9 St Helens Avenue, Swansea, SA1 4ND
About 9 St Helens Avenue
9 St Helens Avenue is a mid-terrace house in Swansea (SA1 4ND). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (September 2021) shows a D (score 56), a step below the typical UK home. The recommended improvements would push it to C (score 77).
Today's modelled estimate of £262,000 sits 101.5% above the 2012 sale of £130,000. On the market in November 2012 and unlisted since — roughly 14 years.
Energy performance
9 St Helens Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
9 St Helens Avenue has no planning applications on record.
But the area is active
44 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
9 St Helens Avenue valuation sits well clear of the typical sold price in this postcode.
£262,000
Modelled from EPC, postcode comparables.
£130,000
Recorded with HM Land Registry.
Sales timeline
13 November 2012Most recent
£130,000
Median price across the last 5 sales in SA1 4ND: £252,000 (2025–2020).
Nearby sales in SA1 4ND
Versus other St Helens Avenue homes
On price per m², 9 St Helens Avenue runs well behind the street norm.
Price per m²
£878
Street avg £1,139
Floor Area
148 m²
Street avg 150 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
6.8 t/year
Street avg 6.9 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Helens Crescent — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







