Texas State Highway 242 is 34.8 miles in Montgomery county with 10 major intersections, including I-45 and I-69.
mi Notes The Woodlands Conroe FM 1488  Magnolia, Conroe I-45  Houston, Dallas South Trade Center Parkway FM 1314  Conroe, Porter FM 1485  New Caney Patton Village 34.8 I-69 / US 59  Houston, Cleveland 
