Kirkwood is a city located in Warren County Illinois. With a 2020 population of 670, it is the 801st largest city in Illinois and the 17385th largest city in the United States. Kirkwood is currently declining at a rate of -0.59% annually and its population has decreased by -9.70% since the most recent census, which recorded a population of 742 in 2020. Spanning over 1 miles, Kirkwood has a population density of 713 people per square mile.
The average household income in Kirkwood is $75,741 with a poverty rate of 8.89%. The median rental costs in recent years comes to $488 per month, and the median house value is $78,300. The median age in Kirkwood is 40.6 years, 38.8 years for males, and 41.8 years for females.
According to the most recent ACS, the racial composition of Kirkwoodwas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among 2+ races people with a rate of 100.00%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 100.00%.
97.85% of Kirkwood residents speak only English, while 2.15% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.15% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Kirkwood is White, with 9.19% below the poverty level.
The race least likely to be in poverty in Kirkwood is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 3.32%. Among those working part-time, it was 11.82%, and for those that did not work, the poverty rate was 17.09%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Kirkwood
100.00% of Kirkwood residents were born in the United States, with 81.27% having been born in Illinois. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.