ZIP Code 85121 in Bapchule, AZ

Data Last Updated: March 1, 2026
City:Bapchule, Arizona
County:Pinal County
Timezone:Mountain (GMT -07:00)
Local Time:10:17:10 AM
Population:2,802 [See All]
Area Code:520
Classification:PO Box
Coordinates:32.9890, -111.7568
Land Area:75.992 sq mi
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85121 Bapchule, AZ - Serving the Gila River Indian Community

ZIP Code 85121, Bapchule

Tribal
LocationPinal County, AZ
Area44.2 sq mi
Population2,802
Households700
PO Boxes705 (101% adoption)
Median Age28.1 years
ZIP CreatedJun 2009
Key Facts
  • This is a PO Box Only Zone with no alternative mail delivery across the 44 square mile territory
  • With 705 PO Boxes and 700 households, essentially every home relies on the post office for mail
  • The population is 96% Native American (2,676 of 2,802 residents), one of Arizona's most homogeneous tribal communities
  • Households average 4.0 people, typical of tribal communities with extended families
  • The ZIP was introduced in June 2009 specifically to serve the Gila River Indian Community
  • Despite being classified as PO Box only, limited street delivery exists along Pima Road

Community Overview

Bapchule serves the Gila River Indian Community in Pinal County, Arizona. Of the 2,802 residents, 96% are Native American (2,676 people), making this one of Arizona's most homogeneous tribal communities with PO Box-only mail service. The ZIP was introduced in June 2009 to serve this community across 44 square miles of reservation land.

Why PO Boxes Are Essential

This is a PO Box Only Zone. There's no alternative mail delivery across the territory. The post office maintains 705 PO Boxes for 700 households, a near-universal adoption that shows PO Boxes aren't just preferred but required. Limited street addressing infrastructure means nearly every household relies on a box at the Bapchule post office.

Population and Demographics

With a median age of 28.1 years, Bapchule is notably younger than most of Arizona. Household size averages 4.0 people per home, typical of tribal communities where extended families often live together. Of the 717 total housing units, 700 are occupied and 548 are owner-occupied, showing residential stability. Homeownership at 78% is relatively high.

Economic Context

Median household income is $35,958, with per capita income at $15,365. Education levels are lower than state averages, with 11.9% of adults holding bachelor's degrees. Employment patterns show 187 workers in public administration (likely tribal government), 138 in education and healthcare, and 76 in agriculture. The community isn't economically isolated: 261 workers carpool and 97 use public transportation, indicating commutes to nearby cities.

Mail Delivery

The post office handles limited street delivery along three roads. Pima Road accounts for 44 of the 46 street delivery records, with secondary units marked as "UNIT" rather than traditional apartment numbers. W Casa Blanca Road and W Shade Tree Street have minimal delivery. Most mail goes to PO Boxes at the facility.

Street Name Patterns

Minimal Street Infrastructure Tribal Roads

Only three streets have mail delivery, with Pima Road handling nearly all street delivery in the community.

Nearby Areas

Sun Lakes Santan Vista Sunbird Golf Resort Copper Mountain Ranch Cooper Commons
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Population & Demographics


ZIP Code 85121 has 2,802 residents and 700 households (average 3.99 persons per household). The median age is 28.1 years, significantly younger than the state (38.9) and significantly younger than the nation (38.8). The gender split is 45.8% male and 54.2% female, which is lower than the state male share (49.5%), making this a female-majority area. Largest groups are American Indian & Alaska Native (95.5%, much higher than the state average of 4.5% and well above the national average of 1.1%) and Hispanic or Latino (9.7%); Hispanic or Latino residents make up 9.7%, which is much lower than the state average (30.7%), and American Indian & Alaska Native share is much higher than both the state (4.5%) and national averages (1.1%).

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

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:2,802Source: Census DHC
2024 ACS Population Estimate:2,800Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:36.9 people per sq mile
Average Income:$31,173Source: Census ACS
Households:700Source: Census DHC
Average House Value:$666,666,666Source: Census ACS
Persons Per Household:3.99Source: Census DHC
Average Family Size:5.35Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--2,7143,0643,2493,0432,8732,1532,1311,6761,4991,7822,0001,8352,2102,800
Decennial Census2,178------------------2,802--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

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


Median Age: 28.1

Male Median Age: 26.8

Female Median Age: 28.8

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male124152118106102938486797151804729389103
Female12215414513997133981027499798766454712183
Total246306263245199226182188153170130167113748521286
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:180.59%
Black:50.17%
Hispanic:*2739.01%
Asian:20.07%
American Indian:2,67688.32%
Hawaiian:00%
Other:561.85%
Total:3,030100%
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:1,28245.75%26.8 years
Females:1,52054.25%28.8 years
Total:2,802100%28.1 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:2,77899.21%
Native, born in PR, Island Areas, or abroad:220.79%
Foreign born, naturalized U.S. citizen:00.00%
Foreign born, not a U.S. citizen:00.00%
Total Population:2,800100%
Total Native Population:2,800100.00%
Total Foreign-born Population:00.00%
Source: U.S. Census 2020-2024 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 2024, the Median household income is $31,173, which is far less than the national median ($80,734), is down $1,850 (5.6%) since 2011 and above its 2019 pre-pandemic level by $18,078. Family households earn a median of $30,625 versus $0 for nonfamily households (a difference of $30,625). By gender, male median income is $39,078 and female is $32,164, which is much lower than the national female median ($55,274), with a current gap of $6,914 that has narrowed from 2011 to 2024. The labor-force participation rate is 45.7%, which is markedly below the national rate (63.5%). The unemployment rate is 9.4%, which is markedly higher than the national rate (5.2%). The largest occupation group is Service (28.0%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 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 Type20112012201320142015201620172018201920202021202220232024
Median Household Income$33,023$29,565$38,670$32,891$27,500$13,153$11,636$8,939$13,095$15,583$21,912$33,566$35,958$31,173
Median Family Income$20,369$22,750$28,478$25,662$27,375$28,292$28,875$22,000$34,107$30,625$32,194$33,750$35,313$30,625
Median NonFamily Income$33,214$32,054$10,000$8,438$8,438$9,167$2,499$2,499$2,499$0$0$0$0$0
Median Male Income$31,458$45,365$43,784$32,917$32,052$0$29,596$37,768$30,000$31,409$34,014$36,125$38,580$39,078
Median Female Income$23,438$25,335$25,099$25,536$25,833$26,500$26,667$40,063$40,231$40,956$39,637$41,726$40,875$32,164
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:87841.40%
Unemployed:914.29%
Not In Labor Force:1,15254.31%
Total:2,121100%
Source: U.S. Census 2020-2024 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:24427.79%
Service:24628.02%
Sales and Office:15717.88%
Natural resources, construction, and maintenance:849.57%
Production, transportation, and material moving:14716.74%
Total Civilian Employed Population:878100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $0, which is much lower than the national median ($332,700), is down $58,000 (100.00%) since 2011 and below its 2019 pre-pandemic level by $85,300. The median gross rent is $398, which is far less than the national median ($1,413), is down $261 (39.61%) since 2011 and below its 2019 pre-pandemic level by $86. Of occupied housing, owners make up 54.44% (0.00% with a mortgage, 100.00% free-and-clear) and renters 45.56% - making this ZIP Code higher than national rental averages. The vacancy rate is 5.02%, which is markedly below the national rate (10.12%).

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

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$58,000$63,800$62,400$61,000$57,600$51,700$0$103,800$85,300$81,900$82,800$88,300$92,700$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:6022.47%
$500 to $999:3111.61%
$1,000 to $1,499:228.24%
$1,500 to $1,999:00.00%
$2,000 to $2,499:41.50%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:15056.18%
Total:267100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$659$553$702$737$701$0$892$586$484$486$464$498$460$398
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):00.00%
Owner Occupied (free and clear, no mortgage):31954.44%
Renter Occupied:26745.56%
Total Occupied Housing Units:586100%

Occupied Housing Units:58694.98%
Vacant Housing Units (not graphed):315.02%
Total Housing Units:617100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

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


Single-Family Units:58795.14%
Multi-Family Units:00.00%
Other Units:304.86%
Total Housing Units:617100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 6.80% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.70%). High school or higher is 77.20%, which is far lower than the national rate (89.60%). The uninsured rate is 46.80%, which is far higher than the national rate (8.40%). Private coverage is 28.30%, which is far lower than the national rate (67.10%). Public coverage is 24.90%, which is falls below the national rate (36.70%). The share of people in poverty is 48.00%, which is far higher than the national rate (8.80%), down 14.60 percentage points since 2011 and below its 2019 pre-pandemic level by 9.50 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 (54.80%). College enrollment is 4.45%, 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 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:975.84%
9th to 12th grade, no diploma:28216.97%
High school graduate (includes equivalency):65939.65%
Some college, no degree:42425.51%
Associate's degree:875.23%
Bachelor's degree:1136.80%
Graduate or professional degree:00.00%
Total:1,662100%
High school or higher:1,28377.20%
Bachelor's degree or higher:1136.80%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

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


Private Insurance:79328.32%
Public Insurance:69724.89%
No Insurance:1,31046.79%
Total:2,800100%
Has Health Insurance:1,49053.21%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty52.8%54.7%45.1%52.7%48.1%48.3%50.7%59.1%47.7%33.1%38.1%34.4%38.2%48.0%
Source: U.S. Census 2011-2024 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:405.56%
Kindergarten:212.92%
Elementary school (grades 1-8):39454.80%
High school (grades 9-12):23232.27%
College or graduate school:324.45%
Total:719100%
Early Childhood:618.48%
K-12 (Primary & Secondary School):64789.99%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 85121 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:8,234Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 85121 is located in Pinal County, Arizona, within the Phoenix-Mesa-Chandler, AZ Metropolitan Statistical Area (CBSA 38060) and Arizona's 2nd Congressional District. This Metro area has a population of 4,192,887 people, about 0.07% of whom live in ZIP Code 85121. It covers 75.992 sq mi of land and a water area of 0.026 sq mi.

CBSA Name:Phoenix-Mesa-Chandler, AZSource: Census
CBSA Number:38060Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:4,192,887Source: Census
MSA:Phoenix-Mesa, AZ MSASource: Census
Land Area:75.992 sq miSource: Census
Water Area:0.026 sq miSource: Census
Congressional District:02Source: USPS
Congressional Land Area:7838.12 sq miSource: Census
PMSA:--Source: Census
Intro Date:2009-06Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


85122 | | 85120

Schools in ZIP Code 85121


We could not locate which school district 85121 belongs to, but we will update this once new district data is released. There are 1 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.

Casa Blanca Community School 5297 W Nelson Rd
Bapchule, AZ 85121
Logos Christian Academy 9745 N Trekell Rd
Casa Grande, AZ 85122
District: Private SchoolNearby
St Anthony Of Padua Catholic School 501 E 2nd St
Casa Grande, AZ 85122
District: Private SchoolNearby
Jewell School 26015 S Mandarin
Queen Creek, AZ 85142
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 85121


Arizona State University - Pinal 8470 N Overfield Rd
Coolidge, AZ 85128-9030
Type: Post Secondary
Central Arizona College 8470 N Overfield Rd
Coolidge, AZ 85128-9030
Type: Post Secondary
Turning Point Beauty College 580 N Camino Mercado
Casa Grande, AZ 85122
Type: Post Secondary
Justice Collge 2777 S. Gilbert Road
Chandler, AZ 85286
Type: Post Secondary
American Intercontinental University System 2200 E Germann Road, Suite 100
Chandler, AZ 85286
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 March 1, 2026.

  1. U.S. Postal Service [Last Updated: 3/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 3/1/2026], 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 2011-2024 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: 3/1/2026], https://nces.ed.gov