322 East towards Hershey.Take Hummelstown/Middletown exit. Turn left and proceed thru center of Hummelstown,crossing town square (Main St and Second St). Continue thru one lane underpass and over bridge. Turn left immediately at Hoernerstown Road. Proceed .75 miles to Stone Mill Road. Turn left and enter Keller Field Complex.
From Pa Turnpike: Take Exit 247 (old exit 19), go to 283 North ( To Harrisburg) Take 322 East to Hershey Go about 7 miles until you get to Hummelstown/Middletown exit. Take exit and bear left towards Hummelstown. Continue thru 2 traffic lights (crossing Main St and Second st), go thru one-lane underpass and over bridge. At the end of bridge turn left onto Hoernerstown Road. Continue on Hoernerstown until the second left which is Stone Mill Road. Turn left you will see a sign Keller Field. Keller field is 100 yards on your left.