Property profile

20 Eaton Square

SW1W 9DD

Knightsbridge & Belgravia

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Map showing 20 Eaton Square, London

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Estimated sale price

£6,175,000

Flats sold in Knightsbridge & Belgravia

The box shows the middle 50% of flats sale prices, the whiskers show the 5th to 95th percentile, and the marker shows this property's estimated price.

Half of similar homes sold within the box; most sold within the wider line.

An indicative model estimate, not a survey or formal valuation.

This property vs market

Last sold23 Oct 2017
£20,650,000Change since last sale: −£14,474,000 (−70%)
Annualised change
−13% per yearWestminster annualised change (flats) since 2017: −3.3% per yearThis property's value fell faster than the market
Price per sq ftLocal median £1,469 per sq ft
£1,250 per sq ftEstimate vs local median: −£219 per sq ft (−15%)
Local sold pricesMedian for flats in Knightsbridge & Belgravia
£1,510,000Estimate vs local median: +£4,666,000 (+309%)
How this estimate is calculated

Area360's automated valuation uses available property details, recorded sales and local market data to estimate a sale price. This automated estimate is a guide, not a survey, mortgage valuation or formal valuation. See the valuation methodology and limitations.

Estimate calculated .

Property facts

Property typeMaisonette / Not Recorded
TenureLeasehold
Construction periodbefore 1900
Floor area459 m² / 4,941 sq ft
Rooms10 habitable / 10 heated
Floor level1
EPC ratingD
EPC inspection10 Apr 2026

Sales history

DatePriceChange
23 Oct 2017£20,650,000+2748%
06 Sept 2016£725,000-87%
17 Jan 2012£5,500,000+9%
30 May 2008£5,050,000+1612%
16 Feb 1998£295,000-

Local market

Property prices in Knightsbridge & Belgravia

Median price£2,425,000
Price per sq ft£1,673
Sales (last 12 months)86
Typical range (middle 50%)£1.1M – £3.9M

Based on 86 recent sales, the median property price is £2,425,000 (about £1,673 per square foot) in Knightsbridge & Belgravia area, with individual transactions ranging from £195,000 up to £34,000,000.

Prices by property typelast 12 months

Median sale price, median price per square foot, sales count, and percentile information for each property type in Knightsbridge & Belgravia over the last year.
TypeSalesMedian£/sq ft
Terraced32£3,232,000£1,760
Detached1£3,050,000£1,667
Flats53£1,510,000£1,469

10-year price trendmedian sale price in Knightsbridge & Belgravia

Sale price

Ten year median sale price trend for each property type in Knightsbridge & Belgravia.
YearFlatsTerraced
2016£1,505,000£3,272,375
2017£1,321,500£3,950,000
2018£1,440,000£4,000,000
2019£2,225,000£3,390,000
2020£1,630,000£3,415,000
2021£1,655,000£3,960,000
2022£2,550,000£4,500,000
2023£2,300,000£3,725,000
2024£1,975,000£4,088,250
2025£1,900,000£3,443,000
2026£1,525,000£3,986,500
Ten year median sale price trend for each property type in Knightsbridge & Belgravia.

Price per sq ft

Ten year median sale price per square foot trend for each property type in Knightsbridge & Belgravia.
YearFlatsTerraced
2016£1,584£2,111
2017£1,581£2,007
2018£1,639£1,942
2019£1,761£2,009
2020£1,416£2,010
2021£1,600£2,016
2022£1,887£2,172
2023£1,858£1,983
2024£1,625£1,955
2025£1,577£1,760
2026£1,509£1,964
Ten year median sale price per square foot trend for each property type in Knightsbridge & Belgravia.

Price distribution by property typelast 12 months

Price distribution by property type for Knightsbridge & Belgravia in the last year.

Recent sales

There were 27 recent sold properties in the last 18 months near SW1W 9DD.

Recent sold properties in the last 18 months near SW1W 9DD
DateAddressTypeTenurePriceMap
15 Apr 2025Flat F, 18 - 19, Eaton Square, London, SW1W 9DDFlatsLeasehold£3,700,000
08 Aug 202530, Eaton Square, London, SW1W 9DFOtherLeasehold£4,750,000
13 Jun 2025Flat D/E, 29, Eaton Square, London, SW1W 9DFFlatsLeasehold£2,550,000
07 Aug 2025Flat 7, 5 - 7, Eaton Square, London, SW1W 9DAFlatsLeasehold£1,850,000
19 Dec 202528, Lower Belgrave Street, London, SW1W 0LNTerracedFreehold£3,501,000

Other properties at this postcode

AddressTenureFloor areaLast sale
14, Eaton Square, LondonLeasehold204 m²£8,063,056 (2018)
16 Eaton Square, LondonLeasehold256 m²£1,170,000 (2021)
17, Eaton Square, LondonLeasehold193 m²£1,500,000 (2020)
Flat A, 15, Eaton Square, London-152 m²-
Flat B, 18-19, Eaton Square, London-111 m²-
Flat C, 15, Eaton Square, London-208 m²-
Flat D, 15, Eaton Square, London-94 m²-
Flat E, 15, Eaton Square, LondonLeasehold119 m²£475,000 (2005)
Flat F, 15 Eaton Square, LondonLeasehold203 m²£785,000 (2004)
Flat G, 18-19 Eaton Square, London, LondonLeasehold82 m²£1,000,000 (2022)

Area insights for SW1W 9DD

Full area profile →

Overview

Postcode SW1W 9DD is located in a major urban area, within the Knightsbridge & Belgravia ward of Westminster in the London region, and forms part of the Knightsbridge, Belgravia & Hyde Park area. It has low deprivation and very high crime levels, with around 222.5 crimes per 1,000 residents per year, roughly 1.7× the London average of 130 per 1,000. The average income per household in Knightsbridge, Belgravia & Hyde Park is £111,408 per year. The nearest station is Victoria, about 0.2 miles away. There are 6 primary and 2 secondary schools in the area. There are 4 parks nearby, the closest small park is Grosvenor Gardens.

Crime rate
10/10
Crimes per 1k residents
223
Deprivation level
3/10
Income level
10/10
Social housing
4.9%
Connectivity
10/10
Flood Risk
No risk
Noise Level
Moderate

Deprivation level

3/10

Knightsbridge, Belgravia & Hyde Park has a low level of deprivation, ranked at position 24,755 out of 32,844 areas in the United Kingdom, placing it within the bottom 25% least deprived areas in England.

Crime level

10/10

Knightsbridge, Belgravia & Hyde Park has a very high crime rate, with approximately 222.5 reported incidents per 1,000 population each year.

Social housing

4.9%

Approximately 4.9% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 3.1% of dwellings are socially rented.

Income level

10/10

The average income per household in Knightsbridge, Belgravia & Hyde Park is £111,408 per year.

Noise Level

Moderate

Moderate noise level (65.0-69.9 dB) from road, approximately 116 ft away from SW1W 9DD.

Flood risk

No risk

Knightsbridge, Belgravia & Hyde Park near SW1W 9DD has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

10/10

The nearest station is Victoria located about 0.2 miles away. There are 5 stations nearby.

Nearby public transport stations for SW1W 9DD
DistanceZoneNameLinesDirections
0.2 mi

1

Victoria

Circle, District, Southeastern, Southern, Victoria

Walking directions to Victoria
0.4 mi

1

Sloane Square

Circle, District

Walking directions to Sloane Square
0.4 mi

1

Hyde Park Corner

Piccadilly

Walking directions to Hyde Park Corner

Parks

Nearby parks and green spaces for SW1W 9DD
DistanceNameSizeDirections
0.2 miGrosvenor GardensSmallWalking directions to Grosvenor Gardens
0.3 miEbury Square GardensSmallWalking directions to Ebury Square Gardens
0.1 miGrosvenor GardensSmallWalking directions to Grosvenor Gardens

Area Profile

Population
169
Population density
6,550.4 per km²

Crime

Crime per 1,000 population

Theft from the person
59.15(+531%)
Violence and sexual offences
43.19(+39%)
Other theft
32.86(+187%)
Anti-social behaviour
30.99(+15%)
Criminal damage and arson
23.47(+311%)
London average

Demographics

Ethnic groups

British
57
33.53%
Other White
57
33.53%
Other
11
6.47%
Indian
10
5.88%
Other Mixed or Multiple ethnic groups
7
4.12%
Total population: 170

Economics

Education (age 16+)

Level 4+ (Degree)
94
62.67%
No qualifications
20
13.33%
Level 2 (GCSEs 9-4)
14
9.33%
Level 3 (A level)
9
6%
Other
7
4.67%
Total 16+ residents: 150

Housing

Housing tenure

Private landlord or letting agency
38
46.91%
Owns outright
22
27.16%
Owns with a mortgage
12
14.81%
Other forms of private rent
4
4.94%
Other social rented
3
3.7%
Total households: 81

Schools

In the SW1W 9DD postcode area, located within Knightsbridge, Belgravia & Hyde Park, there are 6 primary and 2 secondary schools in close proximity.

Nearby primary and secondary schools for SW1W 9DD
DistancePhaseNameTypeRating
0.1 miPrimarySt Peter's Eaton Square CofE Primary SchoolVoluntary aided school

Requires improvement

0.3 miNot applicableInchbald School of DesignMiscellaneous

N/A

0.3 miNot applicableEaton House SchoolOther independent school

N/A

Local amenities

15 nearby supermarkets & convenience stores within mi of SW1W 9DD

Nearby supermarkets & convenience stores for SW1W 9DD
DistanceNameAddressDirections
0.2 miBelgravia Village StoreWestminster, SW1W 9LXWalking directions to Belgravia Village Store
0.2 miSweet ExpressWestminster, SW1V 1JTWalking directions to Sweet Express
0.2 miM&S Simply FoodTerminus Place, Westminster, SW1V 1JUWalking directions to M&S Simply Food
0.2 miSainsbury's LocalWestminster, SW1W 9SJWalking directions to Sainsbury's Local
0.2 miSainsbury's Local14-20 Elizabeth Street, London, SW1W 9RBWalking directions to Sainsbury's Local