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3 bed flat for sale Mount Street, Mayfair, W1K

Offers in excess of
£7,000,000
United Kingdom Sotheby's International Realty logo

Added on 27/10/2026

Type
Flat
Bedrooms
3
Bathrooms
3
Size
£2,827 per sq ft
Tenure
Leasehold

Key features

  • Excellent Condition
  • Lift
  • Modern Finishings
  • Underfloor Heating
  • Furnished
  • Roof Terrace
  • Central Location
  • Newly Refurbished

About this property

Spanning 2,476 sq. ft., this three-bedroom penthouse is one of just four homes within the residential building. It boasts sumptuously appointed interiors, immaculately retained period features, and a splendid roof terrace. It is uniquely configured, enhancing the sense of light and space, while curated entertainment amenities uplift daily living.

Floorplan

Council tax

Ask agent
Per year
  • Band A
    £700
  • Band B
    £816
  • Band C
    £933
  • Band D
    £1,050
  • Band E
    £1,283
  • Band F
    £1,516
  • Band G
    £1,749
  • Band H
    £2,099

The agent hasn't said which band this home is in; you can look it up on GOV.UK. In Westminster, 2026/27 bills run from £700 a year in band A to £2,099 in band H.

Figures from MHCLG (Open Government Licence v3): the average bill for each band across Westminster, including the typical parish precept, so a parish's own bill can differ a little. Discounts lower the bill, such as 25% off for an adult living alone.

Property timeline

  1. Listed
    October 2026 £7,000,000

    3 beds · 3 baths · this listing

Past sales can't be shown: the agent hasn't given the flat number.

Price guide

100 comparables · within 0.8 miles

Priced above 85% of the 3-bed flats for sale nearby right now.

This home, £7,000,000 Median £2,775,000 · £1,495,000 – £8,375,900
Per square foot
£2,827 52% over
3-bed flats nearby £1,857
Against sold prices
9% over
W1K sold median £2,600 / sq ft, 42 sales

Compared with 100 3-bed flats for sale within 0.8 miles, on the market now or already under offer. The range is the middle 80% of their asking prices. Sold prices are HM Land Registry sales in W1K over the last 24 months, per square foot of EPC floor area. All sold £/sq ft in W1K →

Location

Mount Street, Mayfair, W1K

Mortgage and stamp duty

Property price £7,000,000
£3.5m £10.5m
Deposit10% £700,000
£0 £7m
Interest rate 4.5%
0.5% 15%
Repayment period 25 years
5 years 40 years

A £6,300,000 mortgage. Most lenders would want a household income of about £1,400,000 to support it.

A guide only, for a capital repayment mortgage. The rate you are offered and what you can borrow depend on your circumstances and a full application with a lender or broker. Your home may be repossessed if you do not keep up repayments on your mortgage.

Properties sold nearby

HM Land Registry sales nearby. Floor areas from Energy Performance Certificates where matched.

AddressSoldSizePrice
Flat 4, 120, Mount Street Flat / maisonetteJan 20112,282 sq ft £1,641/sq ft£3,745,000
Flat 3, 120, Mount Street Flat / maisonetteOct 20092,131 sq ft £1,483/sq ft£3,160,000
Flat 3, 120, Mount Street Flat / maisonetteJul 20062,131 sq ft £891/sq ft£1,900,000
Flat 1, 120, Mount Street Flat / maisonetteFeb 20052,379 sq ft £788/sq ft£1,875,000
Flat 1, 120, Mount Street Flat / maisonetteAug 19952,379 sq ft £338/sq ft£805,000
Flat 4, 120, Mount Street Flat / maisonetteJun 19952,282 sq ft £357/sq ft£815,000
Flat 3, 120, Mount Street Flat / maisonetteJun 19952,131 sq ft £439/sq ft£935,000

All sales on Mount Street → All sold prices in Westminster →

Area insights

The neighbourhood around this property.

Marketed by
United Kingdom Sotheby's International Realty, Mayfair - United Kingdom Sotheby's International Realty
48 Conduit Street, London
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