Single Family Home for sale by owner in Hartford, WI 53027. Nestled in the picturesque Kettle Moraine in the Town of Erin on 4.38 private acres this well maintained 3 bedroom, 21/2 bath home offers many updates. Lovely contemporary layout features a second story overlooking the great room. Large eat in kitchen has views of the park like front acreage. The great room and patio offer gorgeous views of peaceful Holy Hill. First floor master suite with walk-in closet.here is an attached 2 car garage... See site for full property details.