21 Brock End, Portishead, Bristol, BS20 8LS
About 21 Brock End
21 Brock End is a three-bedroom detached house in Portishead, Bristol, Bristol (BS20 8LS). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (July 2016) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 80). Our model identifies extension potential, subject to local planning policy.
Sold April 2019 for £371,000. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Across 2000–2019, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £449,000 is 21% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£426/sq ft) was about 113.1% above the typical sold price in the postcode.
Know exactly what you're buying at 21 Brock End
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
- Bedrooms3
- Bathrooms2
Outside
- Private gardenRear
- GarageYes
Building
- Extension potentialPossible
Energy performance
EPC Rating
Planning history
- Mar 2021Garage ConversionFullIn report
Extension: Single storey · Rear of property
Proposed erection of a single storey rear extension and conversion of garage to living space.
Extension- Documents
- 12 docs on file
- Reference
- 21/P/0219/FUH
- Feb 2005Garage ConversionFullIn report
Conversion of garage into living accommodation.
- Documents
- 3 docs on file
- Reference
- 04/P/3337/F
What's in 21 Brock End, Portishead, Bristol, BS20 8LS's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Sale price has grown by over 3x since 2000.
£449,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 19 years.
£371,000
Growth on file: 6.4% per year over 19 years.
Sales timeline
7 April 2019Most recent
£371,000
+13.6%over 2 years21 December 2016
£326,500
+66.6%over 12 years29 July 2004
£196,000
+72.0%over 4 years4 May 2000
£113,950
Median price across the last 5 sales in BS20 8LS: £450,000 (2025–2023).
Nearby sales in BS20 8LS
63 Brock End, Portishead, Bristol, BS20 8LS
Sold Jul 2025
£550,00077 Brock End, Portishead, Bristol, BS20 8LS
Sold Mar 2025
£380,00031 Brock End, Portishead, Bristol, BS20 8LS
Sold Jan 2025
£425,000107 Brock End, Portishead, Bristol, BS20 8LS
Sold May 2024
£450,00015 Brock End, Portishead, Bristol, BS20 8LS
Sold Oct 2023
£520,000
Everything we know about 21 Brock End, 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 Brock End homes
On epc rating, 21 Brock End runs well behind the street norm.
Price per m²
£4,580
Street avg £3,312
Floor Area
81 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.2 t/year
Street avg 3.8 t/year
Similar properties nearby
1 Gaunts Close, Portishead
BS20 8BL
1 Brackenwood Gardens, Portishead
BS20 8FD
1 Denny Close, Portishead
BS20 8BN
1 Denny View, Portishead
BS20 8BS
1 High View, Portishead
BS20 8RF
1 Bedwin Close, Portishead
BS20 8BY
1 Cadbury Lane, Weston In Gordano
BS20 8PT
1 Downleaze, Portishead
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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
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Nightingale Rise — bus stop.
Closest school
1.1 km
High Down Infant School. 5 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
45.8dB

Night-time· 23:00 – 07:00
36.3dB