Trillium Lake 3727 20th Ave Sold Trillium Lake 3727 20th Ave is a beautiful waterfront property. This .9 acre lot has very gradual elevation to Trillium Lake. With 120 ft of waterfront, this property is a perfect site for a home or cabin. Property Details Address: 3727 20th Ave City: Hackensack State: MN Zip: 56452 MLS#: 5260164 Status: Sold Contact Us About This Property Name* First Last PhoneEmail* Would You Like to Schedule a Showing? Yes, I would like to schedule a showing CommentsPhoneThis field is for validation purposes and should be left unchanged.