Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started9 Mardale Drive is a semi-detached house in Brent, London, London (NW9 0RX). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (October 2025) shows a C (score 71). When first surveyed in February 2013 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good and lighting went from Average to Very Good; while roof efficiency dropped from Good to Average.
Sale prices here have outpaced London HPI: 4% per year against 0% for the wider region. Today's modelled estimate of £572,000 is 20.4% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£573/sq ft) was about 93.3% above the typical sold price in the postcode. One planning record on file: an extension approved in 2023. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). Most recent transfer: December 2020 at £475,000.
9 Mardale Drive has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Prior approval for a single storey rear extension to dwellinghouse, in metres:Extending beyond the rear wall of the original house - 6mMaximum height - 3.6mEaves height - 3m
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£572,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.0% per year over 7 years.
£475,000
Growth on file: 4.0% per year over 7 years.
Price per m² for 9 Mardale Drive runs comfortably ahead of the street norm.
Price per m²
£6,169
Street avg £4,682
Floor Area
77 m²
Street avg 97 m²
Habitable Rooms
4 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Townsend Lane — bus stop.

Daytime· 07:00 – 23:00
52.8dB

Changes detected from historical EPC data
Hot water system upgraded
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
4 December 2020Most recent
£475,000
+33.1%over 7 years26 July 2013
£357,000
Median price across the last 5 sales in NW9 0RX: £455,000 (2020–2006).
Street avg 5 rooms
CO₂ Emissions
2.4 t/year
Street avg 4.1 t/year
Closest school
0.1 km
Oliver Goldsmith Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
42.7dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell