Summer Oaks Self Storage Units. Looking for a great place to store your boat near Lake WI? How about right next to the boat landing? E12617 Kilpatrick Point Drive, Merrimac, WI.. 12.5' x 25' storage units for $145 per month. 12' x 29' storage units for $175.00 per month. 10' x 20' storage units for $110 per month. Security deposit and one year lease. show contact info