where is denton texas
General Information. Denton, Texas is a Mainstreet City located on the north side of the Dallas/Fort Worth Metroplex. Dallas is 37 miles to the southeast via I-35E and Fort Worth is 35 miles to the southwest via I-35W.The Dallas/Fort Worth International Airport is twenty-eight miles to the south via I-35 East and Highway 121.Established in 1857, Denton is the county seat of Denton County, named for John B. Denton, pioneer lawyer, preacher, and soldier.His grave is on the courthouse lawn. The city and county are a blend of agricultural and modern industries.he Dallas/Fort Worth International Airport is twenty-eight miles to the south via I-35 East and Highway 121. Established in 1857, Denton is the county seat of Denton County, named for John B. Denton, pioneer lawyer, preacher, and soldier.