20 Harman Drive
DA15 8LY
- Semi-detached
- Freehold
- 3 bedrooms (estimate)
- 840 sq ft
- EPC F
What comparable sales show
Strong match£473,000
Range £417,000 to £530,000 · £564 per sq ft
Since last sale
+£98,000
+26.1% since Jul 2016, +2.3% a year
Rank in DA15 8LY
17th of 23
Postcode average £532,478
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
20 Harman Drive is a 3 bedroom freehold semi-detached in DA15 of about 840 sq ft.
Comparable completed sales nearby put it at £417,000 to £530,000, about £473,000 in the middle.
That makes it the 17th highest of the 23 homes we can compare in DA15 8LY, where the middle figure averages £532,478.
It last sold for £375,000 in July 2016; comparable sales suggest it has gained about £98,000 since, roughly +2.3% a year.
Across Bexley, average prices rose 1.9% 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
£417,000
Middle
£473,000
Upper end
£530,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
On the map
Where 20 Harman Drive is
20 Harman Drive 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 20 Harman Drive, lodged 16 May 2016.
Rating now
F38 points
Could reach
B85 points
47 points higher with the improvements below
- Built
- 1967–1975
- Solar panels
- None recorded
What the assessor found
Each part of the home, with the certificate's own energy efficiency rating.
Walls
Cavity wall, as built, no insulation (assumed)
PoorRoof
Pitched, 100 mm loft insulation
AverageFloor
Solid, no insulation (assumed)
Not rated on the certificate
Windows
Fully double glazed
AverageHeating
Electric storage heaters
AverageHeating controls
Manual charge control
PoorHot water
Electric immersion, off-peak
Very poorLighting
Low energy lighting in 17% of fixed outlets
PoorSecond heating
Room heaters, mains gas
Not rated on the certificate
Estimated running costs
A year, now and after the recommended improvements.
£844 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 (2016), 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
Increase loft insulation to 270 mm
No cost given on the certificate · saves about £29 a year
Rating after40E - 2
Cavity wall insulation
Typical cost 1,500 · saves about £290 a year
Rating after51E - 3
Floor insulation (solid floor)
Typical cost 6,000 · saves about £67 a year
Rating after54E - 4
Add additional 80 mm jacket to hot water cylinder
No cost given on the certificate · saves about £24 a year
Rating after55D - 5
Low energy lighting for all fixed outlets
No cost given on the certificate · saves about £38 a year
Rating after57D - 6
Change heating to gas condensing boiler
Typical cost 7,000 · saves about £352 a year
Rating after73C - 7
Solar water heating
Typical cost 6,000 · saves about £45 a year
Rating after75C - 8
Solar photovoltaic panels, 2.5 kWp
Typical cost 8,000 · saves about £280 a year
Rating after85B
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 |
|---|---|---|---|
| July 2016 | £375,000 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in DA15 8LY
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 |
|---|---|---|---|---|---|
| 32 Harman DriveDA15 8LY · Semi-detached | £465,000 | Jun 2025 | 732 sq ft | £635 | < 0.1 mi |
| 98 Fen GroveDA15 8QQ · Semi-detached | £535,000 | Nov 2025 | 840 sq ft | £637 | 0.1 mi |
| 19 Ashcroft AvenueDA15 8NS · Semi-detached | £470,000 | Apr 2026 | 829 sq ft | £567 | 0.2 mi |
| 5 Ashcroft AvenueDA15 8NS · Semi-detached | £466,250 | Feb 2026 | 840 sq ft | £555 | 0.2 mi |
| 271 Burnt Oak LaneDA15 8LR · Semi-detached | £505,000 | Jan 2026 | 883 sq ft | £572 | 0.2 mi |
| 5 Fairfield CloseDA15 8QS · Semi-detached | £440,000 | Sept 2025 | 797 sq ft | £552 | 0.1 mi |
| 287 Days LaneDA15 8PQ · Semi-detached | £465,000 | May 2026 | 980 sq ft | £475 | 0.2 mi |
| 311 Days LaneDA15 8PQ · Semi-detached | £450,000 | Aug 2025 | 861 sq ft | £523 | 0.2 mi |
| 26 Ashcroft AvenueDA15 8NP · Semi-detached | £555,000 | Aug 2025 | 926 sq ft | £600 | 0.2 mi |
| 274 Days LaneDA15 8PG · Semi-detached | £420,000 | Dec 2025 | 689 sq ft | £610 | 0.2 mi |
| 258 Days LaneDA15 8PG · Semi-detached | £500,000 | Aug 2025 | 710 sq ft | £704 | 0.2 mi |
| 72 Harman DriveDA15 8LY · Semi-detached | £610,000 | Jan 2026 | 1,550 sq ft | £394 | < 0.1 mi |
The area
DA15 at a glance
What buyers have paid in DA15
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 | 279 | £487,120 | 1,020 sq ft | £509 | +1.0% |
| Flats | 63 | £284,107 | 666 sq ft | £427 | −3.6% |
| Terraced | 107 | £447,200 | 846 sq ft | £545 | −0.2% |
| Semi-detached | 86 | £578,107 | 1,179 sq ft | £502 | +1.3% |
| Detached | 22 | £914,097 | 1,807 sq ft | £531 | +22.5% |
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 May 2016.
This page is built from public records. Is this your home? Claim it with your email and mobile to correct its details and add what has changed; your name and contact details are never shown. Something wrong? Contact us.