Thayer is a city in Union County, Iowa, home to about 45 people across 0.1 square miles. It has no ZIP code of its own: it’s part of 50254.
Part is in Thayer
We’re writing up Thayer’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Des Moines International Airport (DSM)42 miles away |
|---|---|
| Nearest city of 250,000+ | Omaha, NE105 miles away |
| Nearest city of 1 million+ | Chicago, IL336 miles away |
Straight-line distances from the center of Thayer; 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.
Thayer had 51 residents in the 2020 census, down 23% since 2000.
It’s the 951st largest of 1,019 towns in Iowa by population.
Union County grew from 19,928 residents in 1900 to 12,138 in 2020.
Union County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 84°F in summer, and winter lows average 12°F. About 38 inches of rain and melted snow fall in a typical year, with about 27 inches of snow.
Source: NOAA 1991–2020 climate normals, Beaconsfield, IA weather station (14 miles away).
4,687 jobs at 305 businesses in Union County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Thayer.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 1 |
|---|
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.
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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.