17 Cadwallon Road, Greenwich, London, SE9 3PX
About 17 Cadwallon Road
17 Cadwallon Road is a three-bedroom end-of-terrace house in Greenwich, London, London (SE9 3PX). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (November 2019) shows an F (score 37), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 70), a 3-band jump. Period features are noted in the property record.
At 91 m² it's 15.7% smaller than the typical home in the postcode (108 m² median across 20 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold December 2020 for £475,000. Across the public record there are 4 sales, relatively high churn for a single property. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 1997–2020, sale prices on this property compounded at 7% per year. Today's modelled estimate of £564,000 is 18.7% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£485/sq ft) was about 110.2% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- GarageYes
Building
- Heating systemGas
- Period featuresYes
Energy performance
17 Cadwallon Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
A a single-storey rear extension application was refused at 17 Cadwallon Road in 2022.
- Apr 2025ExtensionOutlineIn report
Extension: Single storey
Certificate of Lawfulness (Proposed) for rear 3m extension with a pitched roof 2.5m to the eaves all materials to match existing.
- Agent
- Drew Design
- Documents
- 7 docs on file
- Reference
- 25/0411/CP
- Mar 2022ExtensionOutlineIn report
Extension: Single storey · Rear of property
Prior Approval for the construction of a single storey rear extension which will extend beyond the rear wall of the original dwelling by 4.0m, for which the maximum height will be 3.50m and the height at the eaves will be 2.50m.
- Agent
- Drew Design
- Documents
- 5 docs on file
- Reference
- 22/0292/PN1
We flagged 1 thing worth checking at 17 Cadwallon Road
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
30-day money-back guarantee
Sales history & valuation
Price for 17 Cadwallon Road has grown more than fourfold since the 1997 starting point.
£564,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 23 years.
£475,000
Growth on file: 7.0% per year over 23 years.
Sales timeline
11 December 2020Most recent
£475,000
+72.4%over 13 years30 May 2007
£275,500
+29.6%over 4 years6 January 2003
£212,500
+114.6%over 5 years22 October 1997
£99,000
Median price across the last 5 sales in SE9 3PX: £585,000 (2025–2020).
Nearby sales in SE9 3PX
59 Cadwallon Road, Greenwich, London, SE9 3PX
Sold Jan 2025
£790,00051 Cadwallon Road, Greenwich, London, SE9 3PX
Sold Jan 2023
£595,0009 Cadwallon Road, Greenwich, London, SE9 3PX
Sold Mar 2021
£475,00049 Cadwallon Road, Greenwich, London, SE9 3PX
Sold Nov 2020
£585,00065 Cadwallon Road, Greenwich, London, SE9 3PX
Sold Mar 2020
£499,950
Versus other Cadwallon Road homes
17 Cadwallon Road is notably below the street on epc rating.
Price per m²
£5,220
Street avg £3,746
Floor Area
91 m²
Street avg 116 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
7.3 t/year
Street avg 5.3 t/year
Similar properties nearby
1 Chartwell Close, Bexley
SE9 3UQ
1 Clayfarm Road, Greenwich
SE9 3PS
1 Bill Hamling Close, Greenwich
SE9 3LP
1 Chanctonbury Close, Greenwich
SE9 3PQ
1 Bromhedge, Greenwich
SE9 3DY
1 Agaton Road, Bexley
SE9 3RN
1 Beanshaw, Greenwich
SE9 3HL
1 Aldwick Close, Bexley
SE9 3UE
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
New Eltham — bus stop.
Closest school
0.6 km
Wyborne Primary School. 32 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
53.0dB

Night-time· 23:00 – 07:00
43.9dB








