Conveniently located just minutes off of major highways and bike trails. Close to shopping, restaurants, golf, KOA campground, hotels, casino, movies and more! Entertainment for all ages!
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Driving Directions
ATTENTION GUESTS:
Starting Monday, June 28th, the city will be doing road construction that will require alternate routes to Lost Island. Please see directions below for the best way to get here for the remainder of the season.
From Highway 20:
Exit onto the Highway 218 / Washington St. exit. Continue until E. Orange Rd. and take a right. You will see Southwest Estates at the corner. Continue on E. Orange Rd. following the detour signs for approximately 2-3 miles. You will come to the intersection of Hess and Shaulis Rd. Turn right and you will see the Lost Island entrance.
Alternative route from in town:
In Waterloo, you can come around the back side of Crossroads Mall and take Hess Rd. all the way out to the waterpark. Turn left at the intersection of Hess Rd. and Shaulis Rd. and you will see the Lost Island entrance.
Alternative route from in town:
Coming from either side of San Marnan Dr., turn south towards Home Depot onto Hammond Avenue. Continue on Hammond and turn left onto Shaulis Rd. Continue past the intersection at Hess Rd. and you will see the waterpark entrance on your left.
Note:
Part of Shaulis is closed but is scheduled to be back open soon. Some Waterloo exits on Highway 20 (coming from Cedar Falls) are also closed due to the construction on Highway 20.