Germantown is a city located in Clinton County Illinois. With a 2020 population of 1,258, it is the 587th largest city in Illinois and the 9383rd largest city in the United States . Germantown is currently declining at a rate of -0.63% annually and its population has decreased by -0.87% since the most recent census, which recorded a population of 1,269 in 2010. Germantown reached it's highest population of in . Spanning over 1 miles, Germantown has a population density of 1,242 people per square mile.
The average household income in Germantown is $72,301 with a poverty rate of 9.67%. The median rental costs in recent years comes to $777 per month, and the median house value is $143,600. The median age in Germantown is 40 years, 35.5 years for males, and 47.6 years for females.