Texas State Highway 172

State Highway 172 (SH 172) is a state highway in Texas that connects Ganado to Olivia on the Gulf Coast.^[1]

State Highway 172
SH 172, highlighted in red
Route information
Maintained by TxDOT
Length	28.471 mi[1] (45.820 km)
Existed	1932–present
Major junctions
South end	Local road in Olivia
Major intersections	SH 35 in Weedhaven SH 111 in Crossroads
North end	Loop 522 / FM 710 in Ganado
Location
Country	United States
State	Texas
Counties	Calhoun, Jackson
Highway system
Highways in Texas Interstate US State Former Toll Loops Spurs FM/RM Park Rec
← SH 171 → SH 173

Route description

State maintenance and the SH 172 designation begin along the shore of Keller Bay in the Calhoun County community of Olivia.^[2] The route travels northward along the peninsula and into Jackson County, where it intersects SH 35 in the hamlet of Weedhaven. SH 172 continues to the north and has a brief concurrency FM 616 in La Ward before turning slightly to the northwest.^[3] It has a junction with SH 111 before entering Ganado along 3rd Street. The SH 172 designation ends at Loop 522, the former route of US 59 through the city; 3rd Street continues northward as FM 710.^[1]

History

SH 172 was originally designated on August 2, 1932 from Ganado to La Ward.^[4] On January 9, 1934, the route was extended to Olivia, replacing part of SH 111, which was rerouted further north.^[5][1]

Major intersections

County	Location	mi[6]	km	Destinations	Notes
Calhoun	Olivia	0.0	0.0	Local road along Keller Bay	Southern terminus, state maintenance ends
	​	1.6	2.6	Spur 159 – Port Alto
	​	3.6	5.8	FM 2143
Jackson	Weedhaven	6.0	9.7	SH 35 – Port Lavaca, Palacios
	La Ward	14.3	23.0	FM 616 east – Blessing	South end of FM 616 concurrency
	La Ward	14.3	23.0	FM 616 west – Lolita	North end of FM 616 concurrency
	​	17.3	27.8	FM 3131 – Red Bluff
	​	19.5	31.4	FM 1823
	Crossroads	21.8	35.1	SH 111 – Edna, Midfield
	​	26.2	42.2	FM 1683
	Ganado	28.3	45.5	FM 1157
		28.5	45.9	Loop 522 to Future I-69 / US 59 / FM 710 – Houston, Victoria	Exit 46 on I-69/US 59; northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi