SBS Transit Bus Service 100

SBS Transit Bus Service 100 is a trunk service plying between Serangoon and Ghim Moh, passing through Upper Aljunied, Geylang Road, Beach Road, Shenton Way, HarbourFront, Alexandra, Queensway and Buona Vista.

100
66009
S'Goon Int
S'goon Ave 2
62129
Blk 403
Upp S'goon Rd
62119
Aft Sunshine Lodge
Upp S'goon Rd
61049
Aft Bartley Rd
Upp S'goon Rd
61039
Woodleigh Stn Exit A
Upp S'goon Rd
70069
Aft Bidadari Pk Dr
Upp Aljunied Rd
70059
Aft Joo Seng Rd
Upp Aljunied Rd
70049
Aft Blk 4
Upp Aljunied Rd
70039
Aljunied Pk
Aljunied Rd
70029
Aft Canossa Convent Pr
Aljunied Rd
70019
Blk 125
Aljunied Rd
81099
Blk 102
Aljunied Rd
81089
Aljunied Stn
Aljunied Rd
80089
Bef Lor 18 Geylang
Geylang Rd
80069
Opp Mohd Salleh Mque
Geylang Rd
80049
Aft Sims Way
Geylang Rd
80039
Opp Lor 1 Geylang Ter
Geylang Rd
80029
Bef Kg Bugis
Kallang Rd
01339
Bef Crawford Bridge
Crawford St
01349
Opp Blk 4
Crawford St
01429
Golden Mile Cplx
Beach Rd
01419
St. John HQ
Beach Rd
01529
Plaza Parkroyal
Beach Rd
01519
The Gateway
Beach Rd
01629
Shaw Twrs
Beach Rd
01619
Esplanade Stn Exit F
Beach Rd
02029
Opp S'pore Cricket Club
Connaught Dr
03019
OUE Bayfront
Collyer Quay
03059
One Raffles Quay
Raffles Quay
03129
UIC Bldg
Shenton Way
03217
Opp AXA Twr
Shenton Way
05649
Opp Customs Port Br HQ
Keppel Rd
14061
Opp Former Railway Stn
Keppel Rd
14071
Keppel Workshop
Keppel Rd
14081
Tg Pagar DP Blk F5
Keppel Rd
14101
Opp Keppel DP Blk 517
Keppel Rd
14141
VivoCity
Telok Blangah Rd
14121
Harbourfront Stn Exit B
Telok Blangah Rd
14131
Caribbean at Keppel Bay
Telok Blangah Rd
14151
Opp Chr Community Chapel
Telok Blangah Rd
14161
Telok Blangah Stn
Telok Blangah Rd
14171
Opp Yeo's Bldg
Telok Blangah Rd
15041
Aft PSA Bldg
Alexandra Rd
15051
Alexandra Pt
Alexandra Rd
18011
Aft Hortpark
Alexandra Rd
11511
Alexandra Hosp
Alexandra Rd
11021
Aft Queenstown NPC HQ
Queensway
11031
Opp Queen's Cl
Queensway
11041
Aft C'wealth Dr
Queensway
11051
Opp Queenstown Polyclinic
Queensway
11161
C'Wealth Stn Exit A/D
C'wealth Ave
11171
Opp Blk 7B
C'wealth Ave
11181
Opp Blk 43
C'wealth Ave
11351
Blk 13
Ghim Moh Rd
11009
Ghim Moh Ter
Ghim Moh Rd
11009
Ghim Moh Ter
Ghim Moh Rd
11359
Opp Blk 13
Ghim Moh Rd
11189
Blk 43
C'wealth Ave
11179
Blk 8
C'wealth Ave
11169
C'Wealth Stn Exit B/C
C'wealth Ave
11059
Queenstown Polyclinic
Queensway
11049
Opp Blessed Sacrament Ch
Queensway
11039
Blk 19
Queensway
11029
Blk 166
Queensway
11519
Opp Queensway Shop Ctr
Alexandra Rd
18019
Bef Telok Blangah Hill Pk
Alexandra Rd
15059
Opp Alexandra Pt
Alexandra Rd
15049
Bef PSA Bldg
Alexandra Rd
14189
Aft Alexandra Rd
Telok Blangah Rd
14179
Yeo's Bldg
Telok Blangah Rd
14169
Opp Telok Blangah Stn
Telok Blangah Rd
14159
Bef Chr Community Chapel
Telok Blangah Rd
14139
Bef Seah Im Rd
Telok Blangah Rd
14129
Harbourfront Stn Exit A
Telok Blangah Rd
14119
Opp VivoCity
Telok Blangah Rd
14109
Keppel DP Blk 517
Keppel Rd
14089
Opp Tg Pagar DP Blk F5
Keppel Rd
14069
Former Railway Stn
Keppel Rd
05641
Customs Port Br HQ
Keppel Rd
03222
Hub Synergy Pt
Anson Rd
03111
Aft Capital Twr
Robinson Rd
03031
Raffles Pl Stn Exit F
Robinson Rd
03011
Fullerton Sq
Fullerton Rd
02111
Esplanade Bridge
Esplanade Dr
01611
Raffles Hotel
Beach Rd
01621
Opp Shaw Twrs
Beach Rd
01511
Opp The Gateway
Beach Rd
01521
Opp Plaza Parkroyal
Beach Rd
01411
Opp St. John HQ
Beach Rd
01421
Opp Golden Mile Cplx
Beach Rd
01341
Southbank
Crawford St
80011
AFT PADANG JERINGAU
Kallang Rd
80031
Kallang Stn
Sims Ave
80051
Aft Lor 1 Geylang
Sims Ave
80071
Yi Xiu Fty Bldg
Sims Ave
80091
Bef Lor 23 Geylang
Sims Ave
81081
Opp Aljunied Stn
Aljunied Rd
81091
Opp Blk 105
Aljunied Rd
70011
Opp Blk 125
Aljunied Rd
70021
Opp Canossa Convent Pr
Aljunied Rd
70031
Opp Aljunied Pk
Aljunied Rd
70041
Opp Blk 4
Upp Aljunied Rd
70051
Aft Joo Seng Rd
Upp Aljunied Rd
70061
Bef Bidadari Pk Dr
Upp Aljunied Rd
61031
Woodleigh Stn Exit B
Upp S'goon Rd
61041
Bef Braddell Rd
Upp S'goon Rd
62111
Aft Sommerville Rd
Upp S'goon Rd
62121
Aft Wolskel Rd
Upp S'goon Rd
66009
S'Goon Int
S'goon Ave 2
Technical Information
Route WAB_logo_20px
Serangoon Bus Interchange  Ghim Moh Bus Terminal
Passes Through Upper Aljunied, Geylang Road, Beach Road, Shenton Way, HarbourFront, Alexandra, Queensway, Buona Vista
Route Length 23.5 km (D1) | 23.2 km (D2)
Traveling Time 85 mins
Operator Information
BCM Route Package Clementi Bus Package
Current Operator SBS Transit Ltd
Current Depot Hougang Bus Depot (HGDEP)
Current Fleet 12-metre Single Deck Bus
– 
Mercedes-Benz O530 Citaro
– 
Scania K230UB
Volvo B10M Mark IV
Departure Times from Serangoon 0530 – 2345 (Daily)
Departure Times from Ghim Moh
0600 – 0000 (Daily)
Frequency Direction 1 Direction 2
0630-0830: 06 – 12 mins
0831-1659: 07 – 17 mins
1700-1900: 06 – 15 mins
After 1900: 12 – 24 mins
0630-0830: 06 – 09 mins
0831-1659: 06 – 13 mins
1700-1900: 08 – 13 mins
After 1900: 13 – 15 mins

Route History

Service 100 connects Serangoon and Ghim Moh to the Central district, passing through Queenstown, Telok Blangah, Shenton Way, Beach Road and Aljunied. The route also connects heavy demand sectors between Serangoon Interchange and the industrial estates near Kallang Way.

MRT Stations Served
Special Departures
  • Crawford Street (Southbank) → Serangoon Int
    Weekdays: 0630hrs, 0649hrs
Short Trip Service
  • Service 100A: Serangoon Int → Aljunied Rd (Aljunied MRT Stn)
    Weekdays AM and PM Peak only

Fare: Charges basic distance fares. See Bus Fares. Calculate your bus fare using LTA’s fare calculator on MyTransport.sg here.


Gallery

Operator History
  • 1971 – 1973: Associated Bus Services Pte Ltd
  • 1973 – 2001: Singapore Bus Services Ltd
  • 2001 – Present: SBS Transit Ltd

The Bus Service Operating License (BSOL) for this route will be renewed in 2025 under the Clementi Bus Package.

History
  • 1971: Introduced as part of the 1971 Bus Reorganization, plying Serangoon Garden Estate – Prince Edward Rd and operated by Associated Bus Service
  • 1976: Amended to Aljunied Rd, skipping MacPherson Estate
  • 1985: Extended to World Trade Centre
  • 1988 (13 Mar): Amended to Serangoon Int
  • 1989: Extended to Ghim Moh Ter
  • 2011 (03 Sep): With the opening of the new Serangoon Bus Interchange, the 2 bus stops at Serangoon Stn along Upp Serangoon Rd were skipped.
  • 2011 (26 Sep): Designated wheelchair-accessible bus route (WAB)
  • 2013: Service improvement under the Bus Service Enhancement Programme (BSEP)
  • 2016 (01 May): Amended to Esplanade Dr instead of St Andrews Rd. (Main Article)
  • 2017 (12 Mar): Route Amendment due to realignment of Upp Aljunied Rd
Past Routings

External Links & References:

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