Arapaho is a town in Custer County, Oklahoma, home to about 715 people across 0.7 square miles. Its ZIP code is 73620.
Homes sold for a median of $86 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Arapaho. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Arapaho’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | OKC Will Rogers World Airport (OKC)78 miles away |
|---|---|
| Nearest city of 250,000+ | Oklahoma City, OK82 miles away |
| Nearest city of 1 million+ | Dallas, TX230 miles away |
Straight-line distances from the center of Arapaho; 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.
Arapaho had 668 residents in the 2020 census, down 11% since 2000.
It’s the 300th largest of 827 towns in Oklahoma by population.
Custer County grew from 12,264 residents in 1900 to 28,513 in 2020.
Custer County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 95°F in summer, and winter lows average 25°F. About 31.1 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Clinton, OK weather station (5 miles away).
9,694 jobs at 945 businesses in Custer County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Public schools here are run by Arapaho-Butler. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Arapaho-Butler EsArapaho | Pre-K–8 | 332 | Public | 0.4 mi |
| Arapaho-Butler HsArapaho | 9–12 | 136 | Public | 0.4 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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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.