State Highway 234 (SH 234) is a short state highway connecting Edroy and Odem in San Patricio County, Texas.

[1] SH 234 begins in Edroy, at I-37 southbound's exit 22; the roadway north of this interchange is designated FM 796.

[3] The route travels south into central Edroy before turning to the east, where it intersects the frontage road of northbound I-37's exit 22.

The highway continues to the east before turning to the southeast, becoming Main Street in Odem.

[5] The entire route is in San Patricio County.