 880, which runs close by to the west. The nearest significant airport is Oakland International Airport, located approximately 12 miles away. Public transportation options include bus services that connect residents to surrounding cities and the Bay Area.

History

San Lorenzo was founded as a bedroom community in the post-World War II era, emerging as part of the suburban growth of the Bay Area. The city's development was influenced by its proximity to agriculture and light industry in the surrounding region, which provided jobs for its residents. Notable events in its history include the establishment of local parks and schools that have served the community for decades.

Did you know?

A surprising fact about San Lorenzo is that it has only one ZIP code, 94580, which simplifies postal services for the residents. Many locals enjoy the scenic beauty of the area, which boasts several parks and recreational facilities despite its small size.

ZIP codes for San Lorenzo, CA (1)

ZIP code	City	County	Map
94580	San Lorenzo	Alameda	View map

Demographics & statistics

29,377

Population

41.6

Median age

$103,364

Median household income

$40,303

Per capita income

$787,100

Median home value

$2,114

Median monthly rent

75.4%

Home ownership

6.6%

Poverty rate

5.8%

Unemployment

6,852

Housing units

26.8%

Bachelor's or higher

Age distribution

Male Female

702

Under 5

729

712

5–9

740

751

10–14

781

892

15–19

927

693

20–24

720

2,112

25–34

2,196

1,871

35–44

1,944

2,087

45–54

2,170

1,179

55–59

1,226

1,104

60–64

1,148

1,495

65–74

1,554

551

75–84

572

255

85+

266

← Male

Female →

Age summary

Group	Count	%
Under 18	5,395	18.4%
18 and over	23,982	81.6%
65 and over	4,693	16.0%
Median age	41.6 years

Race & ethnicity

Asian 30.8%

White 25%

Hispanic or Latino 17.3%

Other race 11.7%

Two or more races 10%

Black or African American 2.9%

Native Hawaiian / Pacific Islander 1.4%

American Indian / Alaska Native 1.1%

Group	Count	%
Asian	10,921	30.8%
White	8,875	25%
Hispanic or Latino	6,129	17.3%
Other race	4,139	11.7%
Two or more races	3,538	10%
Black or African American	1,040	2.9%
Native Hawaiian / Pacific Islander	489	1.4%
American Indian / Alaska Native	375	1.1%

Household income

Under $10k 3.4%

$10k–$15k 1.5%

$15k–$25k 7.1%

$25k–$35k 5.6%

$35k–$50k 5.8%

$50k–$75k 12.2%

$75k–$100k 12.1%

$100k–$150k 20.0%

$150k–$200k 13.6%

$200k+ 18.7%

Range	% of households
Under $10k	3.4%
$10k–$15k	1.5%
$15k–$25k	7.1%
$25k–$35k	5.6%
$35k–$50k	5.8%
$50k–$75k	12.2%
$75k–$100k	12.1%
$100k–$150k	20.0%
$150k–$200k	13.6%
$200k+	18.7%
Median income	$103,364

Housing

Home values

Under $50k 1.1%

$50k–$100k 0.4%

$100k–$150k 1.1%

$150k–$200k 0.2%

$200k–$300k 1.3%

$300k–$500k 3.7%

$500k–$1M 84.2%

$1M+ 8.0%

Housing overview

Metric	Value
Median home value	$787,100
Median rent / month	$2,114
Owner occupied	75.4%
Renter occupied	24.6%
Vacant	2.6%
Single-family detached	82.1%
Large apartment buildings	7.8%
Mobile homes	0.0%
Median rooms	5.4
Avg household size (owned)	3.34

Year built

Era	%
2020 or later	0.0%
2010–2019	2.7%
2000–2009	4.4%
1990–1999	2.8%
1980–1989	2.8%
1970–1979	6.9%
1960–1969	6.6%
1950–1959	46.8%
1940–1949	24.8%
1939 or earlier	2.2%

Bedrooms

Size	% of units
No bedroom (studio)	2.0%
1 bedroom	6.0%
2 bedrooms	14.2%
3 bedrooms	62.2%
4 bedrooms	13.0%
5+ bedrooms	2.6%

Vehicles per household

Vehicles	% of households
No vehicle	5.8%
1 vehicle	22.2%
2 vehicles	33.2%
3 or more	38.8%

Heating fuel

Fuel type	%
Utility gas	74.3%
Electricity	20.8%
Propane / LP gas	2.8%
Fuel oil	0.3%
Solar	0.5%
No fuel used	1.3%

Households & families

Household type	Count	%
Married-couple family	4,880	55.6%
Cohabiting couple	589	6.7%
Male householder, no spouse	1,181	13.5%
Female householder, no spouse	2,125	24.2%
Households with children under 18	3,153	35.9%
Households with seniors (65+)	3,207	36.5%
Average household size	3.33

Marital status

Status	Male	Female
Never married	38.4%	32.9%
Married	50.5%	47.1%
Separated	1.7%	1.9%
Widowed	1.8%	8.8%
Divorced	7.6%	9.3%

Education

Less than 9th grade 8.8%

Some HS, no diploma 7.6%

HS graduate 25.6%

Some college, no degree 22.8%

Associate's degree 8.5%

Bachelor's degree 21.6%

Graduate / professional 5.2%

Metric	%
HS diploma or higher	83.6%
Bachelor's or higher	26.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	259	4.1%
Kindergarten	376	6.0%
Elementary school	2,304	36.9%
High school	1,313	21.0%
College / grad school	1,996	31.9%

Employment

Industry of employment

Education & healthcare 19.6%

Professional & management 13.4%

Manufacturing 12.1%

Transportation & utilities 10.3%

Retail trade 9.5%

Arts, food & hospitality 8.1%

Construction 7.2%

Other services 5.2%

Finance & real estate 4.9%

Public administration 4.5%

Wholesale trade 3.1%

Information 2.0%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	31.4%
Service	17.6%
Sales & office	20.6%
Natural resources & construction	9.9%
Production & transportation	20.5%

Employment type

Type	%
Private sector	80.3%
Government	13.9%
Self-employed	5.7%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	70.6%
Carpool	12.8%
Public transit	5.0%
Walk	0.6%
Other means	2.7%
Avg commute (minutes)	32.5

Poverty

All people 6.6%

Under 18 years 6.4%

18 and over 6.6%

Married-couple families 5.0%

Female-led households 14.1%

Income support

Source	% of households
Social Security	36.1%
Retirement income	23.2%
Supplemental Security	7.2%
Cash public assistance	3.6%
Food stamps / SNAP	7.6%

Health indicators

Condition	%
High blood pressure	26.6%
High cholesterol	29.6%
Heart disease	5.0%
Stroke	2.5%
Asthma	9.0%
Arthritis	18.5%
Kidney disease	2.5%
Pulmonary disease	5.0%
Cancer	5.2%

Behavior / access	%
Binge drinking	15.9%
No physical activity	20.8%
Less than 7 hrs sleep	30.2%
Fair or poor health	14.2%
Poor mental health	13.8%
Poor physical health	9.2%
No health insurance	14.4%
Visited doctor (checkup)	64.8%
Visited dentist	59.7%
Cholesterol screening	90.7%
Teeth loss	11.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	976	4.1%

Disability	%
Any disability	13.9%
Under 18	6.8%
18–64 years	10.3%
65 and over	36.5%

Health insurance coverage

Type	%
Private insurance	73.0%
Public insurance	33.6%
Uninsured under 19	4.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	27,946	95.1%
Spanish	7,071	25.3%
Other Indo-European	2,399	8.6%
Asian & Pacific Islander	376	1.3%
Other languages	4,272	15.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	18,260	62.2%
Born in same state	17,814	60.6%
Born in different state	15,363	52.3%
Foreign born	446	1.5%
Naturalized citizen	11,117	37.8%
Not a US citizen	7,451	67.0%

Ancestry

Ancestry	Count	%
Italian	1,085	3.7%
French	783	2.7%
Arab	584	2%
Polish	241	0.8%
English	45	0.2%

Ancestry	Count	%
Norwegian	32	0.1%
German	23	0.1%
Irish	20	0.1%
Dutch	8	0%

Technology access

Metric	% of households
Computer access	29.9%
Internet access	95.3%

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

Frequently asked questions

What ZIP codes does San Lorenzo, CA have?

San Lorenzo, CA has one ZIP code: 94580. Each ZIP code serves a distinct delivery area within the city and surrounding region.