Iliff is a city located in Colorado. With a 2020 population of 259, it is the 226th largest city in Colorado and the 15849th largest city in the United States. Iliff is currently declining at a rate of -0.77% annually and its population has decreased by -2.63% since the most recent census, which recorded a population of 266 in 2010. Iliff reached it's highest population of 266 in 2010. Spanning over 0 miles, Iliff has a population density of 1,356 people per square mile.
The average household income in Iliff is $45,030 with a poverty rate of 46.01%. The median rental costs in recent years comes to $688 per month, and the median house value is $81,900. The median age in Iliff is 38.7 years, 43.5 years for males, and 27.2 years for females. For every 100 females there are 101.2 males.