ZIP Code 50255
About Thornburg
Thornburg is a city in Keokuk County, Iowa, United States. The population was 45 at the time of the 2020 census. Its sole enterprise is the Tri-County Community School, a public school serving grades K-12.
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Area Profile
US Census (ACS 5-year · Gazetteer)
40
population
$39,643
median household income
209
people / sq mi
60.2
median age
20
housing units
20
households
0.2
land area (sq mi)