Residential Units
The sum of residential units in all buildings on land used for (1) One & Two Family Buildings, (2) Multi-Family Walk-Up Buildings, (3) Multi-Family Elevator Buildings, and (4) Mixed Residential & Commercial Buildings.

Keeping Track The sum of residential units in all buildings on land used for (1) One & Two Family Buildings, (2) Multi-Family Walk-Up Buildings, (3) Multi-Family Elevator Buildings, and (4) Mixed Residential & Commercial Buildings.