15a, Clarendon Road, Waltham Forest, London, E17 9AY
About 15a
15a is a three-bedroom detached house in Waltham Forest, London, London (E17 9AY). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (November 2021) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. Other recorded features include a basement.
At 110 m² the property is well over the postcode median (81 m² across 36 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). 4 planning records sit against the property, 2 approved, 2 refused. Past consents include a loft conversion and an extension, meaningful when judging how the property has evolved. Across 2001–2022, sale prices on this property compounded at 8.3% per year. On a £-per-square-foot basis, the last sale (£876/sq ft) was about 192.7% above the typical sold price in the postcode. Last sale on file: £1,037,000 in February 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 15a
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
- Bathrooms1
- BasementYes
Outside
- Private gardenSouth-facing
- GarageYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
A a loft conversion application was refused at 15a in 2023.
- Aug 2023Loft ConversionOutlineIn report
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and a roof extension above two storey outriggers, together with installation of one roof lights to front roof slope.
- Documents
- 11 docs on file
- Reference
- 231549
- Jun 2023Loft ConversionOutlineIn report
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof, and roof extension above two-storey outrigger, together with installation of one roof light to front roof slope.
- Documents
- 6 docs on file
- Reference
- 231079
We flagged 2 things worth checking at 15a
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
30-day money-back guarantee
Sales history & valuation
Price for 15a has grown more than fourfold since the 2001 starting point.
£1,056,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 20 years.
£1,037,000
Growth on file: 8.3% per year over 20 years.
Sales timeline
18 February 2022Most recent
£1,037,000
+17.2%over 4 years26 October 2017
£885,000
+332.8%over 16 years25 October 2001
£204,500
Median price across the last 5 sales in E17 9AY: £905,000 (2024–2023).
Nearby sales in E17 9AY
37 Clarendon Road, Waltham Forest, London, E17 9AY
Sold Oct 2024
£905,0005 Clarendon Road, Waltham Forest, London, E17 9AY
Sold Apr 2024
£925,00043 Clarendon Road, Waltham Forest, London, E17 9AY
Sold May 2023
£1,115,00025 Clarendon Road, Waltham Forest, London, E17 9AY
Sold Feb 2023
£610,00029a, Clarendon Road, Waltham Forest, London, E17 9AY
Sold Oct 2022
£415,000
Everything we know about 15a, 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

Versus other Clarendon Road homes
On price per m², 15a stands well clear of the street.
Price per m²
£9,427
Street avg £4,686
Floor Area
110 m²
Street avg 128 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
5.9 t/year
Street avg 5.5 t/year
Similar properties nearby
1 Eden Road, Waltham Forest
E17 9JS
1 Brunswick Street, Waltham Forest
E17 9NB
1 Alander Mews, Waltham Forest
E17 9SA
1 Eastern Road, Waltham Forest
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1 Barclay Road, Waltham Forest
E17 9JH
1 Evelyn Road, Waltham Forest
E17 9HE
1 Clarendon Road, Waltham Forest
E17 9AY
1 Addison Road, Waltham Forest
E17 9LS
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Bakers Avenue — bus stop.
Closest school
0.6 km
Thomas Gamuel Primary School. 60 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
55.3dB

Night-time· 23:00 – 07:00
44.8dB