Thornton is a city in Calhoun County, Arkansas, home to about 292 people across 1.9 square miles. Its ZIP code is 71766.
Homes sold for a median of $43 per square foot in the three months ending August 2026.
Mostly Thornton
Each card is that ZIP code’s whole market, including any part outside Thornton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Frederick W. Smith International Airport (MEM)168 miles away |
|---|---|
| Closer regional airport | South Arkansas Regional Airport at Goodwin Field (ELD)43 miles away |
| Nearest city of 250,000+ | Memphis, TN170 miles away |
| Nearest city of 1 million+ | Dallas, TX256 miles away |
Straight-line distances from the center of Thornton; 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.
Thornton had 339 residents in the 2020 census, down 34% since 2000.
It’s the 391st largest of 615 towns in Arkansas by population.
Calhoun County grew from 8,539 residents in 1900 to 4,739 in 2020.
Calhoun County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 91°F in summer, and winter lows average 31°F. About 57.6 inches of rain and melted snow fall in a typical year, with about 1 inches of snow.
Source: NOAA 1991–2020 climate normals, Fordyce, AR weather station (6 miles away).
427 jobs at 63 businesses in Calhoun 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.
Grocery stores
Museums
Counts are within about 1 mile 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.
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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.