OSM tag name=Berkhamsted Castle matches Berkhamsted Castle in these Wikidata fields:
| Castles in Hertfordshire | historic=archaeological_site, historic=ruins, historic=castle, building=ruins, building=castle, historic=tower_house, tourism=attraction, place=locality |
| Motte-and-bailey castles | historic=archaeological_site, historic=ruins, historic=castle, building=ruins, building=castle, historic=tower_house, tourism=attraction, place=locality |
| Ruins in Hertfordshire | historic=ruins, building=ruins, ruins |
| Scheduled monuments in Hertfordshire | historic=monument, tourism, memorial=statue, memorial:type=statue, historic=memorial |
| Tourist attractions in Hertfordshire | tourism=museum, tourism=attraction |