San Lorenzo, California Demographics & Population 2026
During the 2020–2024 ACS period, San Lorenzo, California had a total population of 29,171, the 275th largest community in California, with a median household income of $112,660, which is 14% higher than the state average. The poverty rate is 4.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 4.5% — among the lowest in California.
- Housing affordability is a challenge — homes cost 7.5x the median household income.
San Lorenzo Quick Facts
How San Lorenzo Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 29,453 | 29,171 | -1.0% |
| Median household income | $110,495 | $112,660 | +2.0% |
| Median home value | $833,800 | $847,100 | +1.6% |
How San Lorenzo Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 70 | National average: 61
Education
Educational Attainment (Adults 25+)
San Lorenzo Rankings in California
Explore California Rankings
Other Cities in Alameda County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Oakland | 439,418 | $101,600 | 13.4% | $929,900 |
| Fremont | 228,295 | $181,506 | 5.2% | $1,403,800 |
| Hayward | 158,801 | $113,318 | 9.6% | $854,400 |
| Berkeley | 120,257 | $108,092 | 17.3% | $1,413,900 |
| San Leandro | 87,826 | $101,420 | 8.3% | $844,200 |
| Livermore | 85,522 | $160,775 | 4.9% | $1,105,600 |
| Alameda | 77,238 | $137,697 | 7.2% | $1,235,700 |
| Pleasanton | 76,960 | $190,124 | 5.3% | $1,537,100 |
| Dublin | 70,803 | $214,385 | 4.5% | $1,317,100 |
| Union City | 67,464 | $133,715 | 7.2% | $1,104,900 |
Cities Similar to San Lorenzo
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| East Palo Alto | 29,069 | $113,493 | $1,102,600 | 26.9% | 10.3% |
| Monterey | 29,613 | $102,846 | $1,076,300 | 52.9% | 9.8% |
| Temescal Valley | 30,069 | $122,051 | $710,400 | 35.8% | 4.5% |
| Orcutt | 31,454 | $111,416 | $624,500 | 33.2% | 8.0% |
| La Verne | 30,600 | $103,761 | $817,000 | 42.1% | 8.5% |
Population Overview
San Lorenzo is a mid-sized community located in California, within Alameda County. The total population is 29,171. It ranks as the 275th most populous out of 1,570 Census-designated places in California.
Age Demographics
The median age in San Lorenzo is 41.7 years. This is 10% higher than the state median of 37.9 years.
Economy, Income & Housing
The median household income in San Lorenzo is $112,660. This is 14% higher than the state median of $99,122. It is also 40% higher than the national median of $80,734. The poverty rate stands at 4.5%. This is 62% lower than the state poverty rate of 12.0%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.1%. This is 24% lower than the state rate of 6.6%. The median home value is $847,100. Housing costs are 15% higher than the state median of $734,700. The home-value-to-income ratio of 7.5x suggests that housing affordability is a significant concern for many residents. 67.2% of occupied housing units are owner-occupied. This homeownership rate is 20% higher than the state average of 55.9%.
Race & Ethnicity
San Lorenzo is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Asian residents account for 31.3%. The Asian population is significantly higher than the state average (31.3% vs 15.3%).
Education
25.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 32% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 81.4%.
Data Sources & Methodology
All demographic data for San Lorenzo, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of San Lorenzo, California?
San Lorenzo, California has a population of 29,171 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in San Lorenzo, CA?
The median household income in San Lorenzo is $112,660, which is 40% higher than the national median of $80,734.
What is the poverty rate in San Lorenzo, CA?
The poverty rate in San Lorenzo is 4.5%. This means approximately 1,319 residents live below the federal poverty line.
What is the racial makeup of San Lorenzo, California?
San Lorenzo's population is 18.2% White, 3.8% Black, 42.1% Hispanic/Latino, and 31.3% Asian.
What is the median home value in San Lorenzo, CA?
The median home value in San Lorenzo is $847,100. The home-value-to-income ratio is 7.5x.
How educated is San Lorenzo, California?
25.3% of adults (25+) in San Lorenzo hold a bachelor's degree or higher, and 4.7% hold a graduate or professional degree.