Maricopa, AZ · standard
ZIP Code 85138
Pinal County, Arizona — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 33,633
- 175/sq mi
- $95,867
- Median income
- $378,800
- Median home value
- 23.7%
- Bachelor's or higher
The verdict
Maricopa pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 22%
- household income, US ZIPs
- Top 23%
- home value, US ZIPs
- 175
- people per sq mi
- 82%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 85138 against every reporting US ZIP.
ZIP code 85138 is classified by USPS as a standard delivery area and covers roughly 191.9 square miles in Maricopa, Pinal County, Arizona. The area is home to 33,633 residents, producing a population density of 175 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 85138 against Arizona and the nation.
On the economic side, the median household income for ZIP 85138 sits at $95,867 (32% above the Arizona average), while per-capita income is $37,296. The poverty rate stands at 7.3% and the unemployment rate at 5.3%. On housing, the median home value is $378,800 (12% above the state average) with median rent at $1,974 per month, and 82.3% of occupied units are owner-occupied, a direct signal of whether 85138 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 23.7% of adults hold a bachelor's degree or higher, the median age is 37.2, and the average commute is 37 minutes. We also surface 2 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Pinal County, so you can benchmark 85138 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 85138
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 85138.
- Health care and social assistance
Health care and social assistance
47 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
43 establishments
- Construction
Construction
32 establishments
- Other services (except public administration)
Other services (except public administration)
32 establishments
- Retail trade
Retail trade
27 establishments
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 85138, Maricopa, AZ · 2023 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
33,633
Population
191.9
Area (sq mi)
175
People / sq mi
Phoenix
Time Zone
standard
ZIP Type
Who lives in ZIP 85138?
37.2
Median Age
49.8%
Male
50.2%
Female
9.5%
Foreign-Born
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?
$95,867
Median Household Income
+32% vs state
$37,296
Per Capita Income
7.3%
Poverty Rate
5.3%
Unemployment Rate
37.4 min
Mean Commute Time
How ZIP 85138 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$95,867 Top 22% higher than 78% 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
19,384
Total Housing Units
17,427
Occupied Units
1,957
Vacant Units
3.17
Avg Household Size
Occupancy Type
$378,800
Median Home Value
+12% vs state
$1,974
Median Rent
2007
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 298 business establishments in ZIP 85138, employing approximately 2,198 people with a combined annual payroll of $81,511,000.
298
Businesses
2,198
Employees
$81.5M
Annual Payroll
14
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 47 | 15.8% |
| Professional, scientific, and technical services | 43 | 14.4% |
| Construction | 32 | 10.7% |
| Other services (except public administration) | 32 | 10.7% |
| Retail trade | 27 | 9.1% |
| Transportation and warehousing | 19 | 6.4% |
| Administrative and support and waste management and remediation services | 19 | 6.4% |
| Accommodation and food services | 19 | 6.4% |
| Real estate and rental and leasing | 16 | 5.4% |
| Wholesale trade | 11 | 3.7% |
| Finance and insurance | 9 | 3.0% |
| Educational services | 8 | 2.7% |
| Manufacturing | 6 | 2.0% |
| Arts, entertainment, and recreation | 5 | 1.7% |
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 85138 vs 85172 →
ZIP 85138 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 85138
Maricopa (85138)
33,633 residents
- 85121 2,178
Bapchule (85121)
2,178 residents
- 85172 1,368
Stanfield (85172)
1,368 residents
What this shows Among its immediate neighbors, ZIP 85138 ranks the most populous — useful context the national average alone can't give.
ZIP 85138 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 85138
Maricopa (85138)
$95,867 median income
- 85172
Stanfield (85172)
$71,806 median income
- 85121 $31,173
Bapchule (85121)
$31,173 median income
What this shows By household income, ZIP 85138 ranks the highest of 3 neighboring ZIPs — local affluence varies block to block, not just metro to metro.
More ZIP Codes in Pinal County
Related Areas
Frequently Asked Questions
What county is ZIP code 85138 in? ▼
What is the population of ZIP code 85138? ▼
What is the median household income in ZIP 85138? ▼
What is the average home value in ZIP 85138? ▼
What is the demographic makeup of ZIP 85138? ▼
How many businesses are in ZIP code 85138? ▼
What are the main industries in ZIP code 85138? ▼
What is the education level in ZIP code 85138? ▼
What is the average commute time in ZIP 85138? ▼
What percentage of residents own vs. rent in ZIP 85138? ▼
What is the poverty rate in ZIP code 85138? ▼
ZIP Code Research Guides
Official Data Resources for Maricopa, AZ
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.