Northern Michigan Vacant Waterfront for Sale! Looking for that perfect spot to put in a dock or multiple docks to park your boat? Look no further as this property offers 100 feet of frontage on the bay in Dollar Bay on Portage Lake! There is easy year round access off Lower Point Mills Rd and power is available. It is believed the property is not buildable. If you're in the market for a nice recreational waterfront property, this could be it! Call for an appointment today!