Eldora is a city located in Hardin County Iowa. It is also the county seat of Hardin County. With a 2020 population of 2,578, it is the 130th largest city in Iowa and the 6740th largest city in the United States . Eldora is currently declining at a rate of -0.66% annually and its population has decreased by -5.64% since the most recent census, which recorded a population of 2,732 in 2010. Eldora reached it's highest population of in . Spanning over 4 miles, Eldora has a population density of 602 people per square mile.
The average household income in Eldora is $55,381 with a poverty rate of 10.88%. The median rental costs in recent years comes to $632 per month, and the median house value is $80,600. The median age in Eldora is 42.6 years, 37.8 years for males, and 48.5 years for females.