Jacksboro is a city in Jack County, Texas, in the United States. Its population was 4,511 at the 2010 census. U.S. Highways 281 and 380, and Texas State Highways 114 and 199 intersect at Jacksboro, which is the county chair of Jack County.

Jacksboro was first decided in the 1850s, with newcomers attracted by house offers from the Texas Emigration and Land Office. Originally called “Mesquiteville”, the community grew stirring along the banks of Lost Creek and progress out exceeding the pastureland between Lost Creek and the waters of the West Fork of Keechi Creek. It was renamed “Jacksboro” in 1858, when it became the county seat, in great compliment of brothers William and Patrick Jack, veterans of the Texas Revolution. Regular postal facilitate began in 1859. Jacksboro was located on one route of the Butterfield Overland Mail.

The county was one of the few in Texas to vote neighboring secession in the past the Civil War. It continued to struggle from Native American raids until Fort Richardson was built and garrisoned in 1870 south of Jacksboro. The town gained national attention in 1871 in the proclaim of two Kiowa chiefs, Satanta and immense Tree, were tried for murder there.

The beginning of the Chicago, Rock Island & Texas Railroad in 1898 increased the town’s trailer importance to the surrounding region, enhancing it as a middle of trade. The deed of highways and extra roads later upon also connected the town to new markets.