SBS Transit Bus Service 125 is a trunk route from St Michael’s Ter and looping at Sims Drive, passing through St Michael’s Estate, Serangoon Road, Genting Lane, Kallang Way and Sims Drive, and returning via Kallang Way, Lorong Bakar Batu, Bendemeer Road and Kitchener Road.
125
St. Michael's Ter
↺ Sims Dr (Loop)
↺ Sims Dr (Loop)
Note:
- Bus Service 125 towards both Saint Michael’s and Sims Drive duplicates along Whampoa Road and Jalan Bahagia. Check the bus destination before boarding.
– Buses displaying the Red 125 Plate head towards Sims Drive
– Buses displaying the White 125 Plate head towards Saint Michael’s.
| Route Overview | ||||||||||||
Route  |
Saint Michael’s Bus Terminal ↺ Sims Drive (Loop) | |||||||||||
| Passes Through | Jln Bahagia, Balestier Rd, Serangoon Rd, Kallang Way, Aljunied Rd | |||||||||||
| Route Length | 17.7 km | |||||||||||
| Travelling Time | 80 mins | |||||||||||
| Operator Information | ||||||||||||
| BCM Route Package | Bishan–Toa Payoh Bus Package | |||||||||||
| Current Operator | SBS Transit Ltd | |||||||||||
| Current Depot | Braddell Bus Park (BRBP) | |||||||||||
| Current Fleet | Single-deck & Double-deck buses | |||||||||||
| Operating Hours | ||||||||||||
| Departure Times from St. Michael’s |
Daily | |||||||||||
| 06:00 – 23:00 | ||||||||||||
| Operating Frequency | ||||||||||||
| Loop Service | 6.30am–8.30am | 8.31am–4.59pm | 5.00pm–7.00pm | After 7.00pm | ||||||||
| Weekdays | 11 – 12 mins | 10 – 18 mins | 10 – 16 mins | 15 – 18 mins | ||||||||
| Saturdays | 14 – 15 mins | 16 – 20 mins | 20 mins | 20 mins | ||||||||
| Sundays / Public Holidays | 15 mins | 15 – 20 mins | 20 mins | 20 mins | ||||||||
| Fare Information |
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| Fare | Charges regular distance fares |
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Service 125 serves the residents of both St. Michael’s Estate and Sims Drive with connections to Boon Keng MRT and Aljunied MRT, while serving Serangoon Road, Bendemeer Road, Kichener Road and Kallang Way. This route also serves as important connection between Kolam Ayer/Kallang Way Industrial Estates and Aljunied MRT, hence benefiting from heavy peak demand across that sector.
This service calls at several bus stops in St. Michael’s Estate twice in different directions, i.e. towards Sims Drive and towards St. Michael’s Ter. Red and white service plates are used to distinguish the direction of travel in addition to Electronic Display Signages (EDS) on buses. Red plate indicates buses heading for Sims Drive; white plate indicates buses heading for St. Michael’s Ter.
MRT Stations Served
- NE9 Boon Keng
- EW9 Aljunied
- NE8 Farrer Park
Special Departures
- MacPherson Road (Aft Tai Thong Cres) →  St. Michael’s Ter via Sims Drive
Weekdays: 08:24 & 08:36 - Sims Drive (Blk 45) →  St. Michael’s Ter
Weekdays: 05:55, 06:07 & 06:19
Weekends & Public Holidays: 05:55 & 06:11
Short Trip Service
- Service 125A: Aljunied Road (Opp Aljunied Stn) → MacPherson Road (Bef Siemens Ctr)
Weekdays (except Public Holidays) –
Mondays – Thursdays: 07:24 – 08:17
Fridays: 07:26 – 08:15
Gallery
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Operator History
- 11 Apr 1971 – 05 Dec 1971: Singapore Traction Company
- 06 Dec 1971 – 1973: United Bus Company 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 2026 under the Bishan–Toa Payoh Bus Package.Â
History
- 1971 (11 Apr): Introduced between Jln Aman Ter and Alexandra Rd Ter under 1971 Bus Reorganisation
- 1971: Extended to Delta Circus Ter
- 1971 (06 Dec): Operations transferred to UBC
- 1974 (03 Feb): Amended to Jln Bt Merah Ter under 1974 Bus Rationalisation
- 1974 (08 Dec): Amended to ply Cecil St, skipping Robinson Rd
- 1975 (21 Jul): Amended to Telok Blangah Way Ter; Amended to ply St. Andrew’s Rd and Stamford Rd, skipping Coleman St and express sectors along Hill St
- 1975 (14 Dec): Amended to ply Kg Java Rd, skipping Thomson Rd and Newton Rd
- 1978 (05 Mar): Amended to ply Keng Lee Rd with the partial conversion of Kg Java Rd to one-way traffic
- 1978 (03 Dec): Amended to ply Mayne Rd and Bt Timah Rd with the partial conversion of Mackenzie Rd to two-way traffic
- 1979 (11 Feb): Amended to ply the extended Shenton Way towards Telok Blangah Way Ter, skipping Parsi Rd and Anson Rd
- 1979 (28 Oct): Amended to ply Sungei Rd (towards Telok Blangah Way Ter) and Bt Timah Rd (towards Jln Aman Ter) with the partial conversion of Bt Timah Rd to two-way traffic and Rochor Canal Rd to one-way traffic, skipping Mackenzie Rd and Mayne Rd
- 1980 (28 Sep): Amended to Lower Delta Ter
- 1981 (15 Feb): Amended to Bt Merah Int and amended to skip Telok Blangah Cres
- 1983 (02 Jan): Amended to Whampoa Rd Ter and amended to ply Whampoa Rd, Whampoa Dr, Jln Bahagia and Kim Keat Rd when exiting St. Michael’s Est.
- 1984 (01 Apr): Amended to ply Moulmein Rd, skipping Norfolk Rd
- 1984 (27 May): Amended to ply Whampoa Dr when entering St. Michael’s Est with the closure of Jln Kebun Limau to facilitate the construction of the Central Expressway (CTE)
- 1988 (03 Jan): Serves new staggered bus stop opposite Treasury Bldg along Shenton Way, skipping the bus stop opposite Marina House
- 1993 (04 Apr): Shortened to loop at Shenton Way, amended to ply Lavender St, Serangoon Rd/Jln Besar, Rochor Canal Rd, Ophir Rd/Rochor Rd and Beach Rd and converted to a day service on weekdays and Saturdays under TransitLink Network Integration Exercise Phase 12, skipping Moulmein Rd, Thomson Rd, Keng Lee Rd, Kg Java Rd, Bt Timah Rd, Sungei Rd, Selegie Rd/Bencoolen St, Victoria St, Middle Rd and Bras Basah Rd/Stamford Rd
- 1994: Serves additional bus stop outside Balestier Twrs along Balestier Rd
- 2000 (27 Nov): Integrated with Service 20 and amended to loop at Sims Dr
- 2003 (21 Jun): Amended to ply Bendemeer Rd, Jln Besar, Kitchener Rd and Serangoon Rd under North East MRT Line Rationalisation Phase 1
- 2011 (29 May): Extended service operations to Sundays & Public Holidays.
- 2012 (25 Jun): Designated wheelchair-accessible bus service (WAB)
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Service 125 should ply Moulmein Rd, Thomson Rd, Keng Lee Rd/Kampong Java Rd, Bukit Timah Rd (Little India Stn) in both directions. Should ply whole stretch of Serangoon Road towards Sims Drive and Bendemeer Rd (no change) and Jln Besar towards St. Michael’s Ter, skips Kitchener Rd. This amended sectors can help affected Service 66 passengers in the Little India/Farrer Park/Geylang area instead.
It can terminate at Sims Place bus terminal.