Valmeyer is a city located in Monroe County Illinois. With a 2020 population of 1,248, it is the 590th largest city in Illinois and the 9426th largest city in the United States . Valmeyer is currently declining at a rate of 0.00% annually and its population has decreased by -1.19% since the most recent census, which recorded a population of 1,263 in 2010. Valmeyer reached it's highest population of in . Spanning over 3 miles, Valmeyer has a population density of 366 people per square mile.
The average household income in Valmeyer is $91,789 with a poverty rate of 2.93%. The median rental costs in recent years comes to $983 per month, and the median house value is $159,000. The median age in Valmeyer is 38.6 years, 37.6 years for males, and 41.6 years for females.