Selling off-site at 500 Benjamin Road, Hanover, PA 17331. New Single Family Homes in Hanover, PA, Adams County, PA! Welcome home to Chesterfield. Now offering the Heritage Series; no nonsense home designs with streamlined selections. These thoughtfully crafted homes make the best use of space where you spend the most time. While others may cut corners to give you the best price, we don’t have to. With 2 x 6 construction, R-19 in the walls, R-38 in the ceiling, low-E windows, and 30 year architectural shingles.