Thornburg, Iowa

Thornburg, Iowa
Thornburg's welcome sign
Location of Thornburg, Iowa
Coordinates: 41°27′21″N 92°19′56″W / 41.45583°N 92.33222°W / 41.45583; -92.33222
Country United States
State Iowa
CountyKeokuk
Area
 • Total
0.20 sq mi (0.52 km2)
 • Land0.20 sq mi (0.52 km2)
 • Water0 sq mi (0.00 km2)
Elevation
879 ft (268 m)
Population
 (2020)
 • Total
45
 • Density226.0/sq mi (87.26/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
50255
Area code641
FIPS code19-77835
GNIS feature ID2397020

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.