Waldo is a city in Columbia County, Arkansas, home to about 1,144 people across 2.2 square miles. Its ZIP code is 71770.
Homes sold for a median of $109 per square foot in the three months ending August 2026, a buyer’s market.
Each card is that ZIP code’s whole market, including any part outside Waldo. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Waldo’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Dallas Love Field (DAL)209 miles away |
|---|---|
| Closer regional airport | South Arkansas Regional Airport at Goodwin Field (ELD)29 miles away |
| Nearest city of 250,000+ | Plano, TX201 miles away |
| Nearest city of 1 million+ | Dallas, TX205 miles away |
Straight-line distances from the center of Waldo; 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.
Waldo had 1,151 residents in the 2020 census, down 28% since 2000.
It’s the 199th largest of 615 towns in Arkansas by population.
Columbia County grew from 22,077 residents in 1900 to 22,801 in 2020.
Columbia County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 93°F in summer, and winter lows average 31°F. About 56.3 inches of rain and melted snow fall in a typical year, with about 2 inches of snow.
Source: NOAA 1991–2020 climate normals, Magnolia, AR weather station (10 miles away).
6,677 jobs at 535 businesses in Columbia 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.
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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.