From Interstate 35:

1 - Exit Wells Branch Parkway and drive east - 3.6 miles.

2 - Wells Branch Parkway continues past Killingsworth on the left. Keep going south on Wells Branch Parkway.

3 - Take a left onto Killingsworth Ln at the stoplight. You will see some horses. 

The track is located on the East side of Killingsworth Lane.

The address is 5001 Killingsworth Lane Pflugerville, TX 78660.