Marshall County is located in northern Illinois. The County Seat is Lacon and the largest city is Henry. The Official Web Site is located at http://www.marshallcountyillinois.com/. The 2014 population estimate is 12,014 and the 2010 census population was 12,640. The land area is 386.79 square miles and there are 32.7 persons per square mile.
97.7% of the population is White, 0.5% is Black or African American, 3.1% is Hispanic or Latino, 0.7% is Asian, 0.3% is American Indian or Alaska Native, 0% is Native Hawaiian or Pacific Islander, and 0.8% is two or more races. 90.8% have a high school degree or higher, and 17% have a Bachelor degree or higher.
The median home value is $100,600, there are 5,021 households, an average of 2.42 persons per household. The per capita income is $25,975, the median household income is $51,504, and 11% of the persons in Marshall County are considered below poverty level.
The total number of firms, at last estimate, was 1,057. Retail sales (in $1000) were $78,465, and sales per capita were $6,085.
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