Denmark is a city located in Lee County Iowa. Denmark has a 2020 population of 429. Denmark is currently declining at a rate of 0.00% annually and its population has increased by 1.42% since the most recent census, which recorded a population of 423 in 2010. Denmark reached it's highest population of in .
The average household income in Denmark is $59,615 with a poverty rate of 14.69%. The median rental costs in recent years comes to - per month, and the median house value is $89,800. The median age in Denmark is 46.3 years, 49.6 years for males, and 42.3 years for females.