Most Expensive New Build Flats in London
London’s ultra prime residential market contains some of the most expensive apartments in the world. In the city’s most prestigious neighbourhoods such as Mayfair, Knightsbridge, Belgravia, and Hyde Park, new build flats frequently sell for between £5 million and £50 million. Exceptional penthouses can command far higher prices.
These developments combine prestigious addresses, limited supply, and services comparable to five star hotels. Research from Savills and Knight Frank shows that prime London developments consistently attract international buyers who view these properties both as luxury homes and long term wealth assets.
Below are some of the most expensive new build apartment developments shaping the top tier of the London property market.
Sources: Savills Prime London Residential Market Report, Knight Frank Prime Central London research, UK Land Registry transaction data.
One Hyde Park, Knightsbridge
One Hyde Park remains one of the most famous luxury residential developments ever built in London. Located beside Hyde Park in Knightsbridge, the building set new records for residential property prices when it was completed.
Apartments in the development regularly sell for several million pounds depending on size and position within the building. Larger residences can exceed £25 million, while the most prestigious penthouses have been valued well above £100 million.
The building is known for its high security infrastructure, private spa and wellness facilities, and concierge services associated with the Mandarin Oriental hotel nearby.
Sources: UK Land Registry property transactions, Knight Frank prime London market analysis.
The Bryanston, Hyde Park
The Bryanston is a modern residential tower positioned directly beside Hyde Park. The development was designed by internationally recognised architects and offers panoramic views across the park and the London skyline.
Apartments within the building are designed with large open living spaces, floor to ceiling windows, and private terraces overlooking Hyde Park. These features have helped the development achieve extremely high prices per square foot.
Penthouse residences in the building have reached values around £60 million due to the combination of location, architecture, and unobstructed park views.
Sources: Savills development research, Prime Central London residential studies.
The Whiteley Residences, Bayswater
The Whiteley redevelopment converts a historic Edwardian department store building in Bayswater into a luxury residential destination. The project includes a large collection of high end apartments alongside the Six Senses London hotel and wellness facilities.
Residents benefit from spa services, concierge assistance, and extensive wellness amenities integrated into the development. These hotel style services have become a defining feature of many modern luxury developments.
Premium penthouses within the development have reportedly reached values approaching £40 million, reflecting strong demand for branded residences in central London.
Sources: Savills residential development reports, UK property market research.
Chelsea Barracks Residences
Chelsea Barracks is one of the most ambitious luxury residential masterplans ever developed in central London. Located between Belgravia and Chelsea, the development combines contemporary apartments with traditional London garden squares.
The newest phases include luxury flats, penthouses, and townhouses arranged around landscaped green spaces. Residents gain access to the Garrison Club, which provides spa facilities, swimming pools, and private leisure spaces.
Large penthouse residences within the development have achieved prices exceeding £30 million due to their size, privacy, and location within one of London’s most desirable neighbourhoods.
Sources: Knight Frank Prime Central London development analysis.
60 Curzon, Mayfair
60 Curzon is a boutique luxury apartment building located close to Berkeley Square in Mayfair. The development contains a limited number of large residences designed in an Art Deco inspired style.
Apartments feature high ceilings, natural stone finishes, bespoke joinery, and carefully crafted interiors. Amenities include concierge services and secure underground parking, which are rare in central Mayfair.
Because new construction opportunities in Mayfair are extremely limited, developments like 60 Curzon often command prices exceeding £20 million for larger apartments.
Sources: Savills Prime London Residential research.
Why New Build Flats Command the Highest Prices
Several structural factors explain why new luxury apartments in London reach such extraordinary values.
First, planning restrictions and historic architecture severely limit the number of new developments that can be built in Prime Central London. Scarcity therefore plays a major role in pricing.
Second, international wealth continues to flow into the London property market. Investors from Europe, the Middle East, Asia, and North America frequently purchase luxury apartments as long term assets.
Third, modern developments now offer hospitality style services including concierge teams, wellness centres, private cinemas, and resident clubs. These amenities transform buildings into lifestyle destinations rather than simple residential blocks.
Sources: Savills global residential market analysis, Knight Frank wealth research, UK Office for National Statistics housing market data.
London’s Ultra Prime Apartment Market
The most expensive new build flats in London represent the very top of the global residential property market. Limited supply, prestigious addresses, and strong international demand continue to push values higher in Prime Central London.
For ultra high net worth buyers, these residences combine luxury living with long term investment potential, ensuring that London remains one of the world’s most influential luxury property markets.