State Highway 172 is a state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

 in Texas

Texas

Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

 that connects Ganado to Olivia on the Gulf Coast.

Route description

State maintenance and the SH 172 designation begin along the shore of Keller Bay in the Calhoun County

Calhoun County, Texas

Calhoun County is a county located in the U.S. state of Texas. In 2000, the population was 20,647. Its county seat is Port Lavaca. It is a part of the Victoria Metropolitan Statistical Area...

 community of Olivia. The route travels northward along the peninsula and into Jackson County, where it intersects in the hamlet of Weedhaven. SH 172 continues to the north and has a brief concurrency in La Ward

La Ward, Texas

La Ward is a city in Jackson County, Texas, United States. The population was 200 at the 2000 census. The U.S. Census Bureau estimates the population at 193 as of 1 July 2008.-Geography:...

 before turning slightly to the northwest. It has a junction with before entering Ganado

Ganado, Texas

Ganado is a city in Jackson County, Texas, United States. The population was 1,915 at the 2000 census.-Geography:Ganado is located at .According to the United States Census Bureau, the city has a total area of , all of it land....

along 3rd Street. The SH 172 designation ends at , the former route of through the city; 3rd Street continues northward as .

History

SH 172 was originally designated by 1933 from Ganado to La Ward. By 1939, the route was extended to Olivia, replacing the southern segment of .

Major intersections