Trenton is a city located in Grundy County Missouri. It is also the county seat of Grundy County. With a 2020 population of 5,621, it is the 122nd largest city in Missouri and the 4446th largest city in the United States . Trenton is currently declining at a rate of -1.25% annually and its population has decreased by -6.33% since the most recent census, which recorded a population of 6,001 in 2010. Spanning over 7 miles, Trenton has a population density of 872 people per square mile.
The average household income in Trenton is $52,113 with a poverty rate of 18.02%. The median rental costs in recent years comes to $537 per month, and the median house value is $91,200. The median age in Trenton is 38.1 years, 33.6 years for males, and 45.1 years for females.