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W1U

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New builds in W1U: what they really sell for.

17 new-build homes sold in W1U in the last 12 months, 29% of all sales. New flat homes sold for a median £4,900,000, 300.0% more than existing ones.

London, covering Marylebone, West End.

New homes sold

17

29% of sales, last 12 months

New-build premium

+300.0%

Flat homes

Resold, vs market

—

Too few resales

Energy bills

~£868/yr

0% have solar

Developments

Where new homes have sold

New streets with three or more new-build sales in the last two years. Price per m² uses floor areas from each home's energy certificate.

Aybrook StreetW1U 4FA · flat · 7 sold · latest Oct 2025
£4850k–£8350k£39,484/m²
George StreetW1U 8AW · terraced, flat · 19 sold · latest Oct 2025
£2800k–£9260k

The premium

New against existing homes

Median sold prices over the last two years. New homes are often a different size, so this is a guide rather than a like-for-like comparison.

Flat

+300.0%

New £4900k · existing £1225k

25 new-build sales

Running costs

What new homes here cost to run

Energy bills

~£868/yr

Typical 128 m² home

Typical rating

EPC B

Solar panels

0%

of homes

Heat pumps

0%

of homes

From the energy certificates of 7 recently built homes. Certificate costs use standard assumptions, so compare them rather than budget on them. A typical older D-rated home costs nearer £1,800 a year.

HM Land Registry price paid data, standard sales only, to September 2026. New homes appear once their sale is registered, usually a few weeks after completion.

Questions

How much more do new builds cost in W1U?

Over the last two years, new flat homes in W1U sold for a median £4,900,000 against £1,225,000 for existing ones, a difference of +300.0%. New homes are often a different size or spec, so compare price per square metre for a specific plot.

Which new developments are selling in W1U?

Recent new-build sales recorded by Land Registry in W1U include Aybrook Street, George Street. New streets appear once the first homes complete.

How do I know if a new build in W1U is fairly priced?

Compare the asking price per square metre with plots already sold on the development, allow for the new-build premium, and negotiate extras as well as price. Proptel's new-build check does this for one plot for £9.99, with the extras to ask for and a letter for the sales office.

© 2026 Proptel · Property data for buyers