Bus Service 151

!	TRAVEL ADVISORY					!
	From Sunday, 14 November 2024 to 31 October 2025, Train services on the Bukit Panjang LRT will end an hour earlier at 22:30 every Thursday to Sunday (except Public Holidays). This is to facilitate the upgrading of the BPLRT signalling system, as well as the testing of the new and retrofitted Light Rail Vehicles (LRVs) on the BPLRT network. Please refer here for more information. Train services will be extended on the on the eve of Labour Day, 30 April 2025 (Wednesday). Selected bus services will have their operating hours extended to coincide with the last train timing. Please refer to the following for more information:

Service 151
Route Information
Route	Hougang Central Interchange ↔ Kent Ridge Terminal
Route Length	25.2 km (towards Kent Ridge) 25.7 km (towards Hougang Central)
Travelling Time	95 mins (1 h 35 mins)
Operator	(Sengkang – Hougang Bus Package)

SBS Transit Bus Service 151 is an inter-town route linking the residential estates of Hougang, Bukit Timah, Clementi, and Queenstown via the outskirts of Toa Payoh and Novena. This service serves numerous educational institutions and industrial estates along its route. Additionally, it complements Service 87 (between Hougang Central and Hougang Avenue 3) and Service 154 (between MacPherson Road and Clementi Road). It also provides a vital connection from the National University of Singapore (Kent Ridge Campus) to Botanic Gardens station.

Service Information

Bus Duty & Fleet

Service 151

Depot	Fleet Size	Fleet
Sengkang West Depot (SWDEP)	13	11 Single Deckers	2 Double Deckers
		SBS6001J SBS6094R Mercedes-Benz O530 Citaro SBS5238A SBS8283Z SBS8332R SBS8433H SBS8615A SBS8648E SBS8753J SBS8926C SBS8936Z Scania K230UB	SG5916M MAN ND323F SBS3686C Volvo B9TL
Ulu Pandan Depot (UPDEP)	14	12 Single Deckers	2 Double Deckers
		SBS6719Y SBS6734C Mercedes-Benz O530 Citaro SBS8102M SBS8213B SBS8336E SBS8473S SBS8474P SBS8475L SBS8477G SBS8487C SBS8755D SBS8756B Scania K230UB	SG5112R SG5477M Volvo B9TL

Notes

This service will only operate on Weekday Sch Hols schedule during Ngee Ann Polytechnic (NP) vacations that coincide with Primary & Secondary School Holidays. Weekdays: Sengkang West 7A-5P / 2E / 4S; Ulu Pandan 7A-7P / 2E / 5S (27 buses) Weekdays Sch Hols: Sengkang West 6A-6P / 2E / 2S; Ulu Pandan 5A-5P / 2E / 2S (19 buses) Saturdays: Sengkang West 7A-7P / 1E / 1T; Ulu Pandan 5A-5P / 2T (16 buses) Sundays & Public Holidays: Sengkang West 6A-6P / 1T; Ulu Pandan 5A-5P / 2T (14 buses) Special Weekdays: Sengkang West 8A-7P / 5S; Ulu Pandan 6A-5P / 5S (24 buses)

Route Information

Frequency

Period	AM Peak (First Bus - 08:30)	AM Off Peak (08:31 - 16:59)	PM Peak (17:00 - 19:00)	PM Off Peak (19:01 - Last Bus)
towards Kent Ridge	07 - 17 minutes	05 - 17 minutes	08 - 19 minutes	13 - 18 minutes
towards Hougang Central	08 - 14 minutes	06 - 19 minutes	06 - 17 minutes	10 - 19 minutes

Special Departures

62231 Bef S'pore Girls' Hme Hougang Ave 3 → 16009 Kent Ridge Ter Clementi Rd Departure Time
Weekdays	05:50

41011 NUS Bt Timah Campus Bt Timah Rd → 16009 Kent Ridge Ter Clementi Rd Departure Time
Weekdays	Morning Peak & Off-Peak Hours

17101 Blk 352 Clementi Rd → 64009 Hougang Ctrl Int Hougang Ctrl Departure Time
Weekdays	06:05 06:15

Direction 1 (Hougang Central → Kent Ridge)

[Show/Hide Full Route Details]

Bus Stops	Point of Interest	Weekdays		Saturdays		Suns / PHs
		First bus	Last bus	First bus	Last bus	First bus	Last bus
64009 Hougang Ctrl Int(Berth B4) Hougang Ctrl	NE14 Hougang	05:45	23:00	05:45	23:00	05:45	23:00
64249 Blk 327 Hougang Ave 5		05:48	23:03	05:48	23:02	05:48	23:03
64239 Opp Blk 316 Hougang Ave 7		05:50	23:05	05:50	23:03	05:50	23:05
64209 Aft Defu Ave 1 Tampines Rd		05:52	23:07	05:52	23:04	05:52	23:07
63071 Opp Blk 248 Hougang Ave 3		05:53	23:08	05:53	23:05	05:53	23:08
63081 Opp Blk 241 Hougang Ave 3		05:54	23:09	05:53	23:06	05:54	23:09
63091 Opp Blk 106 Hougang Ave 3		05:55	23:10	05:54	23:07	05:55	23:10
63101 Opp Blk 169 Hougang Ave 3		05:56	23:11	05:55	23:08	05:56	23:11
62231 Bef S'pore Girls' Hme Hougang Ave 3		05:50	23:12	05:56	23:09	05:57	23:12
62241 SBST Hougang Depot Hougang Ave 3		05:51	23:13	05:57	23:10	05:58	23:13
71051 Aft Kim Chuan Rd Hougang Ave 3		05:52	23:14	05:58	23:11	05:59	23:14
Non-Stop Hougang Ave 3		Non-stop
71029 Comfort Test Ctr Airport Rd		05:55	23:16	06:00	23:14	06:01	23:16
71179 Aft SCDF HQ Airport Rd		05:56	23:18	06:02	23:15	06:03	23:18
70149 Sky Green Condo MacPherson Rd	Grantral Mall @ Macpherson	05:57	23:19	06:03	23:17	06:04	23:19
70139 Aft Jln Belangkas MacPherson Rd		05:58	23:20	06:04	23:18	06:05	23:20
70129 Opp Jln Muhibbah MacPherson Rd		05:59	23:21	06:05	23:19	06:06	23:21
70119 Cencon Bldg MacPherson Rd		06:01	23:23	06:07	23:20	06:07	23:22
70109 Gulab Bldg MacPherson Rd		06:02	23:24	06:08	23:22	06:09	23:23
60219 Bef Siemens Ctr MacPherson Rd		06:04	23:26	06:10	23:23	06:10	23:24
60089 Opp St. Andrew's Village Jln Toa Payoh		06:06	23:28	06:12	23:25	06:12	23:26
52089 Opp Blk 195 Jln Toa Payoh		06:07	23:29	06:13	23:26	06:13	23:27
52079 Opp Trellis Twrs Jln Toa Payoh		06:12	23:33	06:16	23:30	06:16	23:31
51099 Catholic JC Whitley Rd	Catholic JC	06:14	23:35	06:18	23:32	06:18	23:33
40249 St. Joseph's Instn Whitley Rd	St. Joseph's Institution	06:16	23:37	06:20	23:34	06:20	23:35
40239 Bef Stevens Stn Exit 4 Whitley Rd	DT10 TE11 Stevens	06:18	23:38	06:21	23:34	06:21	23:35
40091 Bef Lewis Rd Bt Timah Rd		06:19	23:39	06:22	23:35	06:22	23:36
41011 NUS Bt Timah Campus Bt Timah Rd	Botanic Gardens Jacob Ballas Children's Garden	06:22	23:41	06:24	23:36	06:24	23:38
41021 Botanic Gdns Stn Bt Timah Rd	CC19 DT9 Botanic Gardens Singapore Botanic Gardens	06:25	23:42	06:25	23:37	06:25	23:39
41031 Bef Crown Ctr Bt Timah Rd		06:26	23:43	06:26	23:38	06:26	23:40
41041 Coronation Plaza Bt Timah Rd	Coronation Plaza	06:26	23:43	06:26	23:38	06:26	23:40
41051 Tan Kah Kee Stn Bt Timah Rd	DT8 Tan Kah Kee	06:28	23:45	06:27	23:39	06:27	23:41
41061 Chinese High Sch Bt Timah Rd		06:28	23:45	06:27	23:39	06:27	23:41
41071 Opp Natl JC Bt Timah Rd	National JC	06:29	23:46	06:28	23:40	06:28	23:42
41081 Sixth Ave Stn Bt Timah Rd	DT7 Sixth Avenue	06:31	23:48	06:29	23:41	06:29	23:43
42011 Sixth Ave Ctr Bt Timah Rd		06:31	23:48	06:30	23:42	06:30	23:44
42021 Aft Maple Ave Bt Timah Rd		06:32	23:49	06:31	23:43	06:30	23:45
42031 The Tessarina Bt Timah Rd		06:33	23:50	06:31	23:43	06:31	23:45
42041 The Nexus Bt Timah Rd		06:34	23:51	06:32	23:44	06:31	23:46
42051 King Albert Pk Stn Bt Timah Rd	DT6 King Albert Park Rail Corridor Former Bukit Timah Railway Station	06:36	23:52	06:33	23:45	06:32	23:47
42061 King Albert Pk Bt Timah Rd		06:37	23:53	06:34	23:46	06:33	23:48
42149 Aft Bt Timah Rd Clementi Rd		06:38	23:53	06:34	23:46	06:33	23:49
12109 Opp Ngee Ann Poly Clementi Rd	Ngee Ann Polytechnic	06:39	23:54	06:35	23:47	06:34	23:51
12099 Opp SIM Campus Clementi Rd	Singapore University of Social Sciences Singapore Institute of Management	06:39	23:55	06:36	23:48	06:35	23:52
12089 Opp Maju Camp Clementi Rd		06:40	23:55	06:37	23:49	06:36	23:53
12079 Opp Blk 116 Clementi Rd		06:42	23:57	06:38	23:50	06:37	23:54
12069 Opp Blk 109A Clementi Rd		06:43	23:57	06:39	23:51	06:38	23:54
17119 Opp Blk 343 Clementi Rd		06:44	23:58	06:40	23:52	06:39	23:55
17109 Opp Blk 352 Clementi Rd	School of Science and Technology	06:45	23:59	06:41	23:52	06:39	23:56
17099 Yale-NUS College Clementi Rd		06:47	00:00	06:42	23:54	06:41	23:56
16161 NUS Museums Kent Ridge Cres		06:52	00:03	06:47	23:57	06:44	00:00
16171 Yusof Ishak Hse Kent Ridge Cres		06:53	00:03	06:48	23:58	06:45	00:01
16181 Ctrl Lib Kent Ridge Cres		06:54	00:04	06:49	23:59	06:46	00:02
16191 Aft Kent Ridge Dr Kent Ridge Cres		06:55	00:04	06:49	23:59	06:46	00:02
16009 Kent Ridge Ter Clementi Rd		06:56	00:05	06:50	00:00	06:47	00:03

Notes:

• 06:00: Underlined times indicate that the first bus is a down-route rather than one starting from the first stop.

Direction 2 (Kent Ridge → Hougang Central)

[Show/Hide Full Route Details]

Bus Stops	Point of Interest	Weekdays		Saturdays		Suns / PHs
		First bus	Last bus	First bus	Last bus	First bus	Last bus
16009 Kent Ridge Ter Clementi Rd		06:15	23:00	06:30	23:00	06:30	23:00
16199 Bef Architecture Dr Kent Ridge Cres		06:17	23:02	06:32	23:02	06:32	23:02
16189 Information Technology Kent Ridge Cres		06:18	23:03	06:32	23:03	06:32	23:03
16179 Opp Yusof Ishak Hse Kent Ridge Cres		06:19	23:04	06:33	23:04	06:33	23:04
16169 NUS Raffles Hall Kent Ridge Cres		06:20	23:06	06:34	23:06	06:34	23:05
17091 Aft Clementi Ave 1 Clementi Rd		06:23	23:09	06:36	23:09	06:37	23:08
17101 Blk 352 Clementi Rd		06:05	23:11	06:37	23:11	06:38	23:09
17111 Blk 343 Clementi Rd		06:06	23:12	06:38	23:12	06:39	23:10
12061 Blk 109 Clementi Rd		06:07	23:13	06:39	23:13	06:39	23:11
12071 Blk 116 Clementi Rd		06:08	23:14	06:39	23:14	06:40	23:12
12081 Clementi N'hood Pk Clementi Rd		06:09	23:15	06:40	23:15	06:40	23:13
12091 SIM Campus Clementi Rd	Singapore University of Social Sciences Singapore Institute of Management	06:10	23:16	06:41	23:16	06:41	23:14
12101 Ngee Ann Poly Clementi Rd	Ngee Ann Polytechnic	06:11	23:17	06:42	23:17	06:42	23:15
42141 Bef Dunearn Rd Clementi Rd		06:12	23:18	06:44	23:18	06:43	23:16
42059 Opp King Albert Pk Stn Dunearn Rd	DT6 King Albert Park Rail Corridor Former Bukit Timah Railway Station	06:14	23:20	06:46	23:20	06:44	23:18
42049 Hua Guan Gdns Dunearn Rd		06:15	23:21	06:46	23:21	06:45	23:18
42039 Opp The Nexus Dunearn Rd		06:15	23:21	06:47	23:21	06:45	23:19
42029 Aft Swiss Club Rd Dunearn Rd		06:17	23:23	06:47	23:23	06:47	23:20
42019 Opp Sixth Ave Stn Dunearn Rd	DT7 Sixth Avenue	06:17	23:24	06:48	23:24	06:48	23:21
41089 Aft Jln Naga Sari Dunearn Rd		06:18	23:25	06:49	23:25	06:49	23:22
41079 Natl JC Dunearn Rd	National JC	06:19	23:26	06:50	23:26	06:50	23:23
41069 Opp Tan Kah Kee Stn Dunearn Rd	DT8 Tan Kah Kee	06:21	23:27	06:51	23:27	06:51	23:24
41049 Opp Coronation Plaza Dunearn Rd	Coronation Plaza	06:22	23:28	06:52	23:28	06:52	23:25
41029 Opp Botanic Gdns Stn Dunearn Rd	CC19 DT9 Botanic Gardens Singapore Botanic Gardens	06:23	23:29	06:54	23:30	06:53	23:26
41019 Aft Kheam Hock Rd Dunearn Rd	Botanic Gardens Jacob Ballas Children's Garden	06:25	23:30	06:55	23:31	06:54	23:27
40099 Aft Dunkirk Ave Dunearn Rd		06:27	23:30	06:55	23:31	06:54	23:27
40231 Raffles Town Club Whitley Rd	DT10 TE11 Stevens	06:26	23:31	06:56	23:32	06:55	23:28
51091 Opp Catholic JC PIE	Catholic JC	06:28	23:34	06:59	23:34	06:57	23:30
51011 Opp Tan Tong Meng Twr Thomson Rd		06:29	23:34	06:59	23:35	06:58	23:31
52071 Trellis Twrs Jln Toa Payoh		06:31	23:36	07:01	23:36	06:59	23:32
52081 Aft Blk 195 Jln Toa Payoh		06:34	23:39	07:04	23:38	07:01	23:34
60081 St. Andrew's Village Jln Toa Payoh		06:37	23:40	07:06	23:40	07:03	23:36
60211 Aft Tai Thong Cres MacPherson Rd		06:39	23:41	07:08	23:41	07:04	23:37
70101 Bef Jln Wangi MacPherson Rd		06:41	23:42	07:09	23:42	07:05	23:38
70111 Opp Cencon Bldg MacPherson Rd		06:42	23:43	07:10	23:43	07:06	23:39
70121 Aft Jln Muhibbah MacPherson Rd		06:44	23:45	07:12	23:45	07:07	23:41
70131 Bef Davidson Rd MacPherson Rd		06:44	23:46	07:13	23:46	07:08	23:42
70141 Grantral Mall Macpherson MacPherson Rd	Grantral Mall @ Macpherson	06:45	23:47	07:14	23:47	07:09	23:43
71011 Aft Paya Lebar Rd Airport Rd		06:45	23:48	07:15	23:48	07:10	23:44
71171 Opp SCDF HQ Airport Rd		06:46	23:48	07:16	23:49	07:11	23:44
71021 Opp Comfort Test Ctr Airport Rd		06:49	23:49	07:17	23:49	07:12	23:45
71069 Aft Airport Rd Hougang Ave 3		06:50	23:50	07:18	23:50	07:13	23:46
71059 Bef Kim Chuan Rd Hougang Ave 3		06:50	23:50	07:19	23:51	07:14	23:46
62249 Opp SBST Hougang Depot Hougang Ave 3		06:50	23:51	07:20	23:52	07:15	23:47
62239 Opp S'pore Girls' Hme Hougang Ave 3		06:51	23:52	07:21	23:54	07:16	23:48
63109 Blk 172 Hougang Ave 3		06:53	23:54	07:22	23:55	07:18	23:50
63099 Blk 106 Hougang Ave 3		06:54	23:55	07:23	23:56	07:19	23:51
63089 Blk 241 Hougang Ave 3		06:55	23:56	07:24	23:57	07:20	23:52
63079 Blk 248 Hougang Ave 3		06:56	23:57	07:25	23:58	07:21	23:53
64201 Aft Hougang Ave 3 Tampines Rd		06:57	23:58	07:26	23:59	07:22	23:54
64231 Blk 316 Hougang Ave 7		06:59	00:00	07:28	00:01	07:24	23:56
64241 Blk 308 Hougang Ave 5		07:01	00:01	07:29	00:02	07:25	23:57
64009 Hougang Ctrl Int(Alighting) Hougang Ctrl	NE14 Hougang	07:04	00:03	07:32	00:04	07:27	23:59

Notes:

• 06:00: Underlined times indicate that the first bus is a down-route rather than one starting from the first stop.

Historical Information

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Hougang South ↔ Kent Ridge	1993	4 April	Introduced between Hougang Int and Kent Ridge Ter under TransitLink Network Integration Exercise Phase 12.
		1994	23 January	Amended to ply Hougang Ave 3, skipping Defu Ave 1.
			TBC	First bus from Hougang Int revised to 0600 hrs on weekdays and Saturdays. Last bus from Hougang Int revised to 2300 hrs daily.
			TBC	First bus from Kent Ridge Ter revised to 0630 hrs daily. Last bus from Kent Ridge Ter revised to 2300 hrs on weekdays and Saturdays.
			11 September	Amended to ply Kent Ridge Cres.
		1996	TBC	Last bus from Kent Ridge Ter brought forward to 2300 hrs on Sundays and Public Holidays.
		1999	TBC	First bus from Kent Ridge Ter brought forward to 0615 hrs on weekdays.
	151Hougang South ↔ Kent Ridge 151AKent Ridge → Dunearn Rd	2000	TBC	151AIntroduced from Kent Ridge Ter to Dunearn Rd (Aft Kheam Hock Rd) during evening peak hours on weekdays.
	151Hougang Ctrl ↔ Kent Ridge 151AKent Ridge → Dunearn Rd	2004	15 February	151Extended to Hougang Ctrl Int with the closure of Hougang Sth Int.
		2007	TBC	Skips removed bus stop before Paya Lebar Rd along Airport Rd to facilitate the construction of KPE.
		2010	2 December	Designated wheelchair-accessible bus service (WAB).
		2011	4 September	Amended to skip Bendemeer Rd, Whampoa Nth and Serangoon Rd towards Kent Ridge Ter with the permanent closure of Whampoa Nth.
				Serves new bus stop outside Botanic Gdns Stn along Bt Timah Rd.
	Hougang Ctrl ↔ Kent Ridge	2012	23 July	151ADiscontinued.

External Links

• Service Information (SBS Transit)
• SimplyGo eGuide
• Bus Service Route Map