Ozaukee County Land For Sale. 16.87 +/- acres ready for multiple uses. Previously used as a tree farm, the new owner could utilize the existing inventory as a return on investment or start their own tree farm. This property is also a great blank slate for a country home, horse property, or executive estate. Per City of Mequon, land can be divided into two lots. Multiple potential building sites throughout. Trees of varying age groups. Property is zoned R-1-Residential (5 acre minimum) with an Agricultural Overly (OA). Per Mequon, The agricultural overlay applies if a property is at least 10 acres in size and the property may be divided if it meets all the requirements of the base R-1 zoning, which requires the 5 acre minimum lot size and a minimum average lot length and width of 300 feet.