9 Caswell Lane, Portbury, Bristol, BS20 7UF
About 9 Caswell Lane
9 Caswell Lane is a five-bedroom detached house in Portbury, Bristol, Bristol (BS20 7UF). It has a recorded floor area of 152 m² (around 1636 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (September 2023) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79). Other recorded features include a balcony.
It hasn't traded since October 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £618,000 sits 357.8% above the 1998 sale of £135,000. On a £-per-square-foot basis, the last sale (£83/sq ft) was about 52.7% below the postcode norm. One planning record on file: an extension approved in 2005. Past consents include an extension, meaningful when judging how the property has evolved. At 152 m² it's 22.6% larger than the typical home in the postcode (124 m² median across 11 EPCs).
Know exactly what you're buying at 9 Caswell Lane
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms5
- Bathrooms3
- EnsuiteYes
Outside
- Private gardenRear
- GarageDetached
- BalconyYes
Building
- Central heatingYes
Energy performance
EPC Rating
Planning history
Council records include a two-storey rear extension at 9 Caswell Lane.
- Nov 2005ExtensionFullIn report
Extension: Two storey · Rear of property
Erection of a two storey rear extension.
- Documents
- 10 docs on file
- Reference
- 05/P/2183/F
What's in 9 Caswell Lane, Portbury, Bristol, BS20 7UF's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
9 Caswell Lane's modelled value sits at over four times its earliest registered sale price (1998).
£618,000
Modelled from EPC, postcode comparables.
£135,000
Recorded with HM Land Registry.
Sales timeline
5 October 1998Most recent
£135,000
Median price across the last 5 sales in BS20 7UF: £345,000 (2022–2013).
Nearby sales in BS20 7UF
12 Caswell Lane, Portbury, Bristol, BS20 7UF
Sold May 2022
£355,00017 Caswell Lane, Portbury, Bristol, BS20 7UF
Sold Jan 2015
£345,0003 Caswell Lane, Portbury, Bristol, BS20 7UF
Sold Jan 2015
£298,5007 Caswell Lane, Portbury, Bristol, BS20 7UF
Sold Jan 2015
£410,00010 Caswell Lane, Portbury, Bristol, BS20 7UF
Sold Dec 2013
£250,000
Everything we know about 9 Caswell Lane, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Caswell Lane homes
On price per m², 9 Caswell Lane runs well behind the street norm.
Price per m²
£888
Street avg £2,377
Floor Area
152 m²
Street avg 150 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
4.9 t/year
Street avg 6.3 t/year
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1 Blackthorn Drive, Portishead
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Brittan Place — bus stop.
Closest school
0.7 km
St Mary's Church of England Primary School, Portbury. 4 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
58.4dB

Night-time· 23:00 – 07:00
51.1dB