SBS Transit Bus Service 851

SBS Transit Bus Service 851 is a trunk route between Yishun Bus Interchange and Bukit Merah Bus Interchange, passing through Lentor, Ang Mo Kio, Thomson, Rochor Canal, City Hall, Chinatown and Tiong Bahru.

Route Overview
Route	Yishun Bus Interchange ↔ Bukit Merah Bus Interchange
Passes Through	Yishun Ave 2, Lentor Ave, Ang Mo Kio Ave 6, Marymount Rd, Thomson Rd, Nth Bridge Rd / Victoria St, New Bridge Rd / Eu Tong Sen St, Tiong Bahru Rd
Route Length	Towards Bukit Merah: 23.4 km						Towards Yishun: 23.1 km
Travelling Time	86 – 102 mins
Operator Information
BCM Route Package	Seletar Bus Package
Current Operator	SBS Transit Ltd
Current Depot	Seletar Bus Depot (SEDEP)
Current Fleet	12-metre Single Deck Bus – Mercedes-Benz Citaro						12-metre Double Deck Bus – Volvo B9TL
Operating Hours
Departure Times from Yishun	Daily
	05:30 – 23:40
Departure Times from Bukit Merah	Daily
	05:40 – 23:45
Operating Frequency
From Yishun	6:30am–8.30am			8.31am–4.59pm			5.00pm–7.00pm			After 7.00pm
Weekdays	8 – 9 mins			8 – 12 mins			9 – 12 mins			12 – 13 mins
Saturdays	9 – 10 mins			7 – 11 mins			8 – 11 mins			11 – 13 mins
Sundays / Public Holidays	10 – 11 mins			9 – 10 mins			10 – 11 mins			10 – 12 mins
From Bukit Merah	6:30am–8.30am			8.31am–4.59pm			5.00pm–7.00pm			After 7.00pm
Weekdays	9 – 10 mins			9 – 12 mins			8 – 9 mins			11 – 12 mins
Saturdays	12 mins			8 – 10 mins			10 – 11 mins			10 – 13 mins
Sundays / Public Holidays	12 – 13 mins			9 – 12 mins			8 – 10 mins			10 – 12 mins
Fare Information
Fare	Charges regular distance fares

Service 851 is a trunk route serving between the housing estates of Yishun, Ang Mo Kio, Marymount, Thomson, Bukit Merah and Tiong Bahru with connections to the City areas, namely Chinatown, Bras Basah and Rochor Canal. The route is frequented as a popular connection between various housing estates, as well as between housing estates and the City.

The route shares its popular Tiong Bahru – Bras Basah connection with Service 33, and also shares long duplicating sectors with Service 852 and 853/853M between Yishun–Marymount and Yishun–Ang Mo Kio respectively.

MRT Stations Served

• NS13 Yishun
• NS14 Khatib
• NS15 Yio Chu Kang
• CC16 Marymount
• NS20 Novena
• NE7DT12 Little India
• DT13 Rochor
• EW12DT14 Bugis
• EW13NS25 City Hall
• NE5 Clarke Quay
• NE4DT19 Chinatown
• EW16NE3 Outram Park
• EW17 Tiong Bahru

Special Departures

• Marymount Rd (Blk 260) → Bukit Merah Int
  Weekdays: 05:45

Route Variant

• Express 851e: Yishun Bus Interchange ↔ New Bridge Road / Eu Tong Sen Street
  Daily

Gallery (SBS Transit)

Poster Gallery

Gallery (SMRT Buses)

Operator History

• 1985 – 2004: Trans-Island Bus Services Ltd
• 2004 – 24 Mar 2018: SMRT Buses Ltd
• 25 Mar 2018 – Present: SBS Transit Ltd

The Bus Service Operating License (BSOL) for this route will be renewed in 2023 under the Seletar Bus Package.

History

• 1985 (17 Feb): Introduced between Yishun Central Ter and Bt Merah Int
• 1987 (06 Apr): Skips abolished bus stop before College Rd along Outram Rd
• 1987 (23 Aug): Amended to Yishun Int
• 1987 (27 Sep): Amended to ply the extended Eu Tong Sen St towards Yishun Int to facilitate the first stage of road expansion along New Bridge Rd
• 1987 (01 Nov): Amended to ply Eu Tong Sen St to facilitate the second stage of road expansion along New Bridge Rd
• 1987 (13 Dec): Serves new staggered bus stop opposite Peninsula Plaza along North Bridge Rd, skipping the bus stop outside St Andrew’s Cathedral
• 1988 (20 Mar): Amended to ply Upp Cross St and New Bridge Rd, skipping Neil Rd
• 1990 (22 Jul): Serves additional bus stop outside Ellenborough Market along Eu Tong Sen St
• 1997 (07 Dec): Amended to ply South Bridge Rd, Neil Rd and Cantonment Rd with the partial closure of New Bridge Rd to facilitate the construction of Chinatown MRT station on the North East MRT Line
• 2001 (18 Feb): Serves the bus stop outside Novena Stn along Thomson Rd, skipping the bus stop outside Novena Church
• 2002 (20 Apr): Amended to ply Upp Cross St and the reinstated New Bridge Rd, skipping South Bridge Rd, Neil Rd and Cantonment Rd
• 2003: Skips a pair of bus stops near LP 94 and opposite LP 91 along Lentor Ave
• 2009 (01 Jun): Designated wheelchair-accessible bus route (WAB)
• 2015 (14 Mar): Amended to Yishun Temp Int
• 2018 (25 Mar): Operations transferred to SBS Transit Ltd
• 2019 (08 Sep): Amended to Yishun Integrated Transport Hub
• 2020 (12 Jan): Skips a pair of abolished bus stops under and after Lentor Flyover along Lentor Ave
• 2020 (08 Nov): Bus Stop 51041 (Opp SLF Cplx) temporarily merged with Bus Stop 51031 (S’pore Polo Club) along Thomson Road to facilitate construction of North-South Corridor

Past Routings

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