OSM tag name=Hillside Historic District matches Hillside Historic District in these Wikidata fields:
Historic districts in New Haven County, Connecticut | place, admin_level, leisure=park, boundary=protected_area, boundary=administrative, landuse=residential |
Historic districts on the National Register of Historic Places in Connecticut | place, admin_level, leisure=park, historic, boundary=protected_area, boundary=administrative, landuse=residential |
National Register of Historic Places in New Haven County, Connecticut | boundary=protected_area, historic |
Neighborhoods in Waterbury, Connecticut | place=neighbourhood, landuse=residential |