Coldiron is a community in Harlan County, Kentucky, home to about 193 people across 0.2 square miles. It has no ZIP code of its own: it’s part of 40819.
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| Nearest major airport | McGhee Tyson Airport (TYS)76 miles away |
|---|---|
| Closer regional airport | Tri-Cities Regional TN/VA Airport (TRI)64 miles away |
| Nearest city of 250,000+ | Lexington-Fayette, KY100 miles away |
| Nearest city of 1 million+ | Chicago, IL413 miles away |
Straight-line distances from the center of Coldiron; 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.
Coldiron had 222 residents in the 2020 census, up 0% since 2010.
It’s the 474th largest of 553 towns in Kentucky by population.
Harlan County grew from 9,838 residents in 1900 to 26,831 in 2020.
Harlan County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 26°F. About 52.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Baxter, KY weather station (8 miles away).
4,652 jobs at 370 businesses in Harlan 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.