87318 is a zip code in Winchester, a city in Brown County, Texas. Winchester is located in north central Texas, just south of the Red River, and is part of the Wichita Falls metropolitan area. The population of Winchester is estimated to be 828 as of 2019. Winchester is known for its small-town atmosphere, historic homes, and its park pavilion. Winchester offers many recreational activities, such as biking, fishing, and hiking trails, at nearby lakes and rivers. Winchester also has a variety of restaurants and shops, as well as attractions like the Red River Waterpark and the Freedom Fest each June. There are several schools in the area, with Winchester ISD being the major district.