San Tan Valley, AZ demographics:
population, income, and more

Total population
109,189
3.8% year-over-year change
Median household income
$96,713/yr
3.3% year-over-year change
Housing units
37,001
1.7% year-over-year change

San Tan Valley population

How many people live in San Tan Valley

San Tan Valley is home to 109,189 residents, according to the most recent Census data. Gender-wise, 50.2% of San Tan Valley locals are male, and 49.8% are female.

Total population
109,189
3.8% year-over-year change
Gender ratio
Male
50.2%
54,845
Female
49.8%
54,344
Value Percent YoY change
Male 54,845 50.2% 5.3%
Female 54,344 49.8% 2.3%
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 Tan Valley is 35, with the population distributed as follows: about 22.3% are children under 15, then 13.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 30.2% of the population, while another 20.8% fall into the 45 to 64 bracket. Finally, around 13% are 65 or older.

Median age
34.9
Age breakdown
Under 15
22.3%
15 to 24
13.7%
25 to 44
30.2%
45 to 64
20.8%
Over 65
13%
Value Percent YoY change
Under 15 24,367 22.3% 1.8%
15 to 24 14,981 13.7% 5.6%
25 to 44 32,987 30.2% 5.8%
45 to 64 22,664 20.8% -0.7%
Over 65 14,190 13% 8.3%
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 Tan Valley, 91.1% of the population are US-born citizens, while 5.6% have gained naturalized citizenship. At the same time, 3.3% of residents are non-citizens. As for race, 68.4% of locals are Caucasian, 4.8% are African American and 2.2% have Asian roots. Another 1.8% are Indigenous American, 0.3% are Pacific Islanders, while 6.4% identify as another race. There’s also a share of 16.1% that includes residents with two or more races.

Citizenship
U.S.-born citizens
91.1%
Non-U.S.-born citizens
5.6%
Non-citizens
3.3%
Value Percent YoY change
U.S.-born citizens 99,441 91.1% 3.3%
Non-U.S.-born citizens 6,145 5.6% 8.4%
Non-citizens 3,603 3.3% 10.0%
Racial breakdown
White
68.4%
Black or African American
4.8%
American Indian and Alaska Native
1.8%
Asian
2.2%
Native Hawaiian and other Pacific Islander
0.3%
Two or more races
16.1%
Other
6.4%
Value Percent
White 74,678 68.4%
Black or African American 5,217 4.8%
American Indian and Alaska Native 1,936 1.8%
Asian 2,394 2.2%
Native Hawaiian and other Pacific Islander 311 0.3%
Two or more races 17,618 16.1%
Other 7,035 6.4%

Households in San Tan Valley

A peek inside San Tan Valley households

San Tan Valley has 34,083 households, with an average of 3 members in each. Of these, 80% are families, while the remaining 20% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
34,083
1.3% year-over-year change
Average people per household
3
Non-family households
6,808
Family households
27,275
Value Percent YoY change
Non-family households 6,808 20% 3.0%
Family households 27,275 80% 0.9%
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 Tan Valley

The housing landscape of San Tan Valley

San Tan Valley's housing consists of 37,001 units, with 95.6% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 0.6% 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 3.3% of the housing landscape.

Housing units
37,001
1.7% year-over-year change
Housing types
Value Percent
1 unit, detached 35,392 95.6%
1 unit, attached 208 0.6%
3 or 4 units 129 0.4%
50 or more units 6 0%
Mobile home 1,228 3.3%
Boat, RV, van, etc. 38 0.1%
Homes built since 2020
2,497
62.1% year-over-year change

The age of buildings in San Tan Valley

In San Tan Valley, the median construction year is 2007. Most development happened in the second half of the 20th century. Then, 60.5% of homes were added from 2000 to 2009, 24.8% between 2010 and 2019, and 6.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built between 1950 and 1959 61 0.2% 1.7%
Built between 1960 and 1969 223 0.6% -4.3%
Built between 1970 and 1979 624 1.7% 5.4%
Built between 1980 and 1989 589 1.6% 5.4%
Built between 1990 and 1999 1,431 3.9% -18.6%
Built between 2000 and 2009 22,384 60.5% -4.8%
Built between 2010 and 2019 9,192 24.8% 13.4%
Built in 2020 or later 2,497 6.8% 62.1%
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 Tan Valley occupancy rates

Out of the 34,083 occupied housing units in San Tan Valley, 82.2% are owner-occupied, while 17.8% are lived in by tenants. Meanwhile, 7.9% of all homes on the local market sit vacant.

Occupied housing units
34,083
1.3% year-over-year change
Occupancy breakdown
Renter occupied
6,067
Owner occupied
28,016
Value Percent YoY
change
Renter occupied 6,067 17.8% -2.1%
Owner occupied 28,016 82.2% 2.1%
Unoccupied housing units
7.9%
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 Tan Valley housing costs

Housing costs in San Tan Valley come to a median of $1,731 per month, while tenants specifically pay a median gross rent of $2,085.

Median housing costs per month
$1,731/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 Tan Valley
$2,085/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 Tan Valley

San Tan Valley education at a glance

About 36% of the population in San Tan Valley went to high school, while 28.9% pursued college studies. Another 10.9% earned an associate degree and 15.8% hold a bachelor’s. Meanwhile, 5.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 2,161 2.7% 1.3%
High school diploma 28,774 36% 4.9%
College diploma 23,108 28.9% 4.5%
Associate degree 8,749 10.9% 6.8%
Bachelor's degree 12,601 15.8% 1.2%
Graduate degree 4,571 5.7% 10.4%
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 Tan Valley

How much people earn in San Tan Valley

The average annual household income in San Tan Valley was $113,035 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +4.1% change from the previous year. At the same time, the median income stood at $96,713, reflecting a +3.3% shift over the same period.

Average household income in San Tan Valley
$113,035/year
4.1% year-over-year change
Median household income in San Tan Valley
$96,713/year
3.3% year-over-year change

San Tan Valley income by age

In San Tan Valley, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $104,306. Those with someone between 45 and 64 in charge, often well established professionally, earn $111,026 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $87,717, while those led by someone over 65, many of whom may be retired, have about $60,832 in earnings. Overall, 92.1% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $87,717 17.1%
25 - 44 $104,306 2.3%
45 - 64 $111,026 4.1%
Over 65 $60,832 4.2%
Above poverty level
99,028
Below poverty level
8,536
Value Percent YoY
change
Above poverty level 99,028 92.1% 3.3%
Below poverty level 8,536 7.9% 10.6%

Average renter income in San Tan Valley

To get a better sense of what renters earn on average in San Tan Valley, their median household income was $77,256 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 32.4%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$77,256
Rent-to-income ratio
32.4%
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 Tan Valley

Workforce and job types in San Tan Valley

The job market in San Tan Valley is powered by 52,961 working residents, spread across a range of industries and roles. 79.2% of the working population are employed in professional or administrative positions, while 20.8% are in hands-on or service-based jobs. Also, 8.4% run their own businesses, 74% are employed by private companies, and 11.9% work in the public sector.

Workforce demographics

Working population
52,961
4.6% year-over-year change
White collar
41,965
Blue collar
10,996
Value Percent YoY change
White collar 41,965 79.2% 3.6%
Blue collar 10,996 20.8% 8.5%
Employer type
Self employees
8.4%
Private companies
74%
Governmental workers
11.9%
Not for profit companies
5.7%
Value Percent YoY change
Self employees 4,443 8.4% -0.3%
Private companies 39,187 74% 5.3%
Governmental workers 6,313 11.9% 0.2%
Not for profit companies 3,018 5.7% 13.9%
Unemployment rate
4.3%
9.4% year-over-year change

Available workforce

The unemployment rate in San Tan Valley stands at 4.3%, 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 Tan Valley

How people get around in San Tan Valley

In San Tan Valley, the average commute time is 36 minutes. Commuting methods vary: 78.5% of residents travel by personal vehicle and 1.1% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
36 min
Means of transportation
Value Percent YoY change
Car 40,653 78.5% -0.0%
Taxicab 87 0.2% N/A
Motorcycle 78 0.2% -14.3%
Bicycle 145 0.3% 141.7%
Walk 560 1.1% 60.0%
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.

What is the median and average household income in San Tan Valley by zipcode?

Zipcode Population Number of households Median income Average income
85140 51,260 16,120 $101,477 $126,910
85143 44,444 14,242 $93,707 $105,227

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FAQs about San Tan Valley demographics 

What is the total population of San Tan Valley?

San Tan Valley has a total population of 109,189 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 +3.8% compared to a year ago.

What is the gender ratio in San Tan Valley?

The gender ratio in San Tan Valley is as follows:
  • 50.2% males (54,845 residents)
  • 49.8% females (54,344 residents)

What is the median age in San Tan Valley?

The median age in San Tan Valley is 34.9.

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

The age distribution in San Tan Valley is as follows:
  • Under 15: 22.3% (24,367 residents)
  • Ages 15-24: 13.7% (14,981 residents)
  • Ages 25-44: 30.2% (32,987 residents)
  • Ages 45-64: 20.8% (22,664 residents)
  • Over 65: 13% (14,190 residents)

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

The racial and ethnic makeup of San Tan Valley is as follows:
  • White: 68.4% (74,678 residents)
  • Black or African American: 4.8% (5,217 residents)
  • American Indian and Alaska Native: 1.8% (1,936 residents)
  • Asian: 2.2% (2,394 residents)
  • Native Hawaiian and Other Pacific Islander: 0.3% (311 residents)
  • Two or More Races: 16.1% (17,618 residents)
  • Other: 6.4% (7,035 residents)

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

U.S.-born citizens represent 91.1% of the population in San Tan Valley.

How many housing units are there in San Tan Valley?

There are 37,001 housing units in San Tan Valley, reflecting a +1.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

San Tan Valley has a total of 34,083 households, with an average of 3 people in each.

What is the median household income in San Tan Valley?

San Tan Valley has a median household income of $96,713, representing a +3.3% shift from the previous year, according to the U.S. Census Bureau.

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

The employment rate is 95.7% in San Tan Valley, with a workforce of 52,961 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 79.2% (41,965 residents)
  • Blue-collar workers: 20.8% (10,996 residents)

Places of employment:
  • Self-employed: 8.4% (4,443 residents)
  • Private companies: 74% (39,187 residents)
  • Governmental workers: 11.9% (6,313 residents)
  • Not-for-profit companies: 5.7% (3,018 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