San Lorenzo Valley, CA demographics:
population, income, and more

Total population
17,364
-2.0% year-over-year change
Median household income
$103,271/yr
-16.6% year-over-year change
Housing units
7,885
0.5% year-over-year change

San Lorenzo Valley population

How many people live in San Lorenzo Valley

San Lorenzo Valley is home to 17,364 residents, according to the most recent Census data. Gender-wise, 50.5% of San Lorenzo Valley locals are male, and 49.5% are female.

Total population
17,364
-2.0% year-over-year change
Gender ratio
Male
50.5%
8,764
Female
49.5%
8,601
Value Percent YoY change
Male 8,764 50.5% -5.8%
Female 8,601 49.5% 2.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in San Lorenzo Valley is 45, with the population distributed as follows: about 13.7% are children under 15, then 11.9% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.7% of the population, while another 30.2% fall into the 45 to 64 bracket. Finally, around 21.6% are 65 or older.

Median age
45
Age breakdown
Under 15
13.7%
15 to 24
11.9%
25 to 44
22.7%
45 to 64
30.2%
Over 65
21.6%
Value Percent YoY change
Under 15 2,374 13.7% -5.1%
15 to 24 2,074 11.9% 4.3%
25 to 44 3,938 22.7% -0.4%
45 to 64 5,236 30.2% -7.5%
Over 65 3,742 21.6% 3.6%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In San Lorenzo Valley, 87.6% of the population are US-born citizens, while 6.8% have gained naturalized citizenship. At the same time, 5.6% of residents are non-citizens. As for race, 81.4% of locals are Caucasian, 0.3% are African American and 1.8% have Asian roots. There’s also a share of 12.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
87.6%
Non-U.S.-born citizens
6.8%
Non-citizens
5.6%
Value Percent YoY change
U.S.-born citizens 15,214 87.6% -2.7%
Non-U.S.-born citizens 1,182 6.8% -5.7%
Non-citizens 968 5.6% 16.9%
Racial breakdown
White
81.4%
Black or African American
0.3%
American Indian and Alaska Native
0.4%
Asian
1.8%
Native Hawaiian and other Pacific Islander
0%
Two or more races
12.4%
Other
3.6%
Value Percent
White 14,139 81.4%
Black or African American 51 0.3%
American Indian and Alaska Native 74 0.4%
Asian 322 1.8%
Native Hawaiian and other Pacific Islander 6 0%
Two or more races 2,145 12.4%
Other 629 3.6%

Households in San Lorenzo Valley

A peek inside San Lorenzo Valley households

San Lorenzo Valley has 7,188 households, with an average of 2 members in each. Of these, 60.2% are families, while the remaining 39.8% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
7,188
0.7% year-over-year change
Average people per household
2
Non-family households
2,863
Family households
4,325
Value Percent YoY change
Non-family households 2,863 39.8% 11.9%
Family households 4,325 60.2% -5.5%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in San Lorenzo Valley

The housing landscape of San Lorenzo Valley

San Lorenzo Valley's housing consists of 7,885 units, with 88.3% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 4.4% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 3.4% of the housing landscape.

Housing units
7,885
0.5% year-over-year change
Housing types
Value Percent
1 unit, detached 6,960 88.3%
1 unit, attached 350 4.4%
2 units 119 1.5%
3 or 4 units 80 1%
5 to 9 units 33 0.4%
10 to 19 units 10 0.1%
20 to 49 units 21 0.3%
50 or more units 6 0.1%
Mobile home 266 3.4%
Boat, RV, van, etc. 38 0.5%
Homes built since 2020
63
80.0% year-over-year change

The age of buildings in San Lorenzo Valley

In San Lorenzo Valley, the median construction year is 1961. About 21.7% of homes were built before the 1940s, with another 14.7% going up by 1949. Most development happened in the second half of the 20th century. Then, 4.4% of homes were added from 2000 to 2009, 2.2% between 2010 and 2019, and 0.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,714 21.7% -2.9%
Built between 1940 and 1949 1,160 14.7% 5.4%
Built between 1950 and 1959 789 10% 4.9%
Built between 1960 and 1969 991 12.6% -18.1%
Built between 1970 and 1979 1,470 18.6% 6.1%
Built between 1980 and 1989 850 10.8% 3.3%
Built between 1990 and 1999 325 4.1% -5.8%
Built between 2000 and 2009 351 4.4% 41.0%
Built between 2010 and 2019 172 2.2% -2.8%
Built in 2020 or later 63 0.8% 80.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

San Lorenzo Valley occupancy rates

Out of the 7,188 occupied housing units in San Lorenzo Valley, 74.3% are owner-occupied, while 25.7% are lived in by tenants. Meanwhile, 8.8% of all homes on the local market sit vacant.

Occupied housing units
7,188
0.7% year-over-year change
Occupancy breakdown
Renter occupied
1,846
Owner occupied
5,342
Value Percent YoY
change
Renter occupied 1,846 25.7% 7.2%
Owner occupied 5,342 74.3% -1.4%
Unoccupied housing units
8.8%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

San Lorenzo Valley housing costs

Housing costs in San Lorenzo Valley come to a median of $2,302 per month, while tenants specifically pay a median gross rent of $2,147.

Median housing costs per month
$2,302/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in San Lorenzo Valley
$2,147/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in San Lorenzo Valley

San Lorenzo Valley education at a glance

About 18.8% of the population in San Lorenzo Valley went to high school, while 28.2% pursued college studies. Another 8.7% earned an associate degree and 28.8% hold a bachelor’s. Meanwhile, 14% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 198 1.4% -22.7%
High school diploma 2,730 18.8% -2.3%
College diploma 4,086 28.2% -1.4%
Associate degree 1,259 8.7% -10.3%
Bachelor's degree 4,181 28.8% 1.5%
Graduate degree 2,036 14% 5.2%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in San Lorenzo Valley

How much people earn in San Lorenzo Valley

The average annual household income in San Lorenzo Valley was $138,738 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -6.4% change from the previous year. At the same time, the median income stood at $103,271, reflecting a -16.6% shift over the same period.

Average household income in San Lorenzo Valley
$138,738/year
-6.4% year-over-year change
Median household income in San Lorenzo Valley
$103,271/year
-16.6% year-over-year change

San Lorenzo Valley income by age

In San Lorenzo Valley, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $158,310. Those with someone between 45 and 64 in charge, often well established professionally, earn $137,969 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $85,806, while those led by someone over 65, many of whom may be retired, have about $90,662 in earnings. Overall, 93.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $85,806 N/A
25 - 44 $158,310 14.8%
45 - 64 $137,969 -0.2%
Over 65 $90,662 2.5%
Above poverty level
16,076
Below poverty level
1,044
Value Percent YoY
change
Above poverty level 16,076 93.9% -3.7%
Below poverty level 1,044 6.1% 25.2%

Employment in San Lorenzo Valley

Workforce and job types in San Lorenzo Valley

86.9% of the working population are employed in professional or administrative positions, while 13.1% are in hands-on or service-based jobs. Also, 12.4% run their own businesses, 61.9% are employed by private companies, and 15.2% work in the public sector.

Workforce demographics

White collar
7,390
Blue collar
1,117
Value Percent YoY change
White collar 7,390 86.9% -4.2%
Blue collar 1,117 13.1% -22.4%
Employer type
Self employees
12.4%
Private companies
61.9%
Governmental workers
15.2%
Not for profit companies
10.5%
Value Percent YoY change
Self employees 1,058 12.4% -15.4%
Private companies 5,264 61.9% -8.4%
Governmental workers 1,292 15.2% -7.0%
Not for profit companies 893 10.5% 16.9%

Transportation in San Lorenzo Valley

How people get around in San Lorenzo Valley

Commuting methods vary: 94.7% of residents travel by personal vehicle and 3.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 6,166 94.7% -8.5%
Bus or trolleybus 22 0.3% -68.1%
Railroad 15 0.2% 87.5%
Motorcycle 45 0.7% 114.3%
Bicycle 61 0.9% -17.6%
Walk 202 3.1% 149.4%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

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FAQs about San Lorenzo Valley demographics 

What is the total population of San Lorenzo Valley?

San Lorenzo Valley has a total population of 17,364 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -2.0% compared to a year ago.

What is the gender ratio in San Lorenzo Valley?

The gender ratio in San Lorenzo Valley is as follows:
  • 50.5% males (8,764 residents)
  • 49.5% females (8,601 residents)

What is the median age in San Lorenzo Valley?

The median age in San Lorenzo Valley is 45.

What is the age distribution of the population in San Lorenzo Valley?

The age distribution in San Lorenzo Valley is as follows:
  • Under 15: 13.7% (2,374 residents)
  • Ages 15-24: 11.9% (2,074 residents)
  • Ages 25-44: 22.7% (3,938 residents)
  • Ages 45-64: 30.2% (5,236 residents)
  • Over 65: 21.6% (3,742 residents)

What is the racial and ethnic makeup of San Lorenzo Valley?

The racial and ethnic makeup of San Lorenzo Valley is as follows:
  • White: 81.4% (14,139 residents)
  • Black or African American: 0.3% (51 residents)
  • American Indian and Alaska Native: 0.4% (74 residents)
  • Asian: 1.8% (322 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (6 residents)
  • Two or More Races: 12.4% (2,145 residents)
  • Other: 3.6% (629 residents)

What percentage of the population in San Lorenzo Valley are U.S.-born citizens?

U.S.-born citizens represent 87.6% of the population in San Lorenzo Valley.

How many housing units are there in San Lorenzo Valley?

There are 7,885 housing units in San Lorenzo Valley, reflecting a +0.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in San Lorenzo Valley and what is the average household size?

San Lorenzo Valley has a total of 7,188 households, with an average of 2 people in each.

What is the median household income in San Lorenzo Valley?

San Lorenzo Valley has a median household income of $103,271, representing a -16.6% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for San Lorenzo Valley?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 86.9% (7,390 residents)
  • Blue-collar workers: 13.1% (1,117 residents)

Places of employment:
  • Self-employed: 12.4% (1,058 residents)
  • Private companies: 61.9% (5,264 residents)
  • Governmental workers: 15.2% (1,292 residents)
  • Not-for-profit companies: 10.5% (893 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025