31 Costons Avenue, Greenford, UB6 8RJ
About 31 Costons Avenue
31 Costons Avenue is a three-bedroom semi-detached house in Greenford (UB6 8RJ). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (September 2021) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). Records show the property has been extended at some point in its history.
One planning record on file: an extension approved in 2023. Past consents include an extension, meaningful when judging how the property has evolved. Across 1995–2022, sale prices on this property compounded at 8.4% per year. Today's modelled estimate of £665,000 is 10.8% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£507/sq ft) was about 69.9% above the typical sold price in the postcode. Most recent transfer: January 2022 at £600,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 31 Costons Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms2
- EnsuiteYes
Outside
- ParkingOff street
Building
- Previously extendedYes
- RefurbishedYes
Energy performance
EPC Rating
Planning history
31 Costons Avenue has an approved single-storey rear extension on the planning record.
- May 2023ExtensionFullIn report
Extension: Single storey · Rear of property
First floor rear extension and all associated works
- Agent
- Resi
- Documents
- 9 docs on file
- Reference
- 231118HH
We flagged 3 things worth checking at 31 Costons Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
- Environmental risk flagged
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Sales history & valuation
Price for 31 Costons Avenue has grown more than fourfold since the 1995 starting point.
£665,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.4% per year over 26 years.
£600,000
Growth on file: 8.4% per year over 26 years.
Sales timeline
28 January 2022Most recent
£600,000
+210.9%over 20 years19 April 2001
£193,000
+168.1%over 5 years8 November 1995
£72,000
Median price across the last 5 sales in UB6 8RJ: £547,000 (2024–2021).
Nearby sales in UB6 8RJ
Everything we know about 31 Costons Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby
- Environmental risk flagged

Versus other Costons Avenue homes
On habitable rooms, 31 Costons Avenue runs well behind the street norm.
Price per m²
£5,455
Street avg £3,920
Floor Area
110 m²
Street avg 110 m²
Habitable Rooms
3 rooms
Street avg 6 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.6 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Cowgate Road — bus stop.
Closest school
0.3 km
Coston Primary School. 40 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
56.7dB

Night-time· 23:00 – 07:00
48.9dB