Where is Jefferson County, Missouri?

location of Jefferson county on a map — Location of Jefferson County within the state of Missouri

Jefferson County is a county equivalent area found in Missouri, USA. The county government of Jefferson is found in the county seat of Hillsboro.

With a total 1,720.49 sq. km of land and water area, Jefferson County, Missouri is the 1528th largest county equivalent area in the United States. Home to 222,716 people, Jefferson County has a total 88134 households earning 54845 on average per year.

Jefferson County, Missouri - Quick Facts

FIPS Code	29099
Area Codes	636
Time Zone	CST
Major Cities	Arnold (population: 35,678), Imperial (population: 26,609), Festus (population: 26,572), De Soto (population: 20,853), High Ridge (population: 16,002), Hillsboro (population: 15,822), House Springs (population: 14,592), Barnhart (population: 10,040), Cedar Hill (population: 7,633), Pevely (population: 7,488)
Land Area	85,991 sq miles
Water Area	657 sq miles
Household Income	$54,845
Housing Units	88,134
Median Home Value	$152,100
High School Grads	87% of population
Holders of Bachelors Degrees	17% of population
Retail Spending	$7,919 per capita
Food & Accomodation Sales	$203,297 per capita