Gilmore City is a city located in Humboldt County Iowa. With a 2020 population of 463, it is the 465th largest city in Iowa and the 13641st largest city in the United States . Gilmore City is currently declining at a rate of -0.64% annually and its population has decreased by -8.13% since the most recent census, which recorded a population of 504 in 2010. Gilmore City reached it's highest population of in . Spanning over 1 miles, Gilmore City has a population density of 371 people per square mile.
The average household income in Gilmore City is $47,101 with a poverty rate of 15.95%. The median rental costs in recent years comes to $580 per month, and the median house value is $53,800. The median age in Gilmore City is 46.7 years, 44.7 years for males, and 48.3 years for females.