List of highways in San Jacinto County, Texas
The following is a list of all state highways in San Jacinto County, Texas maintained by the Texas Department of Transportation.  All state highways in Texas are paved.

U.S. Highways

State Highways

State Highway Loops and Spurs

State Park Roads

Farm and Ranch to Market Roads

Historic roads

Adjacent counties 
Trinity County  (north)
Polk County  (east)
Liberty County  (southeast)
Montgomery County  (southwest)
Walker County  (west)

References

San Jacinto