Jacob Krumm Nature Preserve, managed by Jasper County, has three access areas--Skinner Ridge area on the west side of the park, Ahrens Access on the in the center at the reservoir, and East Access. A long mowed trail system connects the eastern and western portions of the preserve. An observation tower is located on Skinner Ridge.
In eastern Jasper County, just north of I-80. Take exit 179, go north on Hwy. T-38, then go east on Jacob Ave. Access points are along this road.
A 25-acre manmade lake, several smaller ponds, wetland, oak savanna, woodland, and tallgrass prairie provide a variety of habitats for birds.