| Accreditation | Unaccredited |
| Admin_hierarchy | /Wales/Monmouthshire (Welsh UA) |
| Deprivation_index | 9 |
| Deprivation_index_crime | 6 |
| Deprivation_index_education | 10 |
| Deprivation_index_employment | 10 |
| Deprivation_index_health | 10 |
| Deprivation_index_housing | 4 |
| Deprivation_index_income | 9 |
| Deprivation_index_services | 1 |
| Geodemographic_group | English and Welsh Countryside |
| Geodemographic_group_code | 3ar |
| Geodemographic_group_name_long | 3ar-English and Welsh Countryside |
| Geodemographic_subgroup | Sparse English and Welsh Countryside |
| Geodemographic_subgroup_code | 3a2r |
| Geodemographic_subgroup_name_long | 3a2r-Sparse English and Welsh Countryside |
| Geodemographic_supergroup | Countryside Living |
| Geodemographic_supergroup_code | 3r |
| Geodemographic_supergroup_name_long | 3r-Countryside Living |
| Governance | Independent-Private |
| Latitude | 51.791547 |
| Longitude | -2.775955 |
| Name_of_museum | Treowen |
| Postcode | NP25 4DL |
| Primary_provenance_of_data | hha |
| Region_country | Wales |
| Size | small |
| Size_prov | mm_prediction_random_forest |
| Subject_Matter | Buildings-Houses-Large_houses |
| Town_or_City | Nr. Monmouth |
| Year_closed | 1945:2017 |
| Year_closed_source | [RANGE] |
| Year_opened | 1945:2017 |
| Year_opened_source | [RANGE] |
| media | 0 |
| project_id | mm.hha.189 |