Humboldt Illinois About
Humboldt Illinois has a zip code of 61931. The current date and time in Humboldt is April 28, 2024, 6:14 pm and it has a population of 1,231 people. Humboldt Illinois lies at an elevation of 686 feet.
Humboldt Illinois has a zip code of 61931. The current date and time in Humboldt is April 28, 2024, 6:14 pm and it has a population of 1,231 people. Humboldt Illinois lies at an elevation of 686 feet.