1823 Present site chosen for a church by Sir Stamford Raffles
1834 Foundation stone of first Anglican church in Singapore laid on present site
1837 First Divine Service conducted by the first Chaplain, Revd Edmund White
1838 Consecration of St Andrew’s Church
1852 Closed after being struck twice by lightning and declared unsafe
1856 Foundation stone of present building laid by Bishop of Calcutta
1862 Present building consecrated
1870 St Andrew’s Church becomes Cathedral of the Diocese of Labuan and Sarawak
1909 C. J. Ferguson-Davie becomes first Bishop of Singapore
1938 100th Anniversary
1942 Cathedral used as an emergency hospital before the fall of Singapore
1952 Completion of North Transept extension
1954 Beginning of Mandarin Congregation - First Mandarin Service conducted by Revd Canon Sverre Holth
1973 Cathedral gazetted as National Monument
1980 Cathedral Home for the Aged established
1983 Completion of South Transept Extension
1987 Cathedral Child Care Development Centre established
1988 150th Anniversary
1989 Construction of baptistry
2005 Completion of Cathedral New Sanctuary and extension
2009 Diocese of Singapore celebrated its Centenary anniversary