| Accreditation | Unaccredited |
| Address_line_1 | Castle Drive |
| Address_line_3 | St. Mawes |
| Admin_hierarchy | /England/South West (English Region)/Cornwall (English UA) |
| Deprivation_index | 5 |
| Deprivation_index_crime | 10 |
| Deprivation_index_education | 7 |
| Deprivation_index_employment | 7 |
| Deprivation_index_health | 7 |
| Deprivation_index_housing | 1 |
| Deprivation_index_income | 6 |
| Deprivation_index_services | 2 |
| Geodemographic_group | Remoter Coastal Living |
| Geodemographic_group_code | 3br |
| Geodemographic_group_name_long | 3br-Remoter Coastal Living |
| Geodemographic_subgroup | Ageing Coastal Living |
| Geodemographic_subgroup_code | 3b1r |
| Geodemographic_subgroup_name_long | 3b1r-Ageing Coastal Living |
| Geodemographic_supergroup | Countryside Living |
| Geodemographic_supergroup_code | 3r |
| Geodemographic_supergroup_name_long | 3r-Countryside Living |
| Governance | Independent-English_Heritage |
| Latitude | 50.157881 |
| Longitude | -5.02654 |
| Name_of_museum | St Mawes Castle |
| Postcode | TR2 5DE |
| Primary_provenance_of_data | musassoc |
| Region_country | South West |
| Size | medium |
| Size_prov | visitbritain |
| Subject_Matter | War_and_conflict-Castles_and_forts |
| Town_or_City | Nr. Truro |
| Visitor_Numbers_Data | 0:24910:2013:MA(fam) |
| Year_closed | 9999:9999 |
| Year_opened | 1920:1920 |
| Year_opened_source | https://en.wikipedia.org/w/index.php?title=St_Mawes_Castle&oldid=793315775 |
| media | 0 |
| project_id | mm.musa.326 |