Lake Koshkonong Access

Jefferson County, Wisconsin · Lake Koshkonong

Boat Ramp RAMP

Maintained by: TOWNSHIP

Amenities

Boat RampRamp: Paved

Lake Profile: Lake Koshkonong

10,595.7 acres · 0 species

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Location & Directions

GPS: 42.8978°N, 88.9600°W — Get Directions

Other Access on Lake Koshkonong

Bingham Road Boat Ramp

Royce-Dallman County Park Boat Ramp

Vinne HaHa Landing

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