Data updated April 2026 - Source: Zillow Research
About Buchanan
The most populated towns are Washington, Perry, and Sumner.
Data comes from public sources including the U.S. Census Bureau, the National Center for Education Statistics, the FBI, the EPA, Zillow, and Redfin. Source attribution is shown on each metric.
Towns in Buchanan
16 towns, by population.
Buchanan at a glance: frequently asked questions
- What state is Buchanan in?
- Buchanan is in Iowa.
- How many towns are in Buchanan?
- Buchanan contains 16 towns and municipalities. Click any town below or on the map to see its housing, school, and crime data.
Compare Buchanan with other places
Put up to four states, counties, towns, or ZIPs side by side on income, housing, crime, education, and more.
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