20 Coniston Avenue, Bristol, BS9 3SA
About 20 Coniston Avenue
20 Coniston Avenue is a five-bedroom detached house in Bristol (BS9 3SA). It has a recorded floor area of 172 m² (around 1851 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (March 2022) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Poor to Good; while roof efficiency dropped from Poor to Very Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 79). Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
Across 2002–2022, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£567/sq ft) was about 86.1% above the typical sold price in the postcode. Most recent transfer: October 2022 at £1,049,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One historical planning record sits against the property in 2014.
What this property has
Inside
- Bedrooms5
- Bathrooms3
Outside
- GarageYes
- Cul-de-sacYes
Building
- Extension potentialPossible
Energy performance
20 Coniston Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 7 March 2032
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,645 · Includes VAT
Planning history
1 application on record at 20 Coniston Avenue, Bristol, BS9 3SA
- Nov 2014Loft ConversionOutlineOutcome in report
Certificate of Lawfulness - proposed loft conversion with side dormer.
- Council
- Henleaze, Stoke Bishop, Westbury On Trym
- Documents
- 9 docs on file
- Reference
- 14/04896/CP
Unlock 20 Coniston Avenue, Bristol, BS9 3SA's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 3 notable nearby
- The 9 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
20 Coniston Avenue has more than tripled in price since its earliest registered sale in 2002.
£1,067,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 20 years.
£1,049,000
Growth on file: 6.5% per year over 20 years.
Sales timeline
13 October 2022Most recent
£1,049,000
+125.6%over 13 years30 September 2009
£465,000
+58.2%over 7 years18 July 2002
£294,000
Median price across the last 5 sales in BS9 3SA: £860,000 (2025–2022).
Nearby sales in BS9 3SA
Versus other Coniston Avenue homes
20 Coniston Avenue is notably below the street on co₂ emissions.
Price per m²
£6,099
Street avg £4,388
Floor Area
172 m²
Street avg 151 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
7.9 t/year
Street avg 6.3 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
164/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Red House Lane — bus stop.
Closest school
0.6 km
Elmlea Junior School. 24 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
48.0dB

Night-time· 23:00 – 07:00
38.8dB







