"Allen is on U.S. Highway 75 eight miles southwest of McKinney in southwestern Collin County. The town was established in 1870 by a purchasing agent for the Houston and Texas Central Railway and named in 1872 for Ebenezer Allen, former attorney general of Texas and a promoter of the railroad."
https://tshaonline.org/handbook/online/articles/hfa04Allen Local EventsDid you know that you have water restrictions regarding outdoor water use when using your sprinkler system? Find out when you are allowed to water!