21 Birchen Grove
NW9 8RT
- Semi-detached
- Freehold
- 3 bedrooms (estimate)
- 1,023 sq ft
- EPC E
What comparable sales show
Fair match£569,000
Range £472,000 to £666,000 · £557 per sq ft
Since last sale
−£91,000
−13.8% since Dec 2020, −2.5% a year
Rank in NW9 8RT
15th of 15
Postcode average £773,933
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
21 Birchen Grove is a 3 bedroom freehold semi-detached in NW9 of about 1,023 sq ft.
Comparable completed sales nearby put it at £472,000 to £666,000, about £569,000 in the middle.
That makes it the 15th highest of the 15 homes we can compare in NW9 8RT, where the middle figure averages £773,933.
It last sold for £660,000 in December 2020; comparable sales suggest it has lost about £91,000 since, roughly −2.5% a year.
Across Brent, average prices fell 0.3% 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
£472,000
Middle
£569,000
Upper end
£666,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
On the map
Where 21 Birchen Grove is
21 Birchen Grove 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 21 Birchen Grove, lodged 8 August 2020.
Rating now
E54 points
Could reach
B82 points
28 points higher with the improvements below
- Built
- 1930–1949
- 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, 75 mm loft insulation
AverageFloor
Suspended, no insulation (assumed)
Not rated on the certificate
Windows
Fully double glazed
AverageHeating
Boiler and radiators, mains gas
GoodHeating controls
Programmer, room thermostat and TRVs
GoodHot water
From main system
GoodLighting
Low energy lighting in all fixed outlets
Very goodSecond heating
Room heaters, anthracite
Not rated on the certificate
Estimated running costs
A year, now and after the recommended improvements.
£459 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
Increase loft insulation to 270 mm
Typical cost £100–£350 · saves about £31 a year
Rating after55D - 2
50 mm internal or external wall insulation
Typical cost £4,000–£14,000 · saves about £316 a year
Rating after68D - 3
Floor insulation (suspended floor)
Typical cost £800–£1,200 · saves about £61 a year
Rating after71C - 4
Solar water heating
Typical cost £4,000–£6,000 · saves about £51 a year
Rating after73C - 5
Solar photovoltaic panels, 2.5 kWp
Typical cost £3,500–£5,500 · saves about £336 a year
Rating after82B
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 |
|---|---|---|---|
| December 2020 | £660,000 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in NW9 8RT
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 |
|---|---|---|---|---|---|
| 22 Reeves AvenueNW9 8LP · Semi-detached | £525,000 | May 2026 | 936 sq ft | £561 | 0.7 mi |
| 34 Mallard WayNW9 8JH · Semi-detached | £800,000 | Aug 2026 | 1,453 sq ft | £551 | 0.7 mi |
| 33 Kinloch DriveNW9 7LJ · Semi-detached | £450,000 | Jan 2026 | 872 sq ft | £516 | 0.8 mi |
| 14 Holly GroveNW9 8QU · Semi-detached | £543,000 | Nov 2025 | 915 sq ft | £593 | 0.8 mi |
| 11 Parkfields AvenueNW9 7PG · Semi-detached | £660,000 | Nov 2025 | 1,442 sq ft | £458 | 0.6 mi |
| 7 Blair AvenueNW9 7LN · Semi-detached | £650,000 | Jun 2025 | 1,195 sq ft | £544 | 0.7 mi |
| 16 Kinloch DriveNW9 7LG · Semi-detached | £840,000 | Jun 2026 | 1,604 sq ft | £524 | 0.7 mi |
| 84 Kinloch DriveNW9 7JX · Semi-detached | £515,000 | Feb 2026 | 721 sq ft | £714 | 0.7 mi |
| 13 Fryent CrescentNW9 7HJ · Semi-detached | £465,000 | Jul 2026 | 840 sq ft | £554 | 1.1 mi |
| 15 Slough LaneNW9 8QN · Semi-detached | £600,000 | Jul 2026 | 1,496 sq ft | £401 | 0.9 mi |
| 60 Fryent GroveNW9 7HG · Semi-detached | £550,000 | Feb 2026 | 872 sq ft | £631 | 1.1 mi |
| 12 Burgess AvenueNW9 8TY · Semi-detached | £695,000 | Apr 2026 | 1,302 sq ft | £534 | 1 mi |
The area
NW9 at a glance
What buyers have paid in NW9
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 | 319 | £430,448 | 942 sq ft | £511 | −19.9% |
| Flats | 193 | £340,997 | 661 sq ft | £467 | −19.7% |
| Terraced | 57 | £525,179 | 1,006 sq ft | £527 | +0.4% |
| Semi-detached | 60 | £574,998 | 1,143 sq ft | £528 | −2.7% |
| Detached | 3 | £781,667 | – | – | +5.9% |
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 August 2020.
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