In the MF districts the minimum area of the lot shall be 4,800 square feet for a one (1) family dwelling; and for a two (2) family residential or apartment houses the minimum area shall be 4,800 square feet plus 700 square feet for each family in excess of one (1).

No lot area shall be so reduced or diminished that the yards or other open spaces shall be smaller than prescribed by this article, nor shall the density of population be increased in any manner except in conformity with the area regulations herein established. Side yard areas used to comply with minimum requirements of this article for a building shall not be included as a part of the required areas of any other building.

There shall be a front yard having a minimum depth of twenty-five (25) feet.

There shall be two (2) side yards, and neither shall be less than five (5) feet. The side yard of a corner lot, adjacent to a street, shall be a minimum of ten (10) feet.

There shall be a rear yard of five (5) feet required for the main use building. Accessory buildings with openings to the alley must have a five (5) feet rear yard.