| Accreditation | Unaccredited |
| Address_line_1 | Wharf Station |
| Admin_hierarchy | /Wales/Gwynedd (Welsh UA) |
| Alternative_museum_name_source | New |
| Deprivation_index | 5 |
| Deprivation_index_crime | 6 |
| Deprivation_index_education | 5 |
| Deprivation_index_employment | 5 |
| Deprivation_index_health | 4 |
| Deprivation_index_housing | 3 |
| Deprivation_index_income | 4 |
| Deprivation_index_services | 6 |
| 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_supergroup | Countryside Living |
| Geodemographic_supergroup_code | 3r |
| Geodemographic_supergroup_name_long | 3r-Countryside Living |
| Governance | Independent-Private |
| Latitude | 52.583698 |
| Longitude | -4.088849 |
| Name_of_museum | Compton Down Railway Museum |
| Notes | Based in a telephone box at Talyllyn railway. Opening date on the basis of linked photos and the dismantling of Compton Down garden railway, originally founded by Peter Jones, in 2012. See https://www.deviantart.com/rlkitterman/art/Compton-Down-Railway-Museum-681429920 and https://www.deviantart.com/rlkitterman/art/Compton-Down-Railway-Museum-Interior-681430299 |
| Postcode | LL36 9EY |
| Primary_provenance_of_data | New |
| Region_country | Wales |
| Size | small |
| Subject_Matter | Transport-Trains_and_railways |
| Town_or_City | Tywyn |
| Year_closed | 9999:9999 |
| Year_opened | 2012:2016 |
| Year_opened_source | See notes |
| project_id | mm.New.161 |