Texas State Highway 42

State Highway 42
Route information
Maintained by TxDOT
Length33.9 mi (54.6 km)
Existed1962–present
Major junctions
South end US 79 / FM 1798 near Henderson
Major intersections US 259 in Kilgore
I-20 in Kilgore
North end US 80 at White Oak
Location
CountryUnited States
StateTexas
CountiesRusk, Gregg
Highway system
SH 41 SH 43
SH 258SH 259 SH 260

State Highway 42 (SH 42) is a state highway located in the northeastern portion of the Texas in Gregg and Rusk Counties. This route was designated on December 12, 1962, over former SH 259 because of the creation of US 259 (which replaced cancelled SH 26) through Kilgore, which it intersected.