List of Electoral Boundaries Divisions

Division	1955	1959	1963	1968	1972	1976	1980	1984	1988	1991	1997	2001	2006	2011	2015	2020
Admiralty	–											Sembawang GRC
Alexandra	–			Alexandra SMC					Brickworks GRC	–
Aljunied	–	Aljunied SMC							Aljunied GRC			–
Aljunied–Hougang	–											Aljunied GRC		–
Aljunied–Kembangan	–											Aljunied GRC	–
Anchorvale	–															Sengkang GRC
Ang Mo Kio	–					Ang Mo Kio SMC				Ang Mo Kio GRC		–
Ang Mo Kio–Hougang	–													Ang Mo Kio GRC
Anson	–	Anson SMC							–
Ayer Rajah	–						Ayer Rajah SMC						–	West Coast GRC
Ayer Rajah–West Coast	–												West Coast GRC	–
Bedok	–					Bedok SMC			Bedok GRC		East Coast GRC
Bedok Reservoir–Punggol	–												Aljunied GRC
Bishan East	–									Thomson GRC	Bishan–Toa Payoh GRC				–
Bishan East–Thomson	–														Bishan–Toa Payoh GRC
Bishan North	–									Thomson GRC	–			Bishan–Toa Payoh GRC
Bishan–Toa Payoh North	–										Bishan–Toa Payoh GRC			–
Bo Wen	–							Bo Wen SMC	–
Boon Lay	–					Boon Lay SMC						West Coast GRC
Boon Teck	–				Boon Teck SMC				Toa Payoh GRC		–
Braddell Heights	–					Braddell Heights SMC					Marine Parade GRC
Bras Basah	–	Bras Basah SMC				–
Brickworks	–					Brickworks SMC			Brickworks GRC		–
Bukit Batok	–				Bukit Batok SMC						Bukit Timah GRC	Jurong GRC			Bukit Batok SMC
Bukit Batok East	–											Jurong GRC
Bukit Gombak	–								Bukit Gombak SMC			Hong Kah GRC		Chua Chu Kang GRC
Bukit Ho Swee	–			Bukit Ho Swee SMC				–
Bukit Merah	–	Bukit Merah SMC									–
Bukit Panjang	Bukit Panjang SMC									Sembawang GRC		Holland–Bukit Panjang GRC	Bukit Panjang SMC
Bukit Timah	Bukit Timah SMC										Bukit Timah GRC	Bukit Timah SMC	Holland–Bukit Timah GRC
Buona Vista	–					Buona Vista SMC					Tanjong Pagar GRC	Holland–Bukit Panjang GRC	Holland–Bukit Timah GRC	Tanjong Pagar GRC
Cairnhill	Cairnhill SMC									Kampong Glam GRC	–
Canberra	–											Sembawang GRC		Nee Soon GRC	Sembawang GRC
Cashew	–											Holland–Bukit Panjang GRC	Holland–Bukit Timah GRC
Changi	Changi SMC										–
Changi–Simei	–										Aljunied GRC	East Coast GRC
Changkat	–							Changkat SMC	Tampines GRC			–
Changkat South	–									Tampines GRC	–
Cheng San	–						Cheng San SMC		Cheng San GRC			Ang Mo Kio GRC	–
Cheng San–Seletar	–												Ang Mo Kio GRC
Chong Boon	–						Chong Boon SMC		Cheng San GRC		–
Chong Pang	–								Sembawang GRC					Nee Soon GRC
Compassvale	–															Sengkang GRC
Chua Chu Kang	–	Chua Chu Kang SMC												Chua Chu Kang GRC
Clementi	–						Clementi SMC		Pasir Panjang GRC	Brickworks GRC	West Coast GRC				Jurong GRC
Crawford	–	Crawford SMC				–
Delta	–	Delta SMC							–
Eunos	–							Eunos SMC	Eunos GRC		Aljunied GRC
Farrer Park	Farrer Park SMC						–
Fengshan	–							Fengshan SMC		Bedok GRC	East Coast GRC				Fengshan SMC	East Coast GRC
Gambas	–	Sembawang GRC
Geylang	Geylang SMC	–
Geylang East	–	Geylang East SMC					–
Geylang Serai	–	Geylang Serai SMC							Marine Parade GRC
Geylang West	–	Geylang West SMC							Jalan Besar GRC			–
Havelock	Havelock SMC							–
Henderson	–				Henderson SMC				Tiong Bahru GRC	–
Henderson–Dawson	–														Tanjong Pagar GRC
Hong Kah	–							Hong Kah SMC	–
Hong Kah Central	–								Hong Kah GRC	–
Hong Kah East	–									Hong Kah GRC		–
Hong Kah North	–								Hong Kah GRC					Hong Kah North SMC
Hong Kah South	–								Hong Kah GRC		–
Hong Kah West	–									Hong Kah GRC		–
Hong Lim	–	Hong Lim SMC				–
Hougang	–								Hougang SMC
Jalan Besar	–	Jalan Besar SMC							Jalan Besar GRC					Moulmein–Kallang GRC	–
Jalan Kayu	–	Jalan Kayu SMC							Cheng San GRC			Ang Mo Kio GRC
Joo Chiat	–	Joo Chiat SMC							Marine Parade GRC		East Coast GRC	Joo Chiat SMC			Marine Parade GRC
Jurong	–	Jurong SMC									Bukit Timah GRC	–
Jurong Central	–											Jurong GRC
Jurong Spring	–													Jurong GRC
Kallang	–	Kallang SMC								Jalan Besar GRC	–
Kaki Bukit	–						Kaki Bukit SMC		Eunos GRC		East Coast GRC		Marine Parade GRC	Aljunied GRC
Kampong Chai Chee	–			Kampong Chai Chee SMC					Bedok GRC		East Coast GRC
Kampong Glam	–	Kampong Glam SMC								Kampong Glam GRC	Kampong Glam SMC	Jalan Besar GRC		Moulmein–Kallang GRC	Jalan Besar GRC
Kampong Kapor	Kampong Kapor SMC					–
Kampong Kembangan	–	Kampong Kembangan SMC							Aljunied GRC			–
Kampong Ubi	–			Kampong Ubi SMC					Aljunied GRC		Marine Parade GRC		–
Kampong Ubi–Kembangan	–												Marine Parade GRC	–
Katong	Katong SMC	–		Katong SMC				–
Keat Hong	–											Hong Kah GRC		Chua Chu Kang GRC
Kebun Baru	–						Kebun Baru SMC			Ang Mo Kio GRC					Nee Soon GRC	Kebun Baru SMC
Kembangan–Chai Chee	–													Marine Parade GRC
Kembangan–Punggol	–											Aljunied GRC	–
Khe Bong	–					Khe Bong SMC			–
Kim Keat	–				Kim Keat SMC					Toa Payoh GRC	–
Kim Seng	–				Kim Seng SMC					Kampong Glam GRC	Kreta Ayer–Tanglin GRC	–
Kolam Ayer	–					Kolam Ayer SMC			Jalan Besar GRC					Moulmein–Kallang GRC	Jalan Besar GRC
Kreta Ayer	–	Kreta Ayer SMC									Kreta Ayer–Tanglin GRC	–
Kreta Ayer–Kim Seng	–											Jalan Besar GRC		Tanjong Pagar GRC	Jalan Besar GRC
Kuo Chuan	–				Kuo Chuan SMC				Toa Payoh GRC		–
Leng Kee	–				Leng Kee SMC						Tanjong Pagar GRC	–
Limbang	–														Marsiling–Yew Tee GRC
MacPherson	–			MacPherson SMC						Marine Parade GRC	MacPherson SMC			Marine Parade GRC	MacPherson SMC
Marine Parade	–					Marine Parade SMC			Marine Parade GRC
Marsiling	–										Sembawang GRC				Marsiling–Yew Tee GRC
Marymount	–															Marymount SMC
Moulmein	–	Moulmein SMC								Kampong Glam GRC	Kreta Ayer–Tanglin GRC	Tanjong Pagar GRC		Moulmein–Kallang GRC	–
Moulmein–Cairnhill	–														Tanjong Pagar GRC
Mountbatten	–	Mountbatten SMC									Marine Parade GRC			Mountbatten SMC
Nanyang	–										Hong Kah GRC			Chua Chu Kang GRC
Nee Soon	–	Nee Soon SMC							–
Nee Soon Central	–								Nee Soon Central SMC					Nee Soon GRC
Nee Soon East	–								Sembawang GRC			Nee Soon East SMC		Nee Soon GRC
Nee Soon South	–								Nee Soon South SMC		Ang Mo Kio GRC			Nee Soon GRC
Nee Soon Spring	–															Nee Soon GRC
Pasir Panjang	Pasir Panjang SMC								Pasir Panjang GRC	–	West Coast GRC	–
Pasir Ris	–									Eunos GRC	–
Pasir Ris Central	–										Pasir Ris GRC	–
Pasir Ris East	–											Pasir Ris–Punggol GRC
Pasir Ris Elias	–										Pasir Ris GRC	–
Pasir Ris Loyang	–										Pasir Ris GRC	–
Pasir Ris South	–										Pasir Ris GRC	–
Pasir Ris West	–											Pasir Ris–Punggol GRC
Paya Lebar	Paya Lebar SMC									Aljunied GRC
Pioneer	–											West Coast GRC		Pioneer SMC
Potong Pasir	–			Potong Pasir SMC
Punggol	–	Punggol SMC								Cheng San GRC	–
Punggol Central	–										Cheng San GRC	Pasir Ris–Punggol GRC			–
Punggol Coast	–														Pasir Ris–Punggol GRC
Punggol East	–										Cheng San GRC	–	Pasir Ris–Punggol GRC	Punggol East SMC		–
Punggol North	–											Pasir Ris–Punggol GRC
Punggol South	–										Cheng San GRC	Pasir Ris–Punggol GRC			–
Punggol–Tampines	Punggol–Tampines SMC	–
Punggol West	–													Pasir Ris–Punggol GRC		Punggol West SMC
Queenstown	Queenstown SMC								Brickworks GRC		Tanjong Pagar GRC
Radin Mas	–					Radin Mas SMC			Tiong Bahru GRC	Tanjong Pagar GRC				Radin Mas SMC
River Valley	–	River Valley SMC							–
Rivervale	–															Sengkang GRC
Rochore	Rochore SMC								–
Seletar	Seletar SMC	–
Sembawang	Sembawang SMC								Sembawang GRC
Sengkang	–															Sengkang GRC
Sengkang Central	–														Pasir Ris–Punggol GRC	–
Sengkang South	–														Ang Mo Kio GRC
Sengkang West	–												Ang Mo Kio GRC	Sengkang West SMC		–
Sepoy Lines	–	Sepoy Lines SMC				–
Serangoon	Serangoon SMC	–									Marine Parade GRC		Aljunied GRC
Serangoon Gardens	–	Serangoon Gardens SMC								Thomson GRC	–
Siglap	–	Siglap SMC								Bedok GRC	East Coast GRC
Southern Islands	Southern Islands SMC			–
Stamford	Stamford SMC					–
Taman Jurong	–											Jurong GRC
Tampines	–	Tampines SMC							–
Tampines Central	–										Tampines GRC
Tampines–Changkat	–											Tampines GRC
Tampines East	–								Tampines GRC
Tampines North	–								Eunos GRC		–	Tampines GRC
Tampines West	–								Tampines GRC
Tanah Merah	–						Tanah Merah SMC		Bedok GRC	–
Tanglin	Tanglin SMC										Kreta Ayer–Tanglin GRC	–
Tanglin–Cairnhill	–											Tanjong Pagar GRC			–
Tanjong Pagar	Tanjong Pagar SMC									Tanjong Pagar GRC				–
Tanjong Pagar–Tiong Bahru	–													Tanjong Pagar GRC
Teck Ghee	–							Teck Ghee SMC		Ang Mo Kio GRC
Telok Ayer	Telok Ayer SMC								–
Telok Blangah	–	Telok Blangah SMC								Tanjong Pagar GRC	West Coast GRC
Thomson	–	Thomson SMC								Thomson GRC	Bishan–Toa Payoh GRC			–
Thomson–Toa Payoh	–													Bishan–Toa Payoh GRC	–
Tiong Bahru	Tiong Bahru SMC								Tiong Bahru GRC	Tanjong Pagar GRC				–
Toa Payoh	–	Toa Payoh SMC							Toa Payoh GRC		–
Toa Payoh Central	–										Bishan–Toa Payoh GRC
Toa Payoh East	–										Bishan–Toa Payoh GRC				–
Toa Payoh East–Novena	–														Bishan–Toa Payoh GRC
Toa Payoh West–Balestier	–														Bishan–Toa Payoh GRC
Ulu Bedok	Ulu Bedok SMC	–
Ulu Pandan	–	Ulu Pandan SMC									Bukit Timah GRC	Holland–Bukit Panjang GRC	Holland–Bukit Timah GRC
Upper Serangoon	–	Upper Serangoon SMC					–
West Coast	–						West Coast SMC		Pasir Panjang GRC	Brickworks GRC	West Coast GRC		–	West Coast GRC
Whampoa	Whampoa SMC	–		Whampoa SMC						–	Jalan Besar GRC			Whampoa SMC	Jalan Besar GRC
Woodlands	–										Sembawang GRC
Woodgrove	–													Sembawang GRC	Marsiling–Yew Tee GRC
Yew Tee	–										Hong Kah GRC			Chua Chu Kang GRC	Marsiling–Yew Tee GRC
Yio Chu Kang	–						Yio Chu Kang SMC			Ang Mo Kio GRC			Yio Chu Kang SMC	Ang Mo Kio GRC		Yio Chu Kang SMC
Yuhua	–							Yuhua SMC			Bukit Timah GRC	Jurong GRC		Yuhua SMC
Zhenghua	–											Holland–Bukit Panjang GRC	Holland–Bukit Timah GRC