Zoning Designation: CCPD-ER Jurisdiction: City of San Diego Employment/Residential Mixed-Use (ER). This district provides synergies between educational institutions and residential neighborhoods, or transition between the C District and residential neighborhoods. The ER district also encompasses Horton Plaza. A variety of uses are permitted in this district, including office, residential, hotel, research and development, educational, and medical facilities. Space is part of existing operation. Call broker for further details on assemblage opportunities.