Formed from Bexar County - Created January 26, 1856 - Organized March 22, 1856. Named in honor of James Kerr, 1790-1850; the first American settler on the Guadalupe River; general manager of DeWitt's Colony; signer of the Texas Declaration of Independence; member of the Third Texas Congress. County Seat, Kerrsville (afterwards Kerrville), 1856-1860; Comfort, 1860-1862; Kerrville, since.