San Manuel, AZ · standard

ZIP Code 85631

Pinal County, Arizona — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

Reviewed by PlainZIP Editorial Team, ZIP Code Data Editors · June 13, 2026

3,630
12/sq mi: $48,389
Median income: $120,400
Median home value: 8.0%
Bachelor's or higher

The verdict

San Manuel pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

12th pct
household income, US ZIPs: 17th pct
home value, US ZIPs: 12
people per sq mi: 84%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 85631 against every reporting US ZIP.

ZIP code 85631 is classified by USPS as a standard delivery area and covers roughly 302.5 square miles in San Manuel, Pinal County, Arizona. The area is home to 3,630 residents, producing a population density of 12 people per square mile, and falls within the Phoenix time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 85631 against Arizona and the nation.

On the economic side, the median household income for ZIP 85631 sits at $48,389 (33% below the Arizona average), while per-capita income is $25,951. The poverty rate stands at 21.9% and the unemployment rate at 2.4%. On housing, the median home value is $120,400 (64% below the state average) with median rent at $708 per month, and 84.0% of occupied units are owner-occupied, a direct signal of whether 85631 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 8.0% of adults hold a bachelor's degree or higher, the median age is 52.1, and the average commute is —. We also surface 1 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Pinal County, so you can benchmark 85631 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Top industries in ZIP 85631

Retail trade

5
Health care and social assistance

3
Accommodation and food services

3
Other services (except public administration)

3

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 85631, San Manuel, AZ · 2023 Accessed 2026-06-13 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

3,630

Population

302.5

Area (sq mi)

People / sq mi

Phoenix

Time Zone

standard

ZIP Type

Neighborhood Scorecard

Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.

View Scorecard →

Who lives in ZIP 85631?

52.1

Median Age

49.3%

Male

50.7%

Female

3.5%

Foreign-Born

White 78.0%

African American 0.4%

Asian 0.0%

American Indian or Alaska Native 0.0%

Native Hawaiian or Pacific Islander 0.0%

Two or More Ethnicities 14.1%

Hispanic or Latino 39.2%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$48,389

Median Household Income

-33% vs state

$25,951

Per Capita Income

21.9%

Poverty Rate

2.4%

Unemployment Rate

How ZIP 85631 ranks nationally

Household income vs. every US ZIP code

Median household income — the full national distribution, with this ZIP marked

$48,389 12th percentile higher than 12% of 30,318 US ZIPs

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau — ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 44.6%

Bachelor's Degree or Higher 8.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

1,612

Total Housing Units

1,573

Occupied Units

Vacant Units

2.23

Avg Household Size

Occupancy Type

Owner 84.0%

Renter 16.0%

$120,400

Median Home Value

-64% vs state

$708

Median Rent

1957

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+1.4%

YoY Change (2024)

307

HPI Index (2000 = 100)

+207%

Total Change Since 2000

Home values in ZIP 85631 have increased 1.4% over the past year (2024). Since 2000, this ZIP has seen +207% cumulative appreciation.

Year	Annual Change	HPI Index
2020	-1.9%	171
2021	+27.2%	218
2022	+18.6%	258
2023	+17.5%	303
2024	+1.4%	307

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 24 business establishments in ZIP 85631, employing approximately 109 people with a combined annual payroll of $4,787,000.

Businesses

109

Employees

$4.8M

Annual Payroll

Industry Sectors

Industry	Establishments	% of Total
Retail trade	5	20.8%
Health care and social assistance	3	12.5%
Accommodation and food services	3	12.5%
Other services (except public administration)	3	12.5%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 85631 vs 85618 →

ZIP Code	City	Population	Distance
85618	Mammoth, AZ	1,725	8.4 mi

More ZIP Codes in Pinal County

Pinal County San Manuel, AZ Arizona

Frequently Asked Questions

What county is ZIP code 85631 in? ▼

ZIP code 85631 (San Manuel) is located in Pinal County, Arizona. Pinal County contains multiple ZIP codes, see the full list at /counties/pinal-az.

What is the population of ZIP code 85631? ▼

ZIP code 85631 in San Manuel, AZ has a population of 3,630 according to the Census Bureau ACS 2023 estimates.

What is the median household income in ZIP 85631? ▼

The median household income in ZIP 85631 is $48,389, which is 37% below the national average of $76,288.

What is the average home value in ZIP 85631? ▼

The median home value in ZIP 85631 is $120,400, which is 57% below the national average of $278,155.

What is the demographic makeup of ZIP 85631? ▼

The largest racial group in ZIP 85631 is White at 78.0%. Hispanic or Latino residents make up 39.2% of the population.

How many businesses are in ZIP code 85631? ▼

ZIP code 85631 has 24 business establishments employing approximately 109 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.

What are the main industries in ZIP code 85631? ▼

The top industries by establishment count in ZIP 85631 are: Retail trade (5), Health care and social assistance (3), Accommodation and food services (3). There are 4 industry sectors represented in total.

How have home values changed in ZIP code 85631? ▼

According to the FHFA House Price Index, home values in ZIP 85631 increased by 1.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 207%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.

What is the education level in ZIP code 85631? ▼

In ZIP code 85631, 44.6% of residents aged 25+ have a high school diploma or higher, and 8.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).

What percentage of residents own vs. rent in ZIP 85631? ▼

In ZIP code 85631, approximately 84.0% of occupied housing units are owner-occupied and 16.0% are renter-occupied, based on Census ACS 2023 data.

What is the poverty rate in ZIP code 85631? ▼

The poverty rate in ZIP code 85631 is 21.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.