Luxury Senior Housing Complex in Orange County, NY Beautiful Lakeside Country Living at Rents You Can Afford – Below Market Rents 84 Lakeside Active Adult Apartments in Middletown, New York On a beautiful peninsula overlooking scenic Silver Lake in Orange County, NY, the firm developed an independent senior housing complex with many attractive amenities. Senior Horizons has a majestic, two-story community room, beauty salon, working gardens for its residents, exercise room and two well stocked libraries. Right on Silver Lake, residents can enjoy the peace and natural beauty of this lakeside location.