View to Paddington Square development designed by Renzo Piano Building Workshop from the north end of London Street in Paddington, London W2.

Paddington Square

Paddington W2

Key Details

31 London Street, London W2 1AA
Spring 2022


Paddington Square is a new mixed-use development at the former Royal Mail sorting office site in Paddington, London W2.

Paddington Square, designed by world-renowned architect Renzo Piano, will incorporate 360,000 sq ft of prime office space, 75,220 sq ft of world-class retail and dining space, a 13,650 sq ft rooftop restaurant and a new 1.35 acre public square.

The development will also deliver a much-needed £65m investment into London’s transport infrastructure that will provide a new Bakerloo Line ticket hall in Paddington Station.

The office building will rise 14 floors above street level, with unrivalled views across Hyde Park and central London. The building will also incorporate five floors of retail, mixing global, independent, high street and heritage brands, as well as high quality restaurants and eateries.

Rooftop Restaurant
The 15,000 sq ft restaurant on two levels will be West London’s highest rooftop venue, with unrivalled panoramic views over Hyde Park and beyond. South-facing terrace.

The building complex is across the road from and overlooks Paddington Station.

Expected completion 2022.

A development by Great Western Developments Ltd.


The site is approximately 0.45 hectares in size and comprises two buildings formally used by Royal Mail.

The red-brick building is a 6 storey structure built in 1985. The frontage dates from 1907 and some of the original 1892 building has also been preserved.

Also known as Paddington Quarter, Paddington Cube and 31 London Street.

2018 - Demolition commenced, construction to start in 2019.

2016 September - Planning permission granted for the demolition of existing buildings and mixed-use redevelopment comprising a commercial cube providing up to 50,000 sqm (GEA) floorspace of office/commercial uses, retail and café/restaurant uses at lower levels and top floor level, a retail/restaurant building on Praed Street; a new major piazza including pedestrianisation of London Street, a new access road between Winsland Street and Praed Street, hard and soft landscaping, new underground station entrance and new Bakerloo Line Ticket Hall; and associated infrastructure and interface highway and transport works for underground connections, and ancillary works.(EIA Application accompanied by an Environmental Statement). Site includes 31 London Street, 128-142 Praed Street, London Street, Paddington Station Arrivals ramp and associated surrounds. Westminster Council reef. no. 16/09050/FULL.

2016 July - Sellar Property Group unveiled new plans for the site.

November 2015 - Sellar Property Group and the Singapore Hotel Property Ltd. (HPL) present Request for Scoping Opinion to Westminster City Council before a planning application is submitted to identify the information to be provided in an Environmental Impact Assessment, pursuant to Regulation 13 of the Town and Country Planning (Environmental Impact Assessment) Regulations 2011, in connection with the proposed redevelopment of 31 London Street and surrounds. Ref no: 15/10201/EIASCO

2014 October - Royal Mail Group Limited sells the site to Great Western Developments Limited for £111 million in cash.

February 2010 - Royal Mail Group's vacates the buildings.

Neighbouring Buildings

Paddington Station opposite across London Street.

Site & Location


Paddington Underground StationBakerloo, Circle, District
Paddington Station205, 23, 27, 332, 36, 7, N205, N27, N7


Main Contractor
Demolition Contractor
Fit Out Contractor
Structural Engineer
Daylight and Sunlight Consultant
Access Consultant
Quantity Surveyor
Commercial Leasing
Retail Agent


News, events, milestones and offers from the new development
We've just posted new photos of the Paddington Square development.
25/03/2021 09:09 by Buildington
Lucas has secured a specialist painting package at Paddington Square. The fit-out specialist will paint all basement and back of the house areas for the building, including specialist safety resin floor coatings, walls, ceilings and joinery. A Lucas fit-out team has already created a...
30/10/2020 18:08 by Buildington
Great Western Developments Ltd. has successfully converted the second stage of the Paddington Square development with principal construction partner Mace, agreeing a £350m contract with the project on time, and on budget. Mace was appointed in 2018 on a PCSA as part of a two-stage tender,...
26/02/2020 16:53 by Buildington


Information on this page is for guidance only and remains subject to change. Buildington does not sell or let this property. For more information about this property please register your interest on the original website or get in touch with the Connected Companies.