Rock Port is a city located in Atchison County Missouri. It is also the county seat of Atchison County. With a 2020 population of 1,169, it is the 318th largest city in Missouri and the 9690th largest city in the United States . Rock Port is currently declining at a rate of -0.93% annually and its population has decreased by -11.31% since the most recent census, which recorded a population of 1,318 in 2010. Spanning over 3 miles, Rock Port has a population density of 422 people per square mile.
The average household income in Rock Port is $69,626 with a poverty rate of 10.17%. The median rental costs in recent years comes to $503 per month, and the median house value is $95,300. The median age in Rock Port is 49.7 years, 47.7 years for males, and 52.3 years for females.