Property profile

Flat 440 Chester Square

SW1W 9HT

Knightsbridge & Belgravia

Area profile →

Map showing Flat 4, 40 Chester Square, London

Property Price
150k200k250k300k400k500k750k1.5M

Estimated sale price

£3,205,000

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 sold29 Sept 2023
£3,900,000Change since last sale: −£693,000 (−18%)
Annualised change
−6.5% per yearWestminster annualised change (flats) since 2023: −10% per yearThis property's value fell more slowly than the market
Price per sq ftLocal median £1,469 per sq ft
£1,752 per sq ftEstimate vs local median: +£283 per sq ft (+19%)
Local sold pricesMedian for flats in Knightsbridge & Belgravia
£1,510,000Estimate vs local median: +£1,697,000 (+112%)
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 typeFlat / End-Terrace
TenureLeasehold
Construction periodbefore 1900
Floor area170 m² / 1,830 sq ft
Rooms5 habitable / 5 heated
Floor level2
EPC ratingB
EPC inspection07 Mar 2017

Sales history

DatePriceChange
29 Sept 2023£3,900,000+0%
29 Sept 2023£3,900,000+59%
30 May 2008£2,450,000+88%
29 May 2002£1,300,000-

Local market

Property prices in Knightsbridge & Belgravia

Median price£2,475,000
Price per sq ft£1,673
Sales (last 12 months)82
Typical range (middle 50%)£1.1M – £3.9M

Based on 82 recent sales, the median property price is £2,475,000 (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
Terraced30£3,314,500£1,768
Detached1£3,050,000£1,667
Flats51£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 35 recent sold properties in the last 18 months near SW1W 9HT.

Recent sold properties in the last 18 months near SW1W 9HT
DateAddressTypeTenurePriceMap
23 Apr 2025Flat, 44, Eaton Square, London, SW1W 9BDFlatsLeasehold£410,000
15 Apr 2025Flat G, 45, Eaton Square, London, SW1W 9BDFlatsLeasehold£1,925,000
29 May 202625 - 26, Eaton Mews South, London, SW1W 9HRTerracedFreehold£11,000,000
02 Sept 202554, Chester Square, London, SW1W 9EATerracedFreehold£24,000,000
04 Jul 202560, Chester Square, London, SW1W 9EATerracedFreehold£13,750,000

Other properties at this postcode

AddressTenureFloor areaLast sale
29 Chester Square, LondonFreehold539 m²£11,000,000 (2024)
31 Chester Square, London-553 m²-
32 Chester Square, London-714 m²-
37, Chester Square, LondonLeasehold372 m²£7,200,000 (2019)
38 Chester Square, LondonLeasehold346 m²£4,150,000 (2024)
39 Chester Square, LondonLeasehold1,422 m²£3,500,000 (2010)
40, Chester Square, LondonFreehold174 m²£8,160,586 (2020)
41A, Chester Square, LondonLeasehold127 m²£1,950,000 (2007)
41B, Chester Square, LondonLeasehold120 m²£275,000 (2007)
Flat 2, 33-36 Chester Square, LondonLeasehold145 m²£2,700,000 (2023)

Area insights for SW1W 9HT

Full area profile →

Overview

Postcode SW1W 9HT 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 Sloane Square, about 0.3 miles away. There are 7 primary and 2 secondary schools in the area. There are 5 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
1.5%
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

1.5%

Approximately 1.5% 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 294 ft away from SW1W 9HT.

Flood risk

No risk

Knightsbridge, Belgravia & Hyde Park near SW1W 9HT 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 Sloane Square located about 0.3 miles away. There are 5 stations nearby.

Nearby public transport stations for SW1W 9HT
DistanceZoneNameLinesDirections
0.3 mi

1

Sloane Square

Circle, District

Walking directions to Sloane Square
0.3 mi

1

Victoria

Circle, District, Southeastern, Southern, Victoria

Walking directions to Victoria
0.5 mi

1

Hyde Park Corner

Piccadilly

Walking directions to Hyde Park Corner

Parks

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

Area Profile

Population
163
Population density
5,364.2 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
73
44.79%
Other White
42
25.77%
White and Asian (mixed)
13
7.98%
Irish
7
4.29%
Indian
6
3.68%
Total population: 163

Economics

Education (age 16+)

Level 4+ (Degree)
86
62.32%
Level 2 (GCSEs 9-4)
18
13.04%
Level 3 (A level)
16
11.59%
No qualifications
12
8.7%
Other
4
2.9%
Total 16+ residents: 138

Housing

Housing tenure

Owns outright
35
52.24%
Private landlord or letting agency
18
26.87%
Owns with a mortgage
11
16.42%
Other forms of private rent
2
2.99%
Social rents from council
1
1.49%
Total households: 67

Schools

In the SW1W 9HT postcode area, located within Knightsbridge, Belgravia & Hyde Park, there are 7 primary and 2 secondary schools in close proximity.

Nearby primary and secondary schools for SW1W 9HT
DistancePhaseNameTypeRating
0.2 miNot applicableInchbald School of DesignMiscellaneous

N/A

0.2 miNot applicableEaton House SchoolOther independent school

N/A

0.2 miPrimarySt Peter's Eaton Square CofE Primary SchoolVoluntary aided school

Requires improvement

Local amenities

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

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