Peridot is a community in Graham County, Arizona, home to about 999 people across 5.5 square miles. Its ZIP code is 85542.
Mostly Peridot; also San Carlos
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| Nearest major airport | Tucson International Airport (TUS)87 miles away |
|---|---|
| Closer regional airport | Mesa Gateway Airport (AZA)69 miles away |
| Nearest city of 250,000+ | Mesa, AZ73 miles away |
| Nearest city of 1 million+ | Phoenix, AZ96 miles away |
Straight-line distances from the center of Peridot; 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.
Peridot had 1,308 residents in the 2020 census, up 3% since 2000.
It’s the 208th largest of 441 towns in Arizona by population.
Graham County grew from 14,162 residents in 1900 to 38,533 in 2020.
Graham County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 99°F in summer, and winter lows average 31°F. About 13.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, San Carlos Reservoir, AZ weather station (10 miles away).
8,396 jobs at 574 businesses in Graham County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
27 doctors and other health care providers list an office in Peridot.
Nearest hospitals
Providers with an office here
| Primary care doctors | 3 |
|---|---|
| Specialist doctors | 3 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 11 |
| Mental health providers | 2 |
| Physical and occupational therapists | 4 |
| 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.
Grocery stores (1 nearby)
Museums (1 nearby)
Counts are within about 2 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 San Carlos Unified District (4210), Cobre Valley Institute of Technology District (79391). Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| San Carlos High SchoolPeridot | 6–12 | 433 | Public | 1.4 mi |
| CVIT - San Carlos High SchoolPeridot | 9–12 | — | Career and Technical | 1.4 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Peridot-Our Savior's Lutheran Elementary SchoolPeridot | K–8 | 139 | Wisconsin Evangelical Lutheran Synod | 0.2 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with San Carlos.
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.