| Key | Value |
| fortification_type | sea_fort |
| historic | fort |
| is_in:sea | North Sea |
| name:br | Sealand |
| name:el | Σίλαντ |
| name:en | Sealand |
| name:eo | Selando |
| name:es | Sealand |
| name:fr | Sealand |
| name:he | סילנד |
| name:hu | Sealand |
| name:it | Sealand |
| name:ja | シーランド |
| name:ko | 시랜드 공국 |
| name:nl | Sealand |
| name:pt | Sealand |
| name:tr | Sealand |
| name:vi | Sealand |
| name:zh | 西兰公国 / 西蘭公國 |
| name:zh-Hans | 西兰公国 |
| name:zh-Hant | 西蘭公國 |
| note | The Principality of Sealand is a micronation - not recognised as a de jure state by any international entity. Located within the 12 miles (19.3 km) of the United Kingdom's 12 miles (19.3 km) territorial water border. |
| official_name | Principality of Sealand |
| official_name:br | Priñselezh Sealand |
| official_name:de | Fürstentum Sealand |
| official_name:el | Πριγκιπάτο του Σίλαντ |
| official_name:eo | Princlando de Selando |
| official_name:es | Principado de Sealand |
| official_name:fr | Principauté de Sealand |
| official_name:he | נסיכות סילנד |
| official_name:hu | Sealand Hercegség |
| official_name:it | Principato di Sealand |
| official_name:ja | シーランド公国 |
| official_name:nl | Prinsdom Sealand |
| official_name:pl | Księstwo Sealand |
| official_name:pt | Principado de Sealand |
| official_name:ru | Княжество Силенд |
| official_name:tr | Sealand Prensliği |
| official_name:vi | Thân vương quốc Sealand |
| old_name | HMS Fort Roughs |
| place | isolated_dwelling |
| seamark:platform:category | accommodation |
| seamark:type | platform |
| source:name:br | proper translation |
| type | multipolygon |
| website | https://www.sealandgov.org/ |
| wikidata | Q13706 |
| wikipedia | en:Principality of Sealand |