| | |
| 1846 | Xaverian Brothers come to England from Belgium. |
| c. l880 | Xaverian School opened in St. Phillip's Square, Battersea. |
| 1896 | 19th March: Xaverian Brothers buy Broadoak, Nightingale Hall, Nightingale Lane, Clapham Common (built c.1877). |
| | Chapel, dormitories and classrooms built. |
| 1897 | 25th August: Chapel dedicated. |
| | 15th September: School opened for fee-paying day boys and boarders: 30 pupils in first entry. |
| | Br. Gabriel, Headmaster: Patron Saint, St. Joseph: named 'Clapham College'. |
| 1905 | Br. Cuthbert, Headmaster: Chemistry laboratory built: playing fields at Norbury acquired. |
| 1919 | Br. Vincent, Headmaster: Hollywood bought (built c. 1783). |
| 1922 | Br. Bernardine, Headmaster: 276 on roll. |
| 1924 | Vacant possession of Hollywood obtained. A Preparatory department is opened therein. |
| 1927 | The Clapham Old Xaverians' Association was established. |
| 1932 | Boarders are no longer taken: 200 day boys on roll. |
| 1937 | 230 boys on roll. |
| 1939 | Evacuation to East Grinstead. |
| 1940 | Br. Nicholas, Headmaster. |
| 1944 | Evacuation to Taunton. |
| 1945 | April - Return to Clapham. School becomes a voluntary Grammar School under the 1944 Education Act. Fees now paid by the Local Authority. The Preparatory School comes to an end. |
| 1947 | The Golden Jubilee of the School is celebrated: plans for a new building are published. |
| 1949 | Br. Joseph, Headmaster. |
| 1950 | 338 boys on roll. |
| 1953 | Br. Peter, Headmaster. |
| 1960 | School magazine The Clapham Xaverian' begins publication. |
| 1970 | Mr. C. Pocock, Headmaster. |
| 1975 | St. Gerard's School, Clapham Common, South Side, is merged with Clapham College. |
| | Mr. M. Gleeson, Headmaster of St. Gerard's becomes Headmaster of combined schools. |
| 1976 | New school buildings are opened in the grounds of Clapham College, Broadoak is given up and Hollywood used as a temporary 6th form block. |
| 1977 | Hollywood is given up and the Chapel and Old School building are re-conditioned and re-opened, 1,000 boys on roll. |
| 1983 | July - Mr. C. Pocock, Deputy Headmaster, retires. |
| 1984 | December - Mr. M. Gleeson retires. |
| 1985 | January - Mr. R. Sparks, Headmaster. |
| | July - Clapham College closes on the Clapham site to re-open in September on the site of Notre Dame Girls School, Battersea. |
| | September - St. Francis Xavier College opens. Mr. B. Snalune, Principal. |
| 1986 | The Notre Dame Convent is sold. Pupils move into the I.L.E.A. building in Raywood Street, Battersea. |
| 1988 | October - Remaining school, boys and staff, spend a week in Italy to mark forthcoming closure. |
| 1989 | July - Final closure of Clapham College. |
| 1993 | April - St. Francis Xavier becomes part of further education sector. |
| 1994 | April - Mr. B. Borland, Principal of St. Francis Xavier |
