Longview, TX is located in Gregg County. It is home to 27346 people. The median household income is $36,761.00 (Source: 2000 Census). The average home value was $73,900.00 (Source: 2000 Census). Nearby towns and cities include Kilgore, Gilmer, Marshall, Longview, Gladewater. Find listings of real estate for sale in Longview below.