Basic information about the Jefferson County
The Jefferson County is located in the state of Montana. This county occupies 1660 square miles, with 3 square miles being water areas. There are 11.406 inhabitants living in the county according to the 2010 Census. As for the racial makeup of Jefferson County citizens, the 3 largest groups are White (95.47%), followed by Two or More races (2.23%) and American Indian and Alaska Native (1.43%). There are 4.512 households in the county, while 73,16% of them are family households and 26,84% represent non family households. There are 10 cities and towns in Jefferson County. The most populated city is Montana City CDP and the smallest town or village is Elkhorn CDP.