| LA_code | 887 |
| LA_name | Medway |
| EstablishmentNumber | 4530 |
| EstablishmentName | Sir Joseph Williamson's Mathematical School |
| TypeOfEstablishment | Academy converter |
| EstablishmentStatus | Open |
| PhaseOfEducation | Secondary |
| StatutoryLowAge | 11 |
| StatutoryHighAge | 18 |
| Boarders | No boarders |
| NurseryProvision | Not applicable |
| OfficialSixthForm | Has a sixth form |
| Gender | Boys |
| ReligiousCharacter | None |
| ReligiousEthos | Does not apply |
| Diocese | Not applicable |
| AdmissionsPolicy | Selective |
| TrustSchoolFlag | Supported by a multi-academy trust |
| Trusts | LEIGH ACADEMIES TRUST |
| SchoolSponsorFlag | Linked to a sponsor |
| SchoolSponsors | Leigh Academies Trust |
| FederationFlag | Not applicable |
| Federations | |
| UKPRN | 10033431 |
| FurtherEducationType | Not applicable |
| Street | Maidstone Road |
| Locality | |
| Address3 | |
| Town | Rochester |
| County | Kent |
| Postcode | ME1 3EL |
| SchoolWebsite | http://www.sjwms.org.uk |
| TelephoneNum | 01634844008 |
| HeadTitle | Mr |
| HeadFirstName | Eliot |
| HeadLastName | Hodges |
| Linkedestablishments |