Janesville
a city and a countyseat of Rock co., Wis.; on both sides of Rock river, and on the Chicago, Milwaukee and St. Paul, and the Chicago and Northwestern railroads; 70 miles W. S.
W. of Milwaukee and 91 miles N. W. of Chicago. It is the farming trade center for five counties, having a population of 120,000; and its manufactories include flour mills, woolen mills, machine shops, foundries, carriage factories, and breweries. Janesville is the seat of St. Joseph's (R. C.) Convent State School for the Blind, and Oak Lawn and Palmer Memorial Hospitals. There are 2 National banks, daily, weekly, and monthly periodicals, and valuation over assessed property $2,000,000. Pop. an a (1910) 13,894; (1920) 18,293.