ZIP Code 50518
About Barnum
Barnum is a city in Webster County, Iowa, United States, just off U.S. Route 20. The population was 175 at the 2020 census.
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Area Profile
US Census (ACS 5-year · Gazetteer)
366
population
$84,830
median household income
13
people / sq mi
$144,200
median home value
$495
median gross rent
27.8
median age
143
housing units
135
households
28.9
land area (sq mi)