The city's name is from the initials of the W.E. Stewart Land Company, which promoted the town site in the irrigated Rio Grande Valley in 1919. It is in the heart of an immense citrus, vegetable and cotton-producing area. Historic downtown features specialty, jewelry, antique and gift shops.
City hall, built in 1928, features intricate cast-stone sculptures in a Spanish Moorish building. It is a designated historical site. 500 S. Kansas Ave. The public library features a Spanish open courtyard. 525 S. Kansas Ave.
Harlon Block Memorial pays tribute to a local Marine, who participated in the famed flag-raising on Iwo Jima. At the Texas Army National Guard Armory, 1100 Vo-Tech Drive.
Access to Nuevo Progreso, Mexico, is seven miles south on F.M. 1015.
Events include the Mid-Valley Lighted Christmas Parade and the Onion Festival. Weslaco is home to the Texas 1015 onion.