11 Sion Road, Bristol, BS3 3BD
About 11 Sion Road
11 Sion Road is a two-bedroom mid-terrace house in Bristol (BS3 3BD). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (April 2024) shows an E (score 51), well below the UK norm with real room to improve. Earlier certificates rated it C (November 2008); the latest reading is 2 bands lower. Between certificates, window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 85), a 3-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer was February 2025 at £293,000 — fresh data. Today's modelled estimate of £362,000 is 23.5% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£378/sq ft) was about 66% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
Energy performance
11 Sion Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency decreased
Wall insulation improved
Heating controls upgraded for better temperature management
Hot water efficiency improved
Wall insulation upgraded
Heating controls changed
Hot water system changed
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 £955 · Includes VAT
Planning history
11 Sion Road 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
11 Sion Road valuation sits well clear of the typical sold price in this postcode.
£362,000
Modelled from EPC, postcode comparables.
£293,000
Recorded with HM Land Registry.
Sales timeline
14 February 2025Most recent
£293,000
Median price across the last 5 sales in BS3 3BD: £380,000 (2025–2021).
Versus other Sion Road homes
11 Sion Road is notably below the street on epc rating.
Price per m²
£4,069
Street avg £3,881
Floor Area
72 m²
Street avg 82 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.7 t/year
Street avg 3.5 t/year
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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







