Coolidge is a city in Pinal County, Arizona, home to about 16,636 people across 76 square miles. Its ZIP code is 85128, and parts of 85131 and 85194 are in Coolidge too.
Homes sold for a median of $161 per square foot in the three months ending August 2026, a balanced market.
Mostly Coolidge; also Blackwater and Florence
Mostly Eloy; part is in Coolidge
Mostly Casa Grande; part is in Coolidge
Each card is that ZIP code’s whole market, including any part outside Coolidge. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Coolidge’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Phoenix Sky Harbor International Airport (PHX)43 miles away |
|---|---|
| Closer regional airport | Mesa Gateway Airport (AZA)27 miles away |
| Nearest city of 250,000+ | Gilbert, AZ28 miles away |
| Nearest city of 1 million+ | Phoenix, AZ54 miles away |
Straight-line distances from the center of Coolidge; 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.
Coolidge had 13,218 residents in the 2020 census, up 70% since 2000.
It’s the 46th 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 107°F in summer, and winter lows average 36°F. About 8.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Casa Grande Nm, AZ weather station (4 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).
28 doctors and other health care providers list an office in Coolidge.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Dentists | 7 |
| Nurse practitioners and physician assistants | 7 |
| Mental health providers | 7 |
| Physical and occupational therapists | 3 |
| Optometrists | 2 |
| Chiropractors | 1 |
| Pharmacies | 3 |
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 (13 nearby)
Grocery stores (3 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Theaters and performance venues (3 nearby)
Counts are within about 5.5 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.
Established in 1925.
Colleges and universities
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Coolidge Unified District (4442), Akimel O Otham Pee Posh Charter School Inc. (5978), Blackwater Community School and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| West Elementary SchoolCoolidge | Pre-K–6 | 604 | Public | 3.1 mi |
| Akimel O'Otham Pee Posh (K-2)Coolidge | K–2 | 46 | Charter | 7.0 mi |
| Blackwater Community SchoolCoolidge | K–5 | 274 | Public | 7.0 mi |
| Coolidge Virtual AcademyCoolidge | K–12 | 106 | Public | 3.7 mi |
| Heartland Ranch Elementary SchoolCoolidge | K–6 | 545 | Public | 3.4 mi |
| Imagine Coolidge ElementaryCoolidge | K–5 | 645 | Charter | 3.9 mi |
| Akimel O'Otham Pee Posh (3-5)Coolidge | 3–5 | 10 | Charter | 7.0 mi |
| Coolidge Alternative ProgramCoolidge | 6–12 | 120 | Alternative Education | 3.7 mi |
| Coolidge Jr. High SchoolCoolidge | 6–8 | 688 | Public | 3.7 mi |
| Imagine Prep CoolidgeCoolidge | 6–12 | 472 | Charter | 3.9 mi |
| CAVIT - Central Arizona Valley Institute of TechnologyCoolidge | 9–12 | 80 | Career and Technical | 2.7 mi |
| Coolidge High SchoolCoolidge | 9–12 | 752 | Public | 3.6 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 Eloy, Casa Grande, Blackwater, Florence, Red Rock (Pinal County) and Sacaton Flats Village.
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.