Kirwin is a city located in Kansas. Kirwin has a 2020 population of 212. Kirwin is currently declining at a rate of -0.47% annually and its population has decreased by -9.40% since the most recent census, which recorded a population of 234 in 2010. Kirwin reached it's highest population of 234 in 2010.
The average household income in Kirwin is $54,914 with a poverty rate of 8.78%. The median rental costs in recent years comes to - per month, and the median house value is $47,000. The median age in Kirwin is 33.1 years, 33.5 years for males, and 32.6 years for females. For every 100 females there are 102.8 males.