3 Bryn Syfi Terrace, Swansea, SA1 6XN
About 3 Bryn Syfi Terrace
3 Bryn Syfi Terrace is a mid-terrace house in Swansea (SA1 6XN). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (May 2023) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since January 2012. Between certificates, window efficiency went from Average to Good. The recommended improvements would push it to B (score 88).
Held since March 2002 — that's 24 years off the open market, well above the local norm. Across 1998–2002, sale prices on this property compounded at 10% per year. Today's modelled estimate of £121,000 sits 218.4% above the 2002 sale of £38,000. On a £-per-square-foot basis, the last sale (£53/sq ft) was about 41% below the postcode norm. At 66 m² it's 22.4% smaller than the typical home in the postcode (85 m² median across 21 EPCs). Its energy rating outperforms most of the postcode (better than 86% of similar EPCs).
Energy performance
EPC Rating
Certificate validity
Valid until 15 May 2033
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
3 Bryn Syfi Terrace has no planning applications on record.
But the area is active
61 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
3 Bryn Syfi Terrace's modelled value sits at over four times its earliest registered sale price (1998).
£121,000
Modelled from EPC, postcode comparables and a sale-price growth of 10.0% per year over 4 years.
£38,000
Growth on file: 10.0% per year over 4 years.
Sales timeline
15 March 2002Most recent
£38,000
+45.0%over 3 years16 April 1998
£26,200
Median price across the last 5 sales in SA1 6XN: £78,100 (2025–2023).
Nearby sales in SA1 6XN
Versus other Bryn Syfi Terrace homes
On price per m², 3 Bryn Syfi Terrace runs well behind the street norm.
Price per m²
£576
Street avg £1,140
Floor Area
66 m²
Street avg 84 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.4 t/year
Street avg 3.9 t/year
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Milton Terrace — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







