State Highway 150
SH 150 highlighted in red
Route information
Maintained by TxDOT
Length	35.937 mi[1] (57.835 km)
Existed	1930–present
Major junctions
West end	I-45 near New Waverly
East end	Future I-69 / US 59 at Shepherd
Location
Country	United States
State	Texas
Highway system
Highways in Texas Interstate US State Toll Loops Spurs FM/RM Park Rec
← SH 149 → SH 151

State Highway 150 (SH 150) is an east–west highway in southeastern Texas beginning in New Waverly, starting at Interstate 45 and proceeds east going through Coldspring, where it turns southeast to Shepherd and terminates at Future Interstate 69/US 59. This route was designated on March 19, 1930 along its current route, replacing SH 45A and part of a branch of SH 45. On October 26, 1962, SH 150 was extended from US 75 to I-45.

Major intersections

County	Location	mi	km	Destinations	Notes
Walker	New Waverly	0	0.0	I-45 – Houston, Dallas	Western terminus; I-45 exit 102
				SH 75	West end of SH 75 overlap
				SH 75 / FM 1375	East end of SH 75 overlap; West end of FM 1375 overlap
				FM 1375	East end of FM 1375 overlap
	​			FM 2693
	​			FM 1097
San Jacinto	​			FM 1725
	​			FM 2693
	​			FM 945
	​			FM 2025
	Coldspring			SH 156
				FM 1514
	​			FM 222
	​			FM 2666
	Shepherd			FM 222
				Loop 424
				Future I-69 / US 59 – Houston, Lufkin	US 59 exit 451; eastern terminus; U.S. 59 is the future Interstate 69
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus