HousingThis section of the BDN aims to help readers understand Maine’s housing crisis, the volatile real estate market and the public policy behind them. Read more Housing coverage here. A stately Augusta home with a more than 240-year-old historic mill next door is on the market for $950,000. This four-bedroom, three-bathroom Colonial-style home in Augusta sits on nearly 21 acres on Leighton Road, roughly a five minute drive from downtown. Buil…