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 NE12CC13 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 NE11 Upp S'goon Rd
70069 Aft Bidadari Pk Dr Upp Aljunied Rd
70059 Blk 7 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 EW9 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 EW10 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 CC3 Beach Rd
02029 Opp S'pore Cricket Club Connaught Dr
03019 OUE Bayfront EW14NS26 Collyer Quay
03059 One Raffles Quay Raffles Quay
03129 UIC Bldg Shenton Way
03217 Opp AXA Twr EW15 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 HarbourFront Stn/Vivocity NE1CC29 Telok Blangah Rd
14121 Aft HarbourFront Stn NE1CC29 Telok Blangah Rd
14131 Caribbean at Keppel Bay Telok Blangah Rd
14151 Opp Chr Community Chapel Telok Blangah Rd
14161 Telok Blangah Stn CC28 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 Commonwealth Stn Exit A/D EW20 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 Commonwealth Stn Exit B/C EW20 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 CC28 Telok Blangah Rd
14159 Bef Chr Community Chapel Telok Blangah Rd
14139 Bef Seah Im Rd Telok Blangah Rd
14129 Harbourfront Stn Exit A NE1CC29 Telok Blangah Rd
14119 Opp VivoCity NE1CC29 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 Bef Cantonment Rd Keppel Rd
03222 Hub Synergy Pt Anson Rd
03111 Aft Capital Twr Robinson Rd
03031 Raffles Pl Stn Exit F EW14NS26 Robinson Rd
03011 Fullerton Sq EW14NS26 Fullerton Rd
02111 Esplanade Bridge Esplanade Dr
01611 Aft 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 EW10 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 EW9 Aljunied Rd
81091 Sims Urban Oasis 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 NE11 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 NE12CC13 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 23.7 km (D1) | 23.3 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)
Bukit Batok Bus Depot (BBDEP)
Current Fleet 12-metre Single Deck Bus:
– Mercedes-Benz Citaro
– Scania K230UB
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: 06 – 16 mins
1700-1900: 07 – 13 mins
After 1900: 13 – 24 mins
0630-0830: 06 – 08 mins
0831-1659: 06 – 13 mins
1700-1900: 08 – 12 mins
After 1900: 12 – 15 mins

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
  • Beach Rd (Opp St. John HQ) → Serangoon Int
    Weekdays: 0630hrs, 0639hrs
  • Sims Ave (Aft Lor 1 Geylang) → Serangoon Int
    Weekdays: 1819hrs, 1848hrs, 1907hrs, 1927hrs & 1942hrs
Short Trip Service
  • Service 100A: Serangoon Int → Aljunied Rd (Aljunied Stn)
    Weekdays, except Public Holidays: 0630hrs, 0714hrs, 0752hrs, 0810hrs, 0909hrs, 1741hrs, 1811hrs, 1830hrs, 1853hrs, 1908hrs, 1923hrs, 1942hrs

Fare: Charges basic distance fares. See Bus Fares.


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

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