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Prosperity Mansion
11309 Rocky Ridge Rd.
Keymar, MD 21757
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Prosperity Mansion is now hosting weddings and events. This lovely historical property was established in 1792+.  Nestled in a  small mill village know as as Detour Maryland. The stone manor house sits on 19 acres of lush rolling hills and green meadows. Your guest are sure to love the country drive and the serene atmosphere that we offer.