Bus Service 100

!	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 eve of Good Friday, 17 April 2025 (Thursday), and 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: (Good Friday) (Good Friday) (Good Friday) From Sunday, 20 April 2025, following the opening of Woodleigh Integrated Transport Hub (ITH), bus service 146 will be amended to operate from Woodleigh ITH. With the route amendment, it will serve three additional bus stops along Bidadari Park Dr and one additional bus stop along Upper Serangoon Rd. bus service 148 will be introduced, operating from Woodleigh ITH and looping at Potong Pasir Ave 1, providing direct connections to the bus interchange and key amenities such as Woodleigh Mall, Woodleigh Village Hawker Centre, schools in Woodleigh and Potong Pasir and the upcoming Bidadari Polyclinic. Please refer here for more information. From Sunday, 27 April 2025, Pasir Ris Bus Interchange will be relocated to the new Pasir Ris Integrated Transport Hub (ITH), which will be accessible via Pasir Ris Mall, Level 1. There is no change to existing bus routes and stopping points. Please refer here for more information. From Sunday, 27 April 2025, feeder service 299 will be introduced, operating from Tampines North and looping at Tampines St 96. Please refer here for more information. From Monday, 28 April 2025, supplementary bus service 21X will be introduced, operating from Saint Michael's Terminal and looping at Thomson Road. It will only operate during Weekday peak hours. Please refer here for more information.

Service 100
Route Information
Route	Serangoon Interchange ↔ Ghim Moh Terminal
Route Length	23.8 km (towards Ghim Moh) 23.3 km (towards Serangoon)
Travelling Time	85 mins (1 h 25 mins)
Operator	(Clementi Bus Package)

SBS Transit Bus Service 100 connects the areas of Serangoon, Aljunied, Kallang, CBD, Telok Blangah, Queensway and Buona Vista.

Demand is high between Serangoon and Aljunied all day for this service, even for commuters travelling to Shenton Way during peak hours and between HarbourFront to Commonwealth as well.

Service Information

Bus Duty & Fleet

Service 100/100A

Depot	Fleet Size		Fleet
	100	100A
Bukit Batok Depot (BBDEP)	20	TBC	20 Single Deckers
			SBS6104X SBS6152G SBS6176M SBS6194K SBS6206K SBS6242E SBS6645B SBS6738S SBS6739P SBS6827T SBS6833A SBS6835U SBS6845R Mercedes-Benz O530 Citaro SBS5228D SBS8137M SBS8196S SBS8309J SBS8552Y SBS8555P SBS8556L Scania K230UB
Hougang Depot (HGDEP)	11	TBC	11 Single Deckers
			SBS8557J SBS8558G SBS8560Z SBS8561X SBS8613E SBS8626T SBS8650Y SBS8651U SBS8652S SBS8705Z SBS8717P Scania K230UB

Notes

SBS6242E (Service 175) will perform sharebus trips on Service 100 on Weekdays. SBS8698K (Service 103) will perform crossover trips on Service 100 on Weekdays. 2 BBDEP buses will operate on Service 48 on Weekends & Public Holidays. Several HGDEP buses will operate on Service 109 on Weekends & Public Holidays. Weekdays: Bukit Batok 10A-10P / 9S / 1 TBC; Hougang 4A-5P / 5S / 1E (31 buses) Saturdays: Bukit Batok 7A-9P / 1S / 1T; Hougang 5A-5P / 1S / 1T (18 buses) Sundays & Public Holidays: Bukit Batok 7A-9P / 1T; Hougang 5A-5P / 1S (16 buses) Special Weekdays: Bukit Batok 10A-10P / 6S; Hougang 4A-3P / 3E / 5S / 1T (29 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 Ghim Moh	06 - 15 minutes	05 - 20 minutes	10 - 15 minutes	13 - 17 minutes
towards Serangoon	07 - 15 minutes	06 - 16 minutes	08 - 15 minutes	12 - 15 minutes

Special Departures

01411 Opp St. John HQ Beach Rd → 66009 Serangoon Int S'goon Ave 2 Departure Time
Weekdays	06:30 06:39

80051 Aft Lor 1 Geylang Sims Ave → 66009 Serangoon Int S'goon Ave 2 Departure Time
Weekdays	18:19 18:48 19:07 19:27 19:42

Short-Trip 100A

66009 Serangoon Int S'goon Ave 2 → 81089 Aljunied Stn Aljunied Rd Departure Time
Weekdays (except Public Holidays)	06:29 07:13 07:53 08:08 08:29 17:41 18:06 18:28 18:44 19:00 19:13 19:37

Direction 1 (Serangoon → Ghim Moh)

[Show/Hide Full Route Details]

Bus Stops		Nearby Attraction	Weekdays		Saturdays		Suns / PHs
			First bus	Last bus	First bus	Last bus	First bus	Last bus
66009 Serangoon Int(Berth B3) S'goon Ave 2	100A	NE12 CC13 Serangoon NEX	05:30	23:45	05:30	23:45	05:30	23:45
62129 Blk 403 Upp S'goon Rd	100A		05:33	23:48	05:33	23:48	05:32	23:48
62119 Aft Sunshine Lodge Upp S'goon Rd	100A		05:34	23:49	05:34	23:49	05:33	23:49
61049 Aft Bartley Rd Upp S'goon Rd	100A		05:35	23:51	05:35	23:50	05:35	23:50
61039 Woodleigh Stn Exit A Upp S'goon Rd	100A	NE11 Woodleigh The Woodleigh Mall	05:37	23:53	05:37	23:52	05:36	23:52
70069 Aft Bidadari Pk Dr Upp Aljunied Rd	100A	Bidadari Polyclinic and Nursing Home	05:38	23:54	05:38	23:53	05:37	23:53
70059 Blk 7 Upp Aljunied Rd	100A		05:40	23:56	05:40	23:55	05:39	23:55
70049 Aft Blk 4 Upp Aljunied Rd	100A		05:41	23:57	05:41	23:56	05:40	23:56
70039 Aljunied Pk Aljunied Rd	100A		05:42	23:58	05:42	23:57	05:41	23:57
70029 Canossa Catholic Pr Aljunied Rd	100A		05:43	23:59	05:43	23:58	05:42	23:58
70019 Blk 125 Aljunied Rd	100A		05:45	00:00	05:44	23:59	05:44	23:59
81099 Blk 102 Aljunied Rd	100A		05:46	00:01	05:46	00:00	05:45	00:00
81089 Aljunied Stn Aljunied Rd	100A	EW9 Aljunied	05:48	00:02	05:47	00:01	05:47	00:01
80089 Bef Lor 18 Geylang Geylang Rd			05:50	00:04	05:49	00:03	05:49	00:03
80069 Opp Mohd Salleh Mque Geylang Rd			05:51	00:05	05:50	00:04	05:50	00:04
80049 Aft Sims Way Geylang Rd			05:52	00:06	05:52	00:06	05:52	00:05
80039 Opp Lor 1 Geylang Ter Geylang Rd		EW10 Kallang	05:53	00:07	05:53	00:07	05:53	00:06
80029 Bef Kg Bugis Kallang Rd			05:55	00:09	05:54	00:08	05:54	00:08
01339 Bef Crawford Bridge Crawford St		ICA Building	05:56	00:10	05:56	00:10	05:56	00:09
01349 Opp Blk 4 Crawford St			05:57	00:11	05:57	00:11	05:57	00:10
01429 Golden Mile Cplx Beach Rd			05:59	00:12	05:58	00:12	05:58	00:11
01419 St. John HQ Beach Rd			06:00	00:13	05:59	00:13	05:59	00:12
01529 Plaza Parkroyal Beach Rd			06:01	00:14	06:00	00:14	06:00	00:13
01519 The Gateway Beach Rd			06:02	00:15	06:01	00:15	06:01	00:14
01629 Shaw Twrs Beach Rd		Guoco Midtown South Beach Towers	06:03	00:17	06:02	00:16	06:02	00:15
01619 Esplanade Stn Exit F Beach Rd		CC3 Esplanade	06:04	00:18	06:03	00:18	06:03	00:17
02029 Aft Esplanade Stn Exit D Esplanade Dr		CC3 Esplanade Asian Civilisations Museum Esplanade – Theatres on the Bay Victoria Concert Hall	06:06	00:21	06:05	00:20	06:05	00:19
03019 OUE Bayfront Collyer Quay		NS26 EW14 Raffles Place CIMB Plaza	06:08	00:24	06:07	00:23	06:07	00:22
03059 One Raffles Quay Raffles Quay			06:09	00:25	06:08	00:24	06:08	00:23
03129 UIC Bldg Shenton Way		TE19 Shenton Way	06:10	00:25	06:10	00:24	06:09	00:23
03217 Aft Straits Blvd Shenton Way		EW15 Tanjong Pagar	06:11	00:26	06:11	00:25	06:10	00:24
05649 Opp Customs Port Br HQ Keppel Rd			06:14	00:28	06:15	00:27	06:12	00:26
14061 Opp Former Railway Stn Keppel Rd			06:15	00:28	06:16	00:27	06:13	00:26
14071 Keppel Workshop Keppel Rd			06:16	00:29	06:17	00:28	06:14	00:27
14081 Tg Pagar DP Blk F5 Keppel Rd			06:17	00:30	06:18	00:29	06:15	00:28
14101 Opp Keppel DP Blk 517 Keppel Rd			06:18	00:31	06:19	00:30	06:16	00:29
14141 HarbourFront Stn/VivoCity Telok Blangah Rd		NE1 CC29 HarbourFront S1 VivoCity VivoCity	06:20	00:32	06:21	00:31	06:18	00:30
14121 Opp HarbourFront Int Telok Blangah Rd		NE1 CC29 HarbourFront HarbourFront Centre Singapore Cruise Centre	06:21	00:33	06:22	00:32	06:19	00:31
14131 Caribbean at Keppel Bay Telok Blangah Rd			06:22	00:34	06:23	00:33	06:20	00:32
14151 Opp Hotel Faber Pk Telok Blangah Rd		Community Chapel Church	06:23	00:35	06:25	00:35	06:22	00:33
14161 Telok Blangah Stn Telok Blangah Rd		CC28 Telok Blangah	06:24	00:36	06:26	00:36	06:23	00:34
14171 Opp Yeo's Bldg Telok Blangah Rd			06:25	00:37	06:27	00:37	06:24	00:35
15041 Alexandra Retail Ctr Alexandra Rd			06:28	00:39	06:30	00:38	06:26	00:37
15051 Alexandra Pt Alexandra Rd			06:29	00:40	06:31	00:39	06:27	00:38
18011 Aft HortPark Alexandra Rd		HortPark	06:30	00:41	06:32	00:40	06:28	00:39
11511 Alexandra Hosp Alexandra Rd		Alexandra Hospital Queensway Shopping Centre	06:32	00:42	06:34	00:42	06:30	00:41
11021 Aft Queenstown NPC HQ Queensway			06:33	00:43	06:36	00:43	06:32	00:42
11031 Opp Queen's Cl Queensway			06:34	00:44	06:37	00:44	06:33	00:43
11041 Aft C'wealth Dr Queensway			06:36	00:46	06:39	00:46	06:35	00:44
11051 Opp Queenstown Polyclinic Queensway		Queenstown Polyclinic	06:37	00:47	06:40	00:47	06:36	00:45
11161 C'wealth Stn Exit A/D C'wealth Ave		EW20 Commonwealth	06:39	00:48	06:41	00:48	06:37	00:46
11171 Opp Blk 7B C'wealth Ave			06:41	00:50	06:43	00:50	06:39	00:48
11181 Opp Blk 43 C'wealth Ave		EW21 CC22 Buona Vista	06:42	00:51	06:44	00:51	06:41	00:49
11351 Blk 13 Ghim Moh Rd			06:44	00:53	06:45	00:52	06:43	00:50
11001 Opp Ghim Moh Ter Ghim Moh Rd			06:45	00:54	06:46	00:53	06:44	00:51
12121 Blk 7 Ghim Moh Rd			06:46	00:55	06:47	00:54	06:45	00:52
11009 Ghim Moh Ter1 Ghim Moh Rd			06:49	00:58	06:50	00:57	06:48	00:55

Notes:

• ¹: No alighting at this stop.

Direction 2 (Ghim Moh → Serangoon)

[Show/Hide Full Route Details]

Bus Stops	Nearby Attraction	Weekdays		Saturdays		Suns / PHs
		First bus	Last bus	First bus	Last bus	First bus	Last bus
11009 Ghim Moh Ter Ghim Moh Rd		06:00	00:00	06:00	00:00	06:00	00:00
11359 Opp Blk 13 Ghim Moh Rd		06:01	00:01	06:01	00:01	06:01	00:01
11189 Blk 43 C'wealth Ave	EW21 CC22 Buona Vista	06:03	00:03	06:03	00:03	06:03	00:03
11179 Blk 8 C'wealth Ave		06:04	00:04	06:04	00:04	06:04	00:05
11169 C'wealth Stn Exit B/C C'wealth Ave	EW20 Commonwealth	06:07	00:07	06:07	00:07	06:06	00:08
11059 Queenstown Polyclinic Queensway	Queenstown Polyclinic	06:09	00:09	06:09	00:09	06:08	00:10
11049 Opp Blessed Sacrament Ch Queensway		06:10	00:10	06:10	00:10	06:09	00:11
11039 Blk 19 Queensway		06:12	00:11	06:11	00:11	06:10	00:13
11029 Blk 166/Aft Mei Chin Rd Queensway		06:13	00:12	06:12	00:11	06:10	00:14
11519 Opp Queensway Shop Ctr Alexandra Rd	Alexandra Hospital Queensway Shopping Centre	06:15	00:14	06:14	00:13	06:12	00:16
18019 Bef Telok Blangah Hill Pk Alexandra Rd	HortPark	06:17	00:16	06:16	00:15	06:14	00:17
15059 Opp Alexandra Pt Alexandra Rd		06:19	00:17	06:17	00:17	06:15	00:18
15049 Opp Alexandra Retail Ctr Alexandra Rd		06:20	00:18	06:18	00:18	06:16	00:18
14189 Aft Alexandra Rd Telok Blangah Rd		06:21	00:18	06:19	00:19	06:16	00:19
14179 Yeo's Bldg Telok Blangah Rd		06:22	00:19	06:20	00:20	06:17	00:19
14169 Opp Telok Blangah Stn Telok Blangah Rd	CC28 Telok Blangah	06:23	00:20	06:21	00:21	06:18	00:20
14159 Hotel Faber Pk Telok Blangah Rd		06:24	00:21	06:23	00:22	06:19	00:21
14139 Bef Seah Im Rd Telok Blangah Rd		06:26	00:22	06:24	00:24	06:21	00:22
14129 HarbourFront Stn Exit A Telok Blangah Rd	NE1 CC29 HarbourFront	06:27	00:23	06:26	00:25	06:22	00:23
14119 Opp VivoCity Telok Blangah Rd	NE1 CC29 HarbourFront S1 VivoCity VivoCity	06:28	00:24	06:27	00:26	06:23	00:24
14109 Keppel DP Blk 517 Keppel Rd		06:29	00:25	06:28	00:27	06:24	00:25
14089 Opp Tg Pagar DP Blk F5 Keppel Rd		06:30	00:26	06:29	00:27	06:24	00:26
14069 Former Railway Stn Keppel Rd		06:33	00:28	06:32	00:29	06:26	00:28
05641 Bef Cantonment Rd Keppel Rd		06:34	00:29	06:33	00:30	06:27	00:29
03222 Hub Synergy Pt Anson Rd	EW15 Tanjong Pagar	06:36	00:30	06:34	00:31	06:28	00:30
03111 Aft Capital Twr Robinson Rd	EW15 Tanjong Pagar	06:38	00:32	06:36	00:33	06:30	00:32
03031 Raffles Pl Stn Exit F Robinson Rd	NS26 EW14 Raffles Place	06:40	00:34	06:38	00:35	06:32	00:34
03011 Fullerton Sq Fullerton Rd	NS26 EW14 Raffles Place Asian Civilisations Museum CIMB Plaza Victoria Concert Hall	06:42	00:36	06:40	00:36	06:33	00:36
02111 Esplanade Bridge Esplanade Dr	CC3 Esplanade	06:45	00:38	06:42	00:38	06:36	00:38
01611 Aft Raffles Hotel Beach Rd	Raffles City South Beach Tower	06:47	00:40	06:44	00:39	06:38	00:40
01621 Opp Shaw Twrs Beach Rd		06:48	00:41	06:45	00:40	06:39	00:41
01511 Opp The Gateway Beach Rd	EW12 DT14 Bugis Guoco Midtown	06:49	00:42	06:46	00:41	06:40	00:42
01521 Opp Plaza Parkroyal Beach Rd	Kampong Glam	06:49	00:43	06:48	00:41	06:42	00:44
01411 Opp St. John HQ Beach Rd		06:30	00:44	06:49	00:42	06:43	00:45
01421 Opp Golden Mile Cplx Beach Rd		06:32	00:46	06:50	00:45	06:45	00:46
01341 Southbank Crawford St	ICA Building	06:33	00:47	06:52	00:46	06:46	00:47
80011 Aft Padang Jeringau Kallang Rd		06:35	00:49	06:54	00:48	06:47	00:48
80031 Kallang Stn Sims Ave	EW10 Kallang	06:36	00:50	06:56	00:49	06:48	00:49
80051 Aft Lor 1 Geylang Sims Ave		06:38	00:51	06:57	00:50	06:49	00:50
80071 Yi Xiu Fty Bldg Sims Ave		06:40	00:52	06:59	00:51	06:50	00:51
80091 Bef Lor 23 Geylang Sims Ave		06:42	00:53	07:02	00:53	06:52	00:53
81081 Opp Aljunied Stn Aljunied Rd	EW9 Aljunied	06:43	00:53	07:03	00:54	06:53	00:54
81091 Sims Urban Oasis Aljunied Rd		06:45	00:54	07:04	00:55	06:54	00:55
70011 Opp Blk 125 Aljunied Rd		06:47	00:55	07:06	00:56	06:55	00:56
70021 Opp Canossa Catholic Pr Aljunied Rd		06:48	00:55	07:07	00:56	06:56	00:57
70031 Opp Aljunied Pk Aljunied Rd		06:50	00:56	07:08	00:57	06:57	00:58
70041 Opp Blk 4 Upp Aljunied Rd		06:52	00:58	07:09	00:59	06:59	01:00
70051 Aft Joo Seng Rd Upp Aljunied Rd		06:54	01:00	07:10	01:00	07:00	01:02
70061 Bef Bidadari Pk Dr Upp Aljunied Rd	Bidadari Polyclinic and Nursing Home	06:56	01:01	07:12	01:01	07:01	01:03
61031 Woodleigh Stn Exit B Upp S'goon Rd	NE11 Woodleigh The Woodleigh Mall	06:58	01:03	07:13	01:03	07:02	01:05
61041 Bef Braddell Rd Upp S'goon Rd		06:59	01:04	07:15	01:04	07:03	01:06
62111 Aft Sommerville Rd Upp S'goon Rd		07:01	01:05	07:16	01:05	07:04	01:07
62121 Aft Wolskel Rd Upp S'goon Rd		07:02	01:06	07:17	01:06	07:05	01:07
66009 Serangoon Int(Alighting) S'goon Ave 2	NE12 CC13 Serangoon NEX	07:05	01:07	07:20	01:08	07:08	01:08

Notes:

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

Historical Information

Operator	Route	Year	Date	Service changes
(Current) Known as prior to 1 November 2001	Serangoon Garden ↔ Prince Edward	1974	3 February	Re-numbered from Service 100/100A as a service between Serangoon Gdn Ter and Prince Edward Ter under 1974 Bus Rationalisation.
			8 December	Amended to ply the extended Robinson Rd, skipping Market St.
		1975	2 March	Amended to ply Sims Ave towards Serangoon Gdn Ter with the conversion of Geylang Rd to one-way traffic.
			21 July	Amended to ply St. Andrew's Rd and Stamford Rd, skipping Coleman St and Hill St.
		1976	15 February	Serves new staggered bus stop between Bank of India and Hong Leong Holdings along Robinson Rd.
			14 March	Serves new staggered bus stop outside The Cenotaph along Connaught Dr, skipping the bus stop opposite Singapore Cricket Club.
			16 August	Amended to ply Aljunied Rd with the introduction of Service 60, skipping MacPherson Est in both directions.
		1977	31 October	Amended to skip Serangoon Gdn Est with the introduction of Service 217.
		1979	11 February	Amended to ply the extended Shenton Way, Palmer Rd and Anson Rd, skipping Parsi Rd.
	Serangoon Garden ↔ World Trade Ctr	1985	13 January	Extended to World Trade Ctr Ter.
		1988	3 January	Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina Hse.
	Serangoon ↔ World Trade Ctr		13 March	Amended to Serangoon Int.
	Serangoon ↔ Ghim Moh	1989	5 November	Integrated with Service 20, extended to Ghim Moh Ter and amended to ply Beach Rd, skipping Nth Bridge Rd/Victoria St.
		1994	3 July	Amended to ply Crawford St towards Serangoon Int.
		1996	TBC	Serves additional bus stop outside Kallang Stn along Sims Ave.
		1999	TBC	Skips a pair of removed bus stops outside and opposite Wishart Rd along Telok Blangah Rd.
	100Serangoon ↔ Ghim Moh 100ASerangoon → Aljunied Rd	2000	TBC	100AIntroduced from Serangoon Int to Aljunied Rd (Aljunied Stn) during morning peak hours on weekdays.
		2002	TBC	Serves new pair of bus stops after Sommerville Rd and after Sunshine Lodge along Upp Serangoon Rd.
	100Serangoon ↔ Ghim Moh 100ASerangoon → Aljunied Rd 100BGhim Moh → Telok Blangah Rd	2003	8 September	100BIntroduced as a short-trip service from Ghim Moh Ter to Telok Blangah Rd (HarbourFront Stn) during morning peak hours on weekdays.
		2006	29 October	Serves new bus stop outside VivoCity along Telok Blangah Rd.
		2007	28 April	Serves additional bus stop outside Victoria Concert Hall along Fullerton Rd.
		2008	7 December	Skips removed bus stop opposite Temenggong D Mque along Telok Blangah Rd.
	100Serangoon ↔ Ghim Moh 100ASerangoon → Aljunied Rd		TBC	100BDiscontinued.
		2011	3 September	Amended to Serangoon Integrated Transport Hub.
			26 September	Designated wheelchair-accessible bus service (WAB).
		2016	1 May	Amended to ply Esplanade Dr with the partial closure of Fullerton Rd.
		2017	12 March	Amended to ply Upp Serangoon Rd and the diverted Upp Aljunied Rd.
		2021	26 December	Amended to ply Esplanade Dr towards Ghim Moh Ter with the closure of Connaught Dr.
		2023	10 September	Extended to terminate at Ghim Moh Rd (Blk 7) towards Ghim Moh Ter.

External Links

• Bus Service Information for Service 100 (SBS Transit)
• SimplyGo eGuide
• Bus Service Route Map