Texas State Highway 249
SH 249, highlighted in red | ||||
| Route information | ||||
| Maintained by TxDOT, HCTRA, and MCTRA | ||||
| Length | 49.443 mi (79.571 km) | |||
| Existed | 1988–present | |||
| Major junctions | ||||
| South end | I-45 in Houston | |||
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| North end | SH 105 near Navasota | |||
| Location | ||||
| Country | United States | |||
| State | Texas | |||
| Counties | Harris, Montgomery, Grimes | |||
| Highway system | ||||
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State Highway 249 (SH 249), also known depending on its location as West Mount Houston Road, the Tomball Parkway, Tomball Tollway, MCTRA 249 Tollway, or the Aggie Expressway, is a 49.443-mile (79.571 km) generally north–south highway in Southeast Texas. The southern terminus is in North Houston at Interstate 45 (I-45). The current northern terminus of the highway is east of Navasota at SH 105.