Mammoth, AZ · standard
ZIP Code 85618
Pinal County, Arizona - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,725
- 6/sq mi Low-density area
- $51,953
- Median income Below-median income area
- $102,500
- Median home value Below-median home value
- 6.8%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Mammoth pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 17th pct
- household income, US ZIPs
- 10th pct
- home value, US ZIPs
- 6
- people per sq mi
- 88%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 85618 against every reporting US ZIP.
ZIP code 85618 covers 292.4 square miles in Mammoth, Pinal County, Arizona (a standard USPS delivery area), with a modest 1,725 residents on file, a density of 6 people per square mile, in the Phoenix time zone.
ZIP 85618 reports a modest median household income of $51,953 (28% below the average Arizona ZIP), while per-capita income is $21,199. Economic pressure is pronounced: 25.7% of residents are below the poverty line and unemployment is 24.0%. Home values sit below the statewide ZIP benchmark: the median is $102,500 (70% below the average Arizona ZIP), and median rent is $1,136; owner occupancy is 88.1%.
Formal educational attainment runs low here: just 6.8% of adults hold a bachelor's degree or higher, the median age is 57.3, and the average commute is -. The page also surfaces 1 ZIP codes within roughly 10 miles and 6 more in Pinal County, so 85618 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 85618, Mammoth, AZ · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,725
Population
292.4
Area (sq mi)
6
People / sq mi
Phoenix
Time Zone
standard
ZIP Type
Who lives in ZIP 85618?
57.3
Median Age
52.8%
Male
47.2%
Female
7.9%
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?
$51,953
Median Household Income
-28% vs state ZIP avg
$21,199
Per Capita Income
25.7%
Poverty Rate
24.0%
Unemployment Rate
How ZIP 85618 ranks among Arizona ZIPs
Mammoth, AZ household income vs. every Arizona ZIP code
Median household income among 372 reporting Arizona ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$51,953 25th percentile higher than 25% of 372 Arizona ZIPs
Each bar is a $20K-wide band; taller bars hold more Arizona 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?
Housing stock: occupied vs vacant
685housing units
685
Total Housing Units
555
Occupied Units
130
Vacant Units
2.79
Avg Household Size
Occupancy Type
$102,500
Median Home Value
-70% vs state ZIP avg
$1,136
Median Rent
1973
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 12 business establishments in ZIP 85618, employing approximately 78 people with a combined annual payroll of $3,228,000.
12
Businesses
78
Employees
$3.2M
Annual Payroll
1
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 4 | 33.3% |
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 85618 vs 85631 →
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 85631 | San Manuel, AZ | 3,630 | 8.4 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 85618, both outside AZ so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,725 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Pinal County
Related Areas
Frequently Asked Questions
What county is ZIP code 85618 in?
ZIP code 85618 (Mammoth) 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 85618?
ZIP code 85618 in Mammoth, AZ has a population of 1,725 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 85618?
The median household income in ZIP 85618 is $51,953, which is 32% below the national average of $76,288.
What is the average home value in ZIP 85618?
The median home value in ZIP 85618 is $102,500, which is 63% below the national average of $278,155.
What is the demographic makeup of ZIP 85618?
The largest racial group in ZIP 85618 is White at 55.0%. Hispanic or Latino residents make up 70.5% of the population.
How many businesses are in ZIP code 85618?
ZIP code 85618 has 12 business establishments employing approximately 78 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 85618?
In ZIP code 85618, 53.9% of residents aged 25+ have a high school diploma or higher, and 6.8% 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 85618?
In ZIP code 85618, approximately 88.1% of occupied housing units are owner-occupied and 11.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 85618?
The poverty rate in ZIP code 85618 is 25.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 85618's numbers, next.
- See how ZIP 85618 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.