Take Route 3 North from Nashua up to Route 93. Get off Route 93 at the Route 93/Route 89 interchange, heading North. Take Exit 2 (route 13) and bear right off the off-ramp. At the traffic lights, turn left onto S Fruit Street. You will see stands for the field complex ahead on your left. Just past that you can turn left into the parking lot.

Alternately, you can take Exit 1 off Route 89 (South Street/Logging Hill Road). Turn left at the end of the exit ramp and follow South Street up to the intersection with Clinton Street. Turn left onto Clinton Street. A little ways down, turn right onto S Fruit Street.