Comments: Parking at the Demen's Landing Boat Ramp is very tight. If you have too, you can park along the streets near Vinoy Park, and have one person drive the boat over to pickup the person driving the car. A little trouble, but at least you are right there. This is one of the most central boat ramps to the center of Tampa Bay, and it takes about 20 minutes on a calm day to cruise down to the skyway bridge.