Affordable Land for Sale Black Rock, St. Michael! Looking for a prime piece of land in a thriving, well-connected community? This 4,883 sq. ft. lot in Washington Avenue, Black Rock, St. Michael is an excellent opportunity for a first-time home owner or a rental/investment property! It has approved town and country planning drawings with permission to develop the land: 3 Bedrooms 2 Bathrooms Open-Plan Living, Dining & Kitchen 1,400 sq ft Home