Wilson is a small rural city in the northeastern quadrant of Lynn County, Texas, United States. As of the 2020 census, the population was 434…Wilson is a small rural city in the northeastern quadrant of Lynn County, Texas, United States. As of the 2020 census, the population was 434. The town of Wilson was established in 1912 by William Dickson Green of Shiner, Texas, and Lonnie Lumsden. Early settlers included German and Polish emigrant farmers who acquired property on former Wilson County School lands located in Lynn County, hence the city's name.