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4 bed flat for sale Chester Square, London, SW1W

Guide price
£2,950,000
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Added on 18/10/2026

Type
Flat
Bedrooms
4
Bathrooms
2
Size
£1,782 per sq ft
Tenure
Leasehold
Council tax Band H £2,099 a year EPC Energy rating band C 76 potential B

Key features

  • Lift
  • Porter
  • Lateral

About this property

Situated on the first floor of an attractive period building on prestigious Chester Square, this generously proportioned apartment extends to approximately 1,656 sq ft and presents an incoming purchaser with the opportunity to create an exceptional London residence.

The accommodation currently comprises a spacious reception room with views towards the square, a separate dining room, kitchen, four bedrooms and three bathrooms.

Floorplan

Energy performance

Energy rating band C 76
Current
Potential
92+
A
81-91
B
Potential rating: 83 B
69-80
C
Current rating: 76 C
55-68
D
39-54
E
21-38
F
1-20
G

This home is rated band C, scoring 76 out of 100. The average British home is band D. Its certificate says it could reach band B (83) if the improvements it recommends were carried out.

Read from the certificate published with this listing, so it may not be the latest one. Check the government EPC register for the full certificate and its recommendations.

Council tax

Band H £2,099 a year
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
    This home: £2,099

This home is in band H, which costs £2,099 a year in Westminster for 2026/27.

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. Check a home's band on GOV.UK.

Property timeline

  1. Listed
    October 2026 £2,950,000

    4 beds · 2 baths · this listing

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

Price guide

100 comparables · within 1.5 miles

Cheaper than 57% of the 4-bed flats for sale nearby right now.

This home, £2,950,000 Median £3,475,000 · £1,635,000 – £10,325,000
Per square foot
£1,782 10% over
4-bed flats nearby £1,621
Against sold prices
12% over
SW1W sold median £1,588 / sq ft, 179 sales

Compared with 100 4-bed flats for sale within 1.5 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 SW1W over the last 24 months, per square foot of EPC floor area. All sold £/sq ft in SW1W →

Location

Chester Square, London, SW1W

Mortgage and stamp duty

Property price £2,950,000
£1.5m £4.4m
Deposit10% £295,000
£0 £3m
Interest rate 4.5%
0.5% 15%
Repayment period 25 years
5 years 40 years

A £2,655,000 mortgage. Most lenders would want a household income of about £590,000 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
41a, Chester Square Flat / maisonetteJul 20261,367 sq ft £1,628/sq ft£2,225,000
38, Chester Square Flat / maisonetteNov 20243,724 sq ft £1,114/sq ft£4,150,000
Flat 4, 40, Chester Square Flat / maisonetteSept 20231,830 sq ft £2,131/sq ft£3,900,000
Flat 1, 33 - 36, Chester Square Flat / maisonetteMay 20231,593 sq ft £1,695/sq ft£2,700,000
Flat 2, 33 - 36, Chester Square Flat / maisonetteOct 20171,561 sq ft £1,847/sq ft£2,882,600
Flat 8, 40 - 41, Chester Square Flat / maisonetteJun 2015n/a£4,600,000
Flat 11, 40 - 41, Chester Square Flat / maisonetteJun 2014n/a£4,813,000
Flat 11, 40 - 41, Chester Square Flat / maisonetteMay 2012n/a£2,800,000

All sales on Chester Square → All sold prices in Belgravia →

Area insights

The neighbourhood around this property.

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