Jefferson County is located in southeastern Iowa. The County Seat is Fairfield and the largest city is Fairfield. The Official Web Site is located at http://www.jeffersoncountyiowa.com/. The 2014 population estimate is 17,325 and the 2010 census population was 16,843. The land area is 435.51 square miles and there are 38.7 persons per square mile.
87.9% of the population is White, 1.7% is Black or African American, 2.9% is Hispanic or Latino, 8.7% is Asian, 0.2% is American Indian or Alaska Native, 0% is Native Hawaiian or Pacific Islander, and 1.6% is two or more races. 95% have a high school degree or higher, and 31.2% have a Bachelor degree or higher.
The median home value is $92,400, there are 6,919 households, an average of 2.21 persons per household. The per capita income is $27,593, the median household income is $48,814, and 12.4% of the persons in Jefferson County are considered below poverty level.
The total number of firms, at last estimate, was 2,308. Retail sales (in $1000) were $333,485, and sales per capita were $21,471.
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