Herculaneum is a city located in Missouri. With a 2020 population of 4,231, it is the 155th largest city in Missouri and the 5242nd largest city in the United States. Herculaneum is currently growing at a rate of 1.98% annually and its population has increased by 22.00% since the most recent census, which recorded a population of 3,468 in 2010. Spanning over 4 miles, Herculaneum has a population density of 1,018 people per square mile.
The average household income in Herculaneum is $71,840 with a poverty rate of 11.25%. The median rental costs in recent years comes to $1,110 per month, and the median house value is $157,300. The median age in Herculaneum is 39.1 years, 37.5 years for males, and 42.1 years for females. For every 100 females there are 94.5 males.