Royce-Dallman County Park Boat Ramp

Rock County, Wisconsin · Lake Koshkonong

Boat Ramp RAMP

Maintained by: COUNTY

Amenities

Boat RampRamp: Concrete

Lake Profile: Lake Koshkonong

10,595.7 acres · 0 species

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Location & Directions

GPS: 42.8432°N, 88.9741°W — Get Directions

Other Access on Lake Koshkonong

Bingham Road Boat Ramp

Lake Koshkonong Access

Vinne HaHa Landing

Data sourced from Wisconsin DNR public water access records. Last verified: March 19, 2026. Learn how we maintain this data.