40 Lock Chase
SE3 9HA
- Flat
- Leasehold
- 3 bedrooms (estimate)
- 1,001 sq ft
- EPC F
What comparable sales show
Fair match£711,000
Range £590,000 to £832,000 · £711 per sq ft
Since last sale
+£66,000
+10.2% since Jan 2021, +1.7% a year
Rank in SE3 9HA
17th of 28
Postcode average £1,063,679
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 Lock Chase is a 3 bedroom leasehold flat in SE3 of about 1,001 sq ft.
Comparable completed sales nearby put it at £590,000 to £832,000, about £711,000 in the middle.
That makes it the 17th highest of the 28 homes we can compare in SE3 9HA, where the middle figure averages £1,063,679.
It last sold for £645,000 in January 2021; comparable sales suggest it has gained about £66,000 since, roughly +1.7% a year.
Across Greenwich, average prices fell 2.2% in the year to August 2026.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£590,000
Middle
£711,000
Upper end
£832,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
On the map
Where 40 Lock Chase is
40 Lock Chase on the map
This home and the completed sales its figure is worked out from. 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.
Energy
How efficient the home is
Energy performance certificate
From the official register for 40 Lock Chase, lodged 30 June 2020.
Rating now
F28 points
Could reach
D63 points
35 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
Pitched, no insulation (assumed)
Very poorFloor
(another dwelling below)
Not rated on the certificate
Windows
Single glazed
Very poorHeating
Electric storage heaters
AverageHeating controls
Manual charge control
PoorHot water
Electric immersion, off-peak
PoorLighting
Low energy lighting in 38% of fixed outlets
AverageSecond heating
Room heaters, mains gas
Not rated on the certificate
Estimated running costs
A year, now and after the recommended improvements.
£1,357 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 (2020), 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 £352 a year
Rating after37F - 2
Add additional 80 mm jacket to hot water cylinder
Typical cost £15–£30 · saves about £55 a year
Rating after38F - 3
Low energy lighting for all fixed outlets
Typical cost £25 · saves about £40 a year
Rating after39E - 4
Change heating to gas condensing boiler
Typical cost £3,000–£7,000 · saves about £868 a year
Rating after61D - 5
Replace single glazed windows with low-E double glazed windows
Typical cost £3,300–£6,500 · saves about £42 a year
Rating after63D
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
| Sold | Price paid | Change | A year |
|---|---|---|---|
| January 2021 | £645,000 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in SE3 9HA
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 |
|---|---|---|---|---|---|
| 12 Lock ChaseSE3 9HA · Flat | £690,000 | Jul 2026 | 947 sq ft | £728 | < 0.1 mi |
| 72 Lock ChaseSE3 9HA · Flat | £675,000 | May 2025 | 990 sq ft | £682 | < 0.1 mi |
| 57 The LawnsSE3 9TD · Flat | £700,000 | Jul 2026 | 969 sq ft | £723 | 0.2 mi |
| Flat 5, Spangate Blackheath ParkSE3 9RS · Flat | £800,000 | Apr 2026 | 990 sq ft | £808 | 0.2 mi |
| 30 Lock ChaseSE3 9HA · Flat | £540,350 | Mar 2025 | 883 sq ft | £612 | < 0.1 mi |
| Flat 3, 17 Lee TerraceSE3 9TF · Flat | £710,000 | Jan 2026 | 893 sq ft | £795 | 0.1 mi |
| 45 The LawnsSE3 9TD · Flat | £615,000 | Sept 2025 | 969 sq ft | £635 | 0.2 mi |
| 16A Lee TerraceSE3 9TZ · Flat | £850,000 | Sept 2025 | 1,098 sq ft | £774 | 0.1 mi |
| 139A Lee ParkSE3 9HE · Flat | £536,500 | Aug 2025 | 1,152 sq ft | £466 | 0.1 mi |
| Flat 8, 21 Lee TerraceSE3 9TF · Flat | £680,000 | Sept 2025 | 872 sq ft | £780 | 0.1 mi |
| Flat 4, 10 The GlebeSE3 9TG · Flat | £800,000 | Sept 2025 | 1,163 sq ft | £688 | 0.2 mi |
| Ground Floor Flat, 14 Lee TerraceSE3 9TZ · Flat | £645,000 | Jul 2025 | 872 sq ft | £740 | 0.1 mi |
The area
SE3 at a glance
What buyers have paid in SE3
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 | 366 | £652,680 | 1,053 sq ft | £657 | −0.1% |
| Flats | 214 | £441,916 | 724 sq ft | £627 | −3.4% |
| Terraced | 83 | £839,555 | 1,256 sq ft | £679 | +11.5% |
| Semi-detached | 48 | £943,979 | 1,343 sq ft | £654 | +1.9% |
| Detached | 14 | £1,702,119 | 1,906 sq ft | £835 | +26.1% |
Find another home
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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 June 2020.
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