ZIP Code 85140 in San Tan Valley, AZ

Data Last Updated: October 1, 2025
City:San Tan Valley, Arizona
City Alias:Queen Creek, San Tan Vly
County:Pinal County
Timezone:Mountain (GMT -07:00)
Local Time:8:21:10 PM
Population:45,381 [See All]
Area Codes:480 / 520
Classification:Standard [Normal Street Delivery]
Coordinates:33.2455, -111.5302
Land Area:82.393 sq mi
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Population & Demographics


ZIP Code 85140 has 45,381 residents and 14,255 households (average 3.18 persons per household). The median age is 33.5 years, younger than the state (38.9) and younger than the nation (38.8). The gender split is 49.5% male and 50.5% female, which is about the same as the national male share (49.1%), making this a female-majority area. Largest groups are White (72.9%, much higher than the state average of 60.4% and well above the national average of 61.6%) and Hispanic or Latino (23.1%); Hispanic or Latino residents make up 23.1%, which is much lower than the state average (30.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:45,381Source: Census DHC
2023 ACS Population Estimate:51,078Source: Census ACS
2025 ZC Population Estimate:64,089Source: ZIP-Codes.com
Population Density:550.8 people per sq mile
Average Income:$98,668Source: Census ACS
Households:14,255Source: Census DHC
Average House Value:$411,800Source: Census ACS
Persons Per Household:3.18Source: Census DHC
Average Family Size:2.80Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--27,57032,54037,06339,50840,50543,28345,50446,80447,24451,52045,35248,74351,078
Decennial Census36,711------------------45,381------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 33.5

Male Median Age: 32.5

Female Median Age: 34.4

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male1,7812,1522,2711,7361,1661,3541,5441,6941,5081,3251,0501,0891,07198990951822373
Female1,7101,9602,0401,6631,2101,3581,7041,7371,4921,3181,1201,1991,2421,2541,026501235159
Total3,4914,1124,3113,3992,3762,7123,2483,4313,0002,6432,1702,2882,3132,2431,9351,019458232
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:33,08265.53%
Black:1,5653.10%
Hispanic:*10,50120.80%
Asian:7401.47%
American Indian:5171.02%
Hawaiian:1320.26%
Other:3,9487.82%
Total:50,485100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:22,45349.48%32.5 years
Females:22,92850.52%34.4 years
Total:45,381100%33.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:47,71593.42%
Native, born in PR, Island Areas, or abroad:3490.68%
Foreign born, naturalized U.S. citizen:1,5072.95%
Foreign born, not a U.S. citizen:1,5075.90%
Total Population:51,078100%
Total Native Population:48,06494.10%
Total Foreign-born Population:3,0145.90%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $98,668, which is much higher than the state median ($76,872), is up $39,067 (65.5%) since 2011 and above its 2019 pre-pandemic level by $26,699. Family households earn a median of $104,372 versus $64,866 for nonfamily households (a difference of $39,506). By gender, male median income is $72,893 and female is $51,215, which is lower than the national female median ($53,445), with a current gap of $21,678 that has widened from 2011 to 2023. The labor-force participation rate is 63.2%, which is slightly above the state rate (60.5%). The unemployment rate is 4.3%, which is below the national rate (5.2%). The largest occupation group is Management (41.2%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$59,601$55,392$54,616$57,585$59,556$62,368$67,126$69,648$71,969$76,744$82,376$91,374$98,668
Median Family Income$61,445$55,776$54,747$59,709$62,152$66,397$74,365$77,012$80,587$83,209$89,818$97,789$104,372
Median NonFamily Income$44,560$42,720$46,000$41,782$36,071$37,520$36,976$38,108$45,094$42,065$52,180$63,690$64,866
Median Male Income$50,720$48,959$48,000$48,236$50,647$51,036$52,086$55,975$58,045$59,675$65,625$71,035$72,893
Median Female Income$37,752$38,565$37,455$37,119$37,259$37,490$38,594$41,767$44,711$45,369$48,171$49,803$51,215
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:22,67360.38%
Unemployed:1,0162.71%
Not In Labor Force:13,86236.92%
Total:37,551100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:9,34341.21%
Service:3,33914.73%
Sales and Office:5,32123.47%
Natural resources, construction, and maintenance:2,44910.80%
Production, transportation, and material moving:2,2219.80%
Total Civilian Employed Population:22,673100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $411,800, which is far above the national median ($303,400), is up $247,200 (150.18%) since 2011 and above its 2019 pre-pandemic level by $189,900. The median gross rent is $1,883, which is markedly greater than the national median ($1,348), is up $734 (63.88%) since 2011 and above its 2019 pre-pandemic level by $519. Of occupied housing, owners make up 84.10% (78.31% with a mortgage, 21.69% free-and-clear) and renters 15.90% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 5.82%, which is markedly below the state rate (11.00%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$164,600$124,100$127,600$136,300$148,700$165,800$185,200$205,600$221,900$244,900$274,500$350,700$411,800
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:1576.04%
$1,000 to $1,499:35213.55%
$1,500 to $1,999:96937.30%
$2,000 to $2,499:74328.60%
$2,500 to $2,999:28110.82%
$3,000 or more:00.00%
No Rent:963.70%
Total:2,598100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$1,149$1,071$1,119$1,119$1,134$1,155$1,188$1,205$1,364$1,422$1,619$1,766$1,883
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):10,76165.86%
Owner Occupied (free and clear, no mortgage):2,98118.24%
Renter Occupied:2,59815.90%
Total Occupied Housing Units:16,340100%

Occupied Housing Units:16,34094.18%
Vacant Housing Units (not graphed):1,0095.82%
Total Housing Units:17,349100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:16,10292.81%
Multi-Family Units:770.44%
Other Units:1,1706.74%
Total Housing Units:17,349100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 29.90% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.00%). High school or higher is 94.00%, which is notably higher than the state rate (89.10%). The uninsured rate is 8.00%, which is just under the state rate (10.60%). The share of people in poverty is 4.80%, which is markedly below the state rate (8.90%), down 4.20 percentage points since 2011 and below its 2019 pre-pandemic level by 0.10 percentage points. This points to a pronounced improvement in local conditions - rising incomes, firmer consumer demand, and a stronger tax base. Among residents ages 3+, the largest enrollment group is elementary (50.98%). College enrollment is 14.63%, which is far lower than the national rate (26.70%), indicating the community may be more oriented toward vocational/trade or direct-to-workforce opportunities.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:8392.61%
9th to 12th grade, no diploma:1,0813.37%
High school graduate (includes equivalency):8,77927.34%
Some college, no degree:8,08625.18%
Associate's degree:3,70811.55%
Bachelor's degree:7,05621.98%
Graduate or professional degree:2,5607.97%
Total:32,109100%
High school or higher:30,18994.02%
Bachelor's degree or higher:9,61629.95%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:35,45162.63%
Public Insurance:17,04730.12%
No Insurance:4,1057.25%
Total:56,603100%
Has Health Insurance:52,49892.75%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty9.0%9.3%11.1%9.5%9.8%7.9%7.6%5.9%4.9%6.6%5.8%6.2%4.8%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:5773.95%
Kindergarten:1,2188.34%
Elementary school (grades 1-8):7,44450.98%
High school (grades 9-12):3,22722.10%
College or graduate school:2,13714.63%
Total:14,603100%
Early Childhood:1,79512.29%
K-12 (Primary & Secondary School):11,88981.41%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 85140 supports both business and residential activity. According to the Business Census (2023), there are 532 business establishments, employing about 4,452 people with an annual payroll of $213,627,000. USPS data shows 20,154 residential mailboxes and 211 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:20,154Source: USPS
# Business Mailboxes:211Source: USPS
Total Delivery Receptacles:25,051Source: USPS
Single Family Delivery Units:1,399Source: USPS
Multi Family Delivery Units:2,950Source: USPS
# of Businesses:532Source: CBP
1st Quarter Payroll:$49,700,000Source: CBP
Annual Payroll:$213,627,000Source: CBP
# of Employees:4,452Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 85140 is located in Pinal County, Arizona, within the Phoenix-Mesa-Chandler, AZ Metropolitan Statistical Area (CBSA 38060) and Arizona's 2nd and 5th Congressional Districts. This Metro area has a population of 4,941,206 people, about 0.92% of whom live in ZIP Code 85140. It covers 82.393 sq mi of land and a water area of 0 sq mi.

CBSA Name:Phoenix-Mesa-Chandler, AZSource: Census
CBSA Number:38060Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:4,941,206Source: Census
MSA:Phoenix-Mesa, AZ MSASource: Census
Land Area:82.393 sq miSource: Census
Water Area:--Source: Census
Congressional District:02,05Source: USPS
Congressional Land Area:7838.12, 293.47 sq miSource: Census
PMSA:--Source: Census
Intro Date:2009-06Source: ZIP-Codes.com
Place FIPS Code:0464210Source: Census
Place Name:San Tan Valley CDP; ArizonaSource: Census

Adjacent & Nearby ZIP Codes


85141 | | 85139

Schools in ZIP Code 85140


ZIP Code 85140 is in the J. O. Combs Unified School District, which serves grades Kindergarten thru 12th. There are 14 public school(s) in this ZIP Code, and we have located 3 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

J. O. Combs Middle School 37611 N Pecan Crk
San Tan Valley, AZ 85140
District: J. O. Combs Unified School District
Jack Harmon Elementary School 39315 N Cortona Dr
San Tan Valley, AZ 85140
District: J. O. Combs Unified School District
Ellsworth Elementary School 38454 N Carolina Ave
Queen Creek, AZ 85140
District: J. O. Combs Unified School District
Combs High School 2505 E Germann Rd
San Tan Valley, AZ 85140
District: J. O. Combs Unified School District
Ranch Elementary School 43521 N Kenworthy Rd
San Tan Valley, AZ 85140
District: J. O. Combs Unified School District
Kathryn Sue Simonton Elementary 40300 N Simonton Blvd
Queen Creek, AZ 85140
District: J. O. Combs Unified School District
Combs Traditional Academy 38300 N Gantzel Rd
San Tan Valley, AZ 85140
District: J. O. Combs Unified School District
Combs Online School For Success 301 E Combs Rd
San Tan Vly, AZ 85140
District: J. O. Combs Unified School District
Combs Center For Success High School 38300 N Gantzel Rd
San Tan Vly, AZ 85140
District: J. O. Combs Unified School District
Combs Center For Success Middle School 38300 N Gantzel Rd
San Tan Vly, AZ 85140
District: J. O. Combs Unified School District
Legacy Traditional School - Queen Creek 41800 N Barnes Pkwy
Queen Creek, AZ 85140
Evit - Combs High School 2505 E Germann Rd
San Tan Valley, AZ 85140
Asdb - Elp Satellite 1 Preschool (Jo Combs Preschool) 37611 N Pecan Crk
San Tan Vly, AZ 85140
Happy Valley School East Campus 266 E Westbrooke Rd
San Tan Valley, AZ 85140
Gilbert Christian Schools 3632 E Jasper Dr
Gilbert, AZ 85296
District: Private SchoolNearby
Creo Montessori School 1475 S Higley Rd
Gilbert, AZ 85296
District: Private SchoolNearby
Gilbert Christian Schools 1424 S Promenade Ln
Gilbert, AZ 85296
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 85140


Arizona State University-Polytechnic 7001 E Williams Field Road
Mesa, AZ 85212
Type: Post Secondary
Pima Medical Institute-East Valley 2160 S Power Rd
Mesa, AZ 85209
Type: Post Secondary
Chandler-Gilbert Community College 2626 E Pecos Rd
Chandler, AZ 85225-2499
Type: Post Secondary
American Intercontinental University 2200 E Germann Rd
Chandler, AZ 85286
Type: Post Secondary
Studio Academy Of Beauty 610 N Alma School Rd Ste 38
Chandler, AZ 85224
Type: Post Secondary
International Baptist College And Seminary 2211 W Germann Road
Chandler, AZ 85286
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov