Mammoth is a town in Pinal County, Arizona, home to about 1,191 people across 26 square miles. It has no ZIP code of its own: it’s part of 85618 and 85623.
Homes sold for a median of $289 per square foot across 2 ZIP codes in the three months ending August 2026, and 1 of 2 were seller’s markets.
Part is in Mammoth
Mostly Oracle; part is in Mammoth
Each card is that ZIP code’s whole market, including any part outside Mammoth. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mammoth’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Tucson International Airport (TUS)36 miles away |
|---|---|
| Nearest city of 250,000+ | Tucson, AZ33 miles away |
| Nearest city of 1 million+ | Phoenix, AZ101 miles away |
Straight-line distances from the center of Mammoth; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mammoth had 1,076 residents in the 2020 census, down 39% since 2000.
It’s the 193rd largest of 441 towns in Arizona by population.
Pinal County grew from 7,779 residents in 1900 to 425,264 in 2020.
Pinal County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 94°F in summer, and winter lows average 31°F. About 15.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Oracle Sp, AZ weather station (3 miles away).
63,258 jobs at 4,723 businesses in Pinal County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
16 doctors and other health care providers list an office in Mammoth’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 1 |
| Nurse practitioners and physician assistants | 4 |
| Mental health providers | 9 |
| Chiropractors | 1 |
| Pharmacies | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Libraries (1 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 3.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Oracle Elementary District (4444). Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mountain Vista SchoolOracle | Pre-K–8 | 413 | Public | 1.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Oracle, Saddlebrooke and Campo Bonito.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.