San Ardo, CA demographics:
population, income, and more

Total population
462
-4.0% year-over-year change
Median household income
$/yr
% year-over-year change
Housing units
116
-6.5% year-over-year change

San Ardo population

How many people live in San Ardo

San Ardo is home to 462 residents, according to the most recent Census data. Gender-wise, 55.4% of San Ardo locals are male, and 44.6% are female.

Total population
462
-4.0% year-over-year change
Gender ratio
Male
55.4%
256
Female
44.6%
206
Value Percent YoY change
Male 256 55.4% -7.2%
Female 206 44.6% 0.5%
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 Ardo is 26, with the population distributed as follows: about 38.3% are children under 15, then 8.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 35.5% of the population, while another 14.7% fall into the 45 to 64 bracket. Finally, around 3.2% are 65 or older.

Median age
25.7
Age breakdown
Under 15
38.3%
15 to 24
8.2%
25 to 44
35.5%
45 to 64
14.7%
Over 65
3.2%
Value Percent YoY change
Under 15 177 38.3% -2.8%
15 to 24 38 8.2% -28.3%
25 to 44 164 35.5% 1.2%
45 to 64 68 14.7% -2.9%
Over 65 15 3.2% 7.1%
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

At the same time, 27.3% of residents are non-citizens. There’s also a share of 3.2% that includes residents with two or more races.

Citizenship
U.S.-born citizens
72.7%
Non-U.S.-born citizens
0%
Non-citizens
27.3%
Value Percent YoY change
U.S.-born citizens 336 72.7% 0.6%
Non-citizens 126 27.3% -14.3%
Racial breakdown
White
49.4%
Black or African American
0%
American Indian and Alaska Native
0%
Asian
0%
Native Hawaiian and other Pacific Islander
0%
Two or more races
3.2%
Other
47.4%
Value Percent
White 228 49.4%
Two or more races 15 3.2%
Other 219 47.4%

Households in San Ardo

A peek inside San Ardo households

San Ardo has 109 households, with an average of 4 members in each. Of these, 78% are families, while the remaining 22% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
109
-1.8% year-over-year change
Average people per household
4
Non-family households
24
Family households
85
Value Percent YoY change
Non-family households 24 22% 200.0%
Family households 85 78% -17.5%
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 Ardo

The housing landscape of San Ardo

San Ardo's housing consists of 116 units, with 81% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 19% of the housing landscape.

Housing units
116
-6.5% year-over-year change
Housing types
Value Percent
1 unit, detached 94 81%
Mobile home 22 19%
Homes built since 2020
0
% year-over-year change

The age of buildings in San Ardo

In San Ardo, the median construction year is 1963. About 7.8% of homes were built before the 1940s, with another 5.2% going up by 1949. Most development happened in the second half of the 20th century.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 9 7.8% 12.5%
Built between 1940 and 1949 6 5.2% 20.0%
Built between 1950 and 1959 29 25% -3.3%
Built between 1960 and 1969 43 37.1% 0.0%
Built between 1970 and 1979 15 12.9% N/A
Built between 1990 and 1999 14 12.1% -56.2%
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 Ardo occupancy rates

Out of the 109 occupied housing units in San Ardo, 47.7% are owner-occupied, while 52.3% are lived in by tenants. Meanwhile, 6% of all homes on the local market sit vacant.

Occupied housing units
109
-1.8% year-over-year change
Occupancy breakdown
Renter occupied
57
Owner occupied
52
Value Percent YoY
change
Renter occupied 57 52.3% 35.7%
Owner occupied 52 47.7% -24.6%
Unoccupied housing units
6.0%
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 Ardo housing costs

Housing costs in San Ardo come to a median of $857 per month, while tenants specifically pay a median gross rent of $1,225.

Median housing costs per month
$857/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 Ardo
$1,225/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 Ardo

San Ardo education at a glance

About 45.9% of the population in San Ardo went to high school, while 14.8% pursued college studies. Another earned an associate degree and 3.9% hold a bachelor’s.

Education level
Value Percent YoY change
No high school 91 35.4% -18.0%
High school diploma 118 45.9% 5.4%
College diploma 38 14.8% -2.6%
Bachelor's degree 10 3.9% 0.0%
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 Ardo

How much people earn in San Ardo

The average annual household income in San Ardo was $73,626 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2% change from the previous year.

Average household income in San Ardo
$73,626/year
2.0% year-over-year change

San Ardo income by age

In San Ardo, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $23,571. Those with someone between 45 and 64 in charge, often well established professionally, earn $110,946 overall. Overall, 58.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $23,571 1.0%
45 - 64 $110,946 2.5%
Above poverty level
262
Below poverty level
186
Value Percent YoY
change
Above poverty level 262 58.5% -4.0%
Below poverty level 186 41.5% -3.6%

Average renter income in San Ardo

To get a better sense of what renters earn on average in San Ardo, their median household income was $64,205 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 22.9%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$64,205
Rent-to-income ratio
22.9%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in San Ardo

Workforce and job types in San Ardo

The job market in San Ardo is powered by 177 working residents, spread across a range of industries and roles. 60.4% of the working population are employed in professional or administrative positions, while 39.6% are in hands-on or service-based jobs. Also, 8.5% run their own businesses, 52.5% are employed by private companies, and 39% work in the public sector.

Workforce demographics

Working population
177
4.7% year-over-year change
White collar
107
Blue collar
70
Value Percent YoY change
White collar 107 60.4% 3.9%
Blue collar 70 39.6% 6.1%
Employer type
Self employees
8.5%
Private companies
52.5%
Governmental workers
39%
Not for profit companies
0%
Value Percent YoY change
Self employees 15 8.5% N/A
Private companies 93 52.5% -7.9%
Governmental workers 69 39% 1.5%
Unemployment rate
25.0%
-6.3% year-over-year change

Available workforce

The unemployment rate in San Ardo stands at 25%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in San Ardo

How people get around in San Ardo

Commuting methods vary: 91.5% of residents travel by personal vehicle and 8.5% 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 162 91.5% -4.1%
Walk 15 8.5% N/A
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.

Explore more communities

FAQs about San Ardo demographics 

What is the total population of San Ardo?

San Ardo has a total population of 462 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 -4.0% compared to a year ago.

What is the gender ratio in San Ardo?

The gender ratio in San Ardo is as follows:
  • 55.4% males (256 residents)
  • 44.6% females (206 residents)

What is the median age in San Ardo?

The median age in San Ardo is 25.7.

What is the age distribution of the population in San Ardo?

The age distribution in San Ardo is as follows:
  • Under 15: 38.3% (177 residents)
  • Ages 15-24: 8.2% (38 residents)
  • Ages 25-44: 35.5% (164 residents)
  • Ages 45-64: 14.7% (68 residents)
  • Over 65: 3.2% (15 residents)

What is the racial and ethnic makeup of San Ardo?

The racial and ethnic makeup of San Ardo is as follows:
  • White: 49.4% (228 residents)
  • Black or African American: 0% (0 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0% (0 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 3.2% (15 residents)
  • Other: 47.4% (219 residents)

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

U.S.-born citizens represent 72.7% of the population in San Ardo.

How many housing units are there in San Ardo?

There are 116 housing units in San Ardo, reflecting a -6.5% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

San Ardo has a total of 109 households, with an average of 4 people in each.

What is the employment rate and job market overview for San Ardo?

The employment rate is 75% in San Ardo, with a workforce of 177 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 60.4% (107 residents)
  • Blue-collar workers: 39.6% (70 residents)

Places of employment:
  • Self-employed: 8.5% (15 residents)
  • Private companies: 52.5% (93 residents)
  • Governmental workers: 39% (69 residents)
  • Not-for-profit companies: 0% (0 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