Housing data for San Lorenzo, CA

San Lorenzo, CA has an estimated 29,171 residents and 8,816 homes (US Census Bureau, 2020–2024 American Community Survey).

It is an unincorporated community in Alameda County.

32.8% of households rent.

The median gross rent is $2,163 a month.

Its population grew measurably since 2015–2019 (+14.1%).

Figures last updated on .

Residents
29,171 (±1,485)
Housing units
8,816 (±359)
Households that rent
32.8%
Median gross rent
$2,163
Residents since 2015–2019
+14.1%

What stands out in San Lorenzo

Working from home: 8.3% (±1.7 points) in San Lorenzo, lower than in Alameda County (25.7%).

Homes in buildings of 5 or more units: 11.2% (±2.2 points) in San Lorenzo, lower than in Alameda County (28.8%).

Households without a vehicle: 4.8% (±1.9 points) in San Lorenzo, lower than in Alameda County (10.0%).

Households that moved in since 2020: 12.6% (±2.7 points) in San Lorenzo, lower than in Alameda County (24.7%).

Housing in San Lorenzo at a glance

San Lorenzo against Alameda County, its state and the nation

Estimate (90% margin of error)
San LorenzoAlameda CountyCaliforniaUnited States
Residents29,171 (±1,485)1,649,473 (exact)39,287,377 (exact)334,922,499
Housing units8,816 (±359)637,212 (±385)14,644,735 (±1,665)143,775,355
Households that rent32.8% (±3.6 points)45.6% (±0.5 points)44.1% (±0.2 points)34.8%
Median gross rent$2,163 (±$166)$2,357 (±$16)$2,036 (±$5)$1,413
Median household income$112,660 (±$4,669)$129,367 (±$1,284)$99,122 (±$310)$80,734
Median home value$847,100 (±$11,591)$1,090,100 (±$6,313)$734,700 (±$1,307)$332,700
Median real estate taxes (a year)$5,683 (±$276)$8,474 (±$77)$5,124 (±$17)$3,119
Built before 198086.5% (±5.9 points)65.4% (±0.7 points)56.0% (±0.2 points)49.7%
Average commute31.0 minutes (±1.8)31.0 minutes (±0.2)28.7 minutes (±0.1)26.4 minutes
Households with broadband93.2% (±2.4 points)94.4% (±0.2 points)93.5% (±0.1 points)91.0%
Median age of residents41.7 years (±1.5)39.0 years (±0.2)37.9 years (±0.1)38.9 years

San Lorenzo covers 3.0 square miles of land, about 9,577 residents per square mile (Census Bureau Gazetteer).

How San Lorenzo has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents25,569 (±928)29,171 (±1,485)+14.1%Measurable increase
Housing units7,778 (±176)8,816 (±359)+13.3%Measurable increase
Median gross rent$1,848 (±$154)$2,163 (±$166)+17.0%No measurable change after inflation
Median home value$586,400 (±$11,779)$847,100 (±$11,591)+44.5%Up after inflation
Median household income$97,286 (±$5,174)$112,660 (±$4,669)+15.8%No measurable change after inflation
Median owner cost with a mortgage$2,406 (±$96)$3,016 (±$135)+25.4%No measurable change after inflation
Median real estate taxes$4,161 (±$269)$5,683 (±$276)+36.6%Up after inflation
Households that rent26.0% (±3.2 points)32.8% (±3.6 points)+6.8 percentage pointsMeasurable increase
Rental vacancy rate1.6% (±2.5 points)2.2% (±2.3 points)+0.6 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Alameda County

San Lorenzo has no police department of its own in the FBI’s figures, so this is the figure for Alameda County as a whole.

In 2025, the police departments that report for Alameda County recorded 645 violent and 3,177 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

ZIP codes in San Lorenzo

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
9458076%29,420$2,274$846,700$110,729

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near San Lorenzo

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Ashland1.7 mi$2,110$775,80064.9%
Cherryland1.8 mi$2,140$668,80060.7%
San Leandro2.4 mi$2,186$844,20041.9%
Hayward3.8 mi$2,391$854,40042.0%
Castro Valley4.6 mi$2,554$1,104,60027.5%
Fairview5.0 mi$2,644$963,30021.2%
Oakland8.1 mi$1,979$929,90057.7%
Union City8.2 mi$2,713$1,104,90035.3%

Places in California most like San Lorenzo

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Glendora$2,254$862,700$113,56932.1%
Lakewood$2,347$827,200$119,17728.6%
Temple City$2,135$961,800$104,42537.1%
El Sobrante (Contra Costa County)$2,216$758,800$114,85332.6%
Mayflower Village$2,243$889,200$105,24226.9%
La Mirada$2,217$825,900$109,28823.9%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across California.

HUD Fair Market Rent for San Lorenzo, fiscal year 2027

Oakland-Fremont, CA HUD Metro FMR Area, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$2,088$2,290$2,805$3,592$4,250

HUD income limits for San Lorenzo, fiscal year 2026

Oakland-Fremont, CA HUD Metro FMR Area, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$35,650$59,400$95,050
2 people$40,750$67,900$108,600
3 people$45,850$76,400$122,200
4 people$50,900$84,850$135,750
5 people$55,000$91,650$146,650
6 people$59,050$98,450$157,500
7 people$63,150$105,250$168,350
8 people$67,200$112,050$179,200

These are the limits HUD sets for its housing programs in the Oakland-Fremont, CA HUD Metro FMR Area, where HUD’s median family income for fiscal year 2026 is $162,800.

A program can use its own limits; tax-credit and local programs often do.

San Lorenzo is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about San Lorenzo

What is the average rent in San Lorenzo, CA?

The Census Bureau publishes the median rather than the average: the median gross rent in San Lorenzo is $2,163 (±$166) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much is a one-bedroom apartment in San Lorenzo?

The median gross rent for a one-bedroom home in San Lorenzo, CA is $1,063 (±$497) a month (2020–2024 American Community Survey).

Are renters in San Lorenzo rent-burdened?

48.3% of renting households in San Lorenzo pay 30% or more of their income in gross rent, the share housing researchers usually call rent-burdened (2020–2024 American Community Survey).

How many renters are there in San Lorenzo?

San Lorenzo has an estimated 2,808 (±363) renting households, 32.8% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in San Lorenzo?

The median household income in San Lorenzo is $112,660 (±$4,669) a year (2020–2024 American Community Survey).

What is the average home value in San Lorenzo, CA?

The Census Bureau publishes the median: $847,100 (±$11,591) for owner-occupied homes in San Lorenzo (2020–2024 American Community Survey).

Is San Lorenzo growing?

In San Lorenzo, the number of residents went from 25,569 in 2015–2019 to 29,171 in 2020–2024 (+14.1%), a measurable increase.

What ZIP codes are in San Lorenzo?

The ZIP code that covers San Lorenzo is 94580.

What is the median rent in ZIP code 94580?

The median gross rent in ZIP Code Tabulation Area 94580 is $2,274 (±$97) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for San Lorenzo CDP, California (place:68112, in state:06).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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