| Key | Value |
| addr:city | Boston |
| addr:housenumber | 401 |
| addr:postcode | 02115 |
| addr:state | MA |
| addr:street | Beacon Street |
| architect | Embarc Studio |
| building | residential |
| building:levels | 5 |
| building:material | brick |
| operator | Cabot & Company |
| parking | underground |
| swimming_pool | rooftop |
| website | https://www.thelydon.com/ |
| website:design | https://www.embarcstudio.com/401-beacon |