HARLINGEN, a rapidly growing city of Cameron county, Texas, U.S.A., 28m. N.W. of Brownsville, on Federal highway 96, and served by the Missouri Pacific and the Southern Pacific rail ways. The population in 1920 was 1,784, and in 1930 it was 12,124 by the Federal census. It is an important distributing centre for the irrigated lands of the Lower Rio Grande valley, and there are cotton gins and compresses and other industries. Harlingen was settled about 1904 and incorporated in 191o.