| Accreditation | Unaccredited |
| Address_line_1 | 3-4 Woodhayes Road |
| Admin_hierarchy | /England/London (English Region)/Merton (London Borough) |
| Deprivation_index | 9 |
| Deprivation_index_crime | 9 |
| Deprivation_index_education | 10 |
| Deprivation_index_employment | 10 |
| Deprivation_index_health | 10 |
| Deprivation_index_housing | 6 |
| Deprivation_index_income | 10 |
| Deprivation_index_services | 2 |
| Geodemographic_group | Ethnically Diverse Metropolitan Living |
| Geodemographic_group_code | 4ar |
| Geodemographic_group_name_long | 4ar-Ethnically Diverse Metropolitan Living |
| Geodemographic_subgroup | Ethnically Diverse Metropolitan Living |
| Geodemographic_subgroup_code | 4a1r |
| Geodemographic_subgroup_name_long | 4a1r-Ethnically Diverse Metropolitan Living |
| Geodemographic_supergroup | Ethnically Diverse Metropolitan Living |
| Geodemographic_supergroup_code | 4r |
| Geodemographic_supergroup_name_long | 4r-Ethnically Diverse Metropolitan Living |
| Governance | Independent-Not_for_profit |
| Latitude | 51.420335 |
| Longitude | -0.228027 |
| Name_of_museum | Southside House |
| Notes | Sold to new owners in 2022 |
| Notes_internal | Operated by The Pennington Mellor Munthe Charitable Trust |
| Postcode | SW19 4RJ |
| Primary_provenance_of_data | wiki |
| Region_country | London |
| Size | small |
| Size_prov | visitbritain |
| Subject_Matter | Buildings-Houses-Large_houses |
| Town_or_City | London |
| Visitor_Numbers_Data | 1:0:2012:VisitBritain |
| Year_closed | 2022:2022 |
| Year_closed_source | https://historicengland.org.uk/listing/the-list/list-entry/1194026?section=official-list-entry |
| Year_opened | 1981:1981 |
| Year_opened_source | mm235 |
| media | 0 |
| project_id | mm.wiki.173 |