Humboldt County, Iowa

Humboldt County, Iowa
Old Settler's Park in Livermore
Fountain in Humboldt's John Brown Park
Sumner Avenue in Humboldt
The Des Moines River at Gotch Park
Location within the U.S. state of Iowa
Coordinates: 42°46′56″N 94°12′10″W / 42.782221°N 94.202775°W / 42.782221; -94.202775
Country United States
State Iowa
FoundedJanuary 15, 1851 (created)
February 26, 1857 (re-created)
Named afterAlexander von Humboldt
SeatDakota City
Largest cityHumboldt
Area
 • Total
435.674 sq mi (1,128.39 km2)
 • Land434.372 sq mi (1,125.02 km2)
 • Water1.302 sq mi (3.37 km2)  0.3%
Population
 (2020)
 • Total
9,597
 • Estimate 
(2024)
9,617
 • Density22.09/sq mi (8.531/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code515
Congressional district4th
Websitehumboldtcounty.iowa.gov
  • Iowa county number 46

Humboldt County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 9,597, and was estimated to be 9,617 in 2024. The county seat is Dakota City and the largest city is Humboldt. The county was created on January 15, 1851, re-created on February 26, 1857, and named in honor of Alexander von Humboldt.