40 Third Avenue
W10 4RT
- Terraced
- 3 bedrooms (estimate)
- 872 sq ft
- EPC C
What comparable sales show
Not enough completed sales of similar homes nearby to show a figure yet. Local agents can value it from its details and photos.
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
40 Third Avenue is a 3 bedroom terraced in W10 of about 872 sq ft.
Across Kensington and Chelsea, average prices fell 13.8% in the year to August 2026.
The street
Third Avenue and its sales
40 Third Avenue on the map
This home, the completed sales its figure is worked out from, and the other sales on Third Avenue. 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.
Sales activity on Third Avenue
Completed sales registered with HM Land Registry, by quarter
- Sales in two years
- 6
- Average price
- £561,550
- Lowest
- £406,800
- Highest
- £860,000
| Quarter | Sales | Median price |
|---|---|---|
| Q1 2025 | 6 | £536,250 |
| Q2 2025 | 0 | – |
| Q3 2025 | 0 | – |
| Q4 2025 | 0 | – |
| Q1 2026 | 0 | – |
| Q2 2026 | 0 | – |
| Q3 2026 | 0 | – |
| Q4 2026 | 0 | – |
| Type of home | Share of sales | Median price | Per sq ft |
|---|---|---|---|
| Flats | 67% (4) | £438,750 | – |
| Terraced houses | 33% (2) | £735,000 | – |
Completed sales on Third Avenue
Every sale in the last two years. Choose an address to see that home's page.
| Address | Sold | Price | Type | Size | Per sq ft |
|---|---|---|---|---|---|
| 11L Third AvenueW10 4RS | Mar 2025 | £406,800 | Flat | – | – |
| First Floor Flat, 123 Third AvenueW10 4HP | Mar 2025 | £462,500 | Flat | – | – |
| Flat 3, 58A Third AvenueW10 4BL | Mar 2025 | £615,000 | Flat | – | – |
| Flat 12, Croft House, 68 Third AvenueW10 4SN | Feb 2025 | £415,000 | Flat | – | – |
| 16 Third AvenueW10 4RT | Feb 2025 | £610,000 | Terraced | – | – |
| 53 Third AvenueW10 4HU | Jan 2025 | £860,000 | Terraced | – | – |
Energy
How efficient the home is
Energy performance certificate
From the official register for 40 Third Avenue, lodged 4 June 2026.
Rating now
C73 points
Could reach
B86 points
13 points higher with the improvements below
- Built
- Before 1900
- 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)
PoorRoof
Pitched, Unknown loft insulation
AverageFloor
Suspended, no insulation (assumed)
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
Good lighting efficiency
Good
Estimated running costs
A year, now and after the recommended improvements.
£396 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 (2026), 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 £7,500–£11,000 · saves about £188 a year
Rating after78C - 2
Floor insulation (suspended floor)
Typical cost £5,000–£10,000 · saves about £61 a year
Rating after79C - 3
Draught proof single-glazed windows
Typical cost £150–£250 · saves about £24 a year
Rating after80C - 4
Replace single glazed windows with low-E double glazed windows
Typical cost £4,500–£6,000 · saves about £123 a year
Rating after83B - 5
Add PV battery
Typical cost £500–£5,000 · saves about £145 a year
Rating after86B
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 W10 4RT
Ranked by what comparable sales show. Choose one to see its page.
The area
W10 at a glance
What buyers have paid in W10
Completed sales in the last 12 months, against the 12 months before
Flats
Terraced
Semi-detached
Detached
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 140 | £893,407 | – | – | −2.0% |
| Flats | 98 | £625,172 | – | – | −15.2% |
| Terraced | 33 | £1,303,185 | – | – | +1.8% |
| Semi-detached | 1 | £2,250,000 | – | – | – |
| Detached | 1 | £9,300,000 | – | – | – |
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 March 2026.
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