1a, Flat 3, Sion Road, Bristol, BS3 3BD
About 1a
1a is a semi-detached house in Bristol (BS3 3BD). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 1900-1929. The latest certificate (July 2023) shows a C (score 80), near the top of the C band. Earlier certificates rated it B (May 2009); the latest reading is one band lower. Between certificates, wall efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 82).
At 41 m² it sits well below the postcode median (72 m² across 34 EPCs), making it one of the more compact homes locally.
Everything you need to know about 1a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
1a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
1a has no planning applications on record.
But the area is active
9 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£204,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in BS3 3BD: £380,000 (2025–2023).
Versus other Sion Road homes
On epc rating, 1a stands well clear of the street.
EPC Rating
80 (C)
Street avg 75 (C)
Floor Area
41 m²
Street avg 44 m²
CO₂ Emissions
0.9 t/year
Street avg 1.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about 1a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Sion Road — bus stop.
Closest school
0.2 km
Compass Point Primary School. 35 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
52.4dB
Night-time· 23:00 – 07:00
42.1dB