Flat C 17 Eccleston Square
SW1V 1NS
- Flat
- 1 bedroom (estimate)
- 344 sq ft
- EPC C
What comparable sales show
Strong match£450,000
Range £396,000 to £504,000 · £1,306 per sq ft
Rank in SW1V 1NS
4th of 4
Postcode average £1,047,500
From completed sales of similar homes nearby, adjusted for floor area. It cannot see condition, layout or recent work, so it is not a valuation.
In short
Flat C 17 Eccleston Square is a 1 bedroom flat in SW1V of about 344 sq ft.
Comparable completed sales nearby put it at £396,000 to £504,000, about £450,000 in the middle.
That makes it the 4th highest of the 4 homes we can compare in SW1V 1NS, where the middle figure averages £1,047,500.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£396,000
Middle
£450,000
Upper end
£504,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
The street
Eccleston Square and its sales
Flat C 17 Eccleston Square on the map
This home, the completed sales its figure is worked out from, and the other sales on Eccleston Square. Choose a pin for the address, size and date.
The Land Registry records a sale by its postcode, so pins sit at the postcode, close to the home, not on its doorstep. Map: contains OS data © Crown copyright and database rights 2026.
How Flat C 17 Eccleston Square compares with Eccleston Square
Against the 12 completed sales on the street in the last two years
Price
Size
Per sq ft
- Its middle figure of £450,000 is 71% below the street's median sale price of £1,537,500.
- At 344 sq ft it is 61% below the median size of the homes sold here, 883 sq ft.
- That is £1,306 per sq ft, 3% above the street's median of £1,270 per sq ft.
- 1 of those 12 sales completed for less than this home's middle figure, and 11 for the same or more.
A comparison of completed sales, not a valuation: it cannot see condition, layout or work done since a home last sold.
Sales activity on Eccleston Square
Completed sales registered with HM Land Registry, by quarter
- Sales in two years
- 12
- Average price
- £1,535,000
- Lowest
- £410,000
- Highest
- £3,800,000
| Quarter | Sales | Median price |
|---|---|---|
| Q1 2025 | 3 | £1,880,000 |
| Q2 2025 | 0 | – |
| Q3 2025 | 4 | £1,637,500 |
| Q4 2025 | 1 | £800,000 |
| Q1 2026 | 1 | £615,000 |
| Q2 2026 | 2 | £1,135,000 |
| Q3 2026 | 0 | – |
| Q4 2026 | 0 | – |
| Type of home | Share of sales | Median price | Per sq ft |
|---|---|---|---|
| Flats | 100% (12) | £1,537,500 | £1,270 |
Completed sales on Eccleston Square
Every sale in the last two years. Choose an address to see that home's page.
| Address | Sold | Price | Type | Size | Per sq ft |
|---|---|---|---|---|---|
| Flat 6, 41 Eccleston SquareSW1V 1PB | Apr 2026 | £620,000 | Flat | 398 sq ft | £1,557 |
| 35A Eccleston SquareSW1V 1PB | Apr 2026 | £1,650,000 | Flat | – | – |
| Flat 3, 5 Eccleston SquareSW1V 1NP | Jan 2026 | £615,000 | Flat | 484 sq ft | £1,270 |
| Lower Ground Floor Flat, 9 Eccleston SquareSW1V 1NP | Oct 2025 | £800,000 | Flat | – | – |
| 3A Eccleston SquareSW1V 1NP | Sept 2025 | £410,000 | Flat | 850 sq ft | £482 |
| Flat 5, 61 - 62 Eccleston SquareSW1V 1PH | Aug 2025 | £3,800,000 | Flat | – | – |
| Flat A, 74 Eccleston SquareSW1V 1PJ | Jul 2025 | £1,425,000 | Flat | – | – |
| Flat 1, 26 Eccleston SquareSW1V 1NS | Jul 2025 | £1,850,000 | Flat | 1,389 sq ft | £1,332 |
| Flat 5, 71 Eccleston SquareSW1V 1PJ | Mar 2025 | £1,880,000 | Flat | 1,636 sq ft | £1,149 |
| Flat 8, 61 - 62 Eccleston SquareSW1V 1PH | Mar 2025 | £1,950,000 | Flat | – | – |
| Flat 5, 20 Eccleston SquareSW1V 1NS | Feb 2025 | £800,000 | Flat | 883 sq ft | £906 |
| Flat 3, 26 Eccleston SquareSW1V 1NS | Dec 2024 | £2,620,000 | Flat | 1,507 sq ft | £1,739 |
Energy
How efficient the home is
Energy performance certificate
From the official register for Flat C 17 Eccleston Square, lodged 12 January 2017.
Rating now
C74 points
Could reach
C80 points
6 points higher with the improvements below
- Built
- 1900–1929
- Solar panels
- None recorded
What the assessor found
Each part of the home, with the certificate's own energy efficiency rating.
Walls
Solid brick, as built, no insulation (assumed)
Very poorRoof
(another dwelling above)
Not rated on the certificate
Floor
(another dwelling below)
Not rated on the certificate
Windows
Single glazed
Very poorHeating
Boiler and radiators, mains gas
GoodHeating controls
Programmer, room thermostat and TRVs
GoodHot water
From main system
GoodLighting
Low energy lighting in 38% of fixed outlets
Average
Estimated running costs
A year, now and after the recommended improvements.
£86 a year less after the improvements
Heating
Hot water
Lighting
The assessor's estimates at the energy prices in use when the certificate was made (2017), for a typical household. Today's bills will differ.
Improvements the certificate recommends
In the certificate's order. Each rating assumes the steps before it are done.
- 1
50 mm internal or external wall insulation
Typical cost £4,000–£14,000 · saves about £34 a year
Rating after77C - 2
Low energy lighting for all fixed outlets
Typical cost £25 · saves about £14 a year
Rating after77C - 3
Replace single glazed windows with low-E double glazed windows
Typical cost £3,300–£6,500 · saves about £38 a year
Rating after80C
Costs and savings are the certificate's own, as estimated when it was made.
History
What it has sold for
Sale history
Every sale of this home registered with HM Land Registry since 1995
No sale of this home has been registered since 1995.
Nearby
Neighbours and the sales behind the figure
Homes in SW1V 1NS
Ranked by what comparable sales show. Choose one to see its page.
The completed sales behind the figure
Similar homes nearby, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| Flat 6, 41 Eccleston SquareSW1V 1PB · Flat | £620,000 | Apr 2026 | 398 sq ft | £1,557 | 0.1 mi |
| Flat 3, 55 Alderney StreetSW1V 4HH · Flat | £465,000 | Jan 2026 | 366 sq ft | £1,271 | 0.1 mi |
| Flat 3, 5 Eccleston SquareSW1V 1NP · Flat | £615,000 | Jan 2026 | 484 sq ft | £1,270 | < 0.1 mi |
| Flat 1, 62 Cambridge StreetSW1V 4QQ · Flat | £499,500 | Dec 2025 | 452 sq ft | £1,105 | 0.1 mi |
| Flat D, 47 Gloucester StreetSW1V 2DB · Flat | £410,000 | Mar 2026 | 452 sq ft | £907 | 0.2 mi |
| Flat 3, 92 Wilton RoadSW1V 1DW · Flat | £190,000 | Mar 2026 | 248 sq ft | £767 | 0.2 mi |
| Flat 3, 77 Warwick SquareSW1V 2AR · Flat | £525,000 | May 2026 | 484 sq ft | £1,084 | 0.2 mi |
| Flat 1, 11 Clarendon StreetSW1V 2EN · Flat | £580,000 | Feb 2026 | 506 sq ft | £1,146 | 0.1 mi |
| Flat 2, 22 Sussex StreetSW1V 4RW · Flat | £511,999 | Jun 2026 | 506 sq ft | £1,012 | 0.2 mi |
| Flat 3, 36 Alderney StreetSW1V 4EU · Flat | £600,000 | Oct 2025 | 495 sq ft | £1,212 | 0.1 mi |
| Flat 2, 51 Winchester StreetSW1V 4NY · Flat | £695,000 | May 2026 | 538 sq ft | £1,291 | 0.2 mi |
| Flat 16, Royal Belgrave House Hugh StreetSW1V 1RR · Flat | £575,000 | Feb 2026 | 592 sq ft | £971 | 0.1 mi |
The area
SW1V at a glance
What buyers have paid in SW1V
Completed sales in the last 12 months, against the 12 months before
Flats
Terraced
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 168 | £706,964 | 724 sq ft | £963 | −23.3% |
| Flats | 155 | £666,409 | 656 sq ft | £954 | −14.4% |
| Terraced | 11 | £1,354,685 | 1,765 sq ft | £1,004 | −23.5% |
Find another home
Enter an address with its postcode, or just the postcode, to open that home's page.
Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
Energy performance data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of January 2017.
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