Lake Koshkonong / Rock River Marinas | Harbor Recreation

Marinas serving Lake Koshkonong and the Rock River

Time for a boat of your own, time to trade up or need a repair? Come check out all there is to offer among the marinas serving Lake Koshkonong, the Rock River and surrounding region.




Newville Marine

541 Lake Drive Road
Edgerton, WI 53534
608-220-7918
Website: www.newvillemarine
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Rock County Jet Ski

211 Glen Street
Janesville, WI 53545
608-743-1305
Website: www.watcon.com
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Rock River Marine and Motorsports

520 E. Richardson Springs Rd.
Edgerton, WI 53534
608-884-9415  (sales) 
608-868-7765 (service)
Website: www.rockrivermarina.com
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Harbor Recreation

807 Harbor Rd.
Milton, WI 53563
608-884-6007
Website: harborrec.com
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Patten’s Marine

W6745 Old Hwy 106
Fort Atkinson, WI 53538
920-563-5350
Website: www.pattensmarine.com
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