5 Gelli Street, Port Tennant, Swansea, SA1 8NJ
About 5 Gelli Street
5 Gelli Street is a mid-terrace house in Port Tennant, Swansea, Swansea (SA1 8NJ). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (August 2014) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. The latest certificate is from August 2014, so improvements made since then won't be reflected.
At 92 m² it's 15% larger than the typical home in the postcode (80 m² median across 37 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs).
Everything you need to know about 5 Gelli Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Aug 2024
EPC Rating
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
5 Gelli Street has no planning applications on record.
But the area is active
53 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
5 Gelli Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£126,000
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 SA1 8NJ: £127,000 (2025–2021).
Nearby sales in SA1 8NJ
35 Gelli Street, Port Tennant, Swansea, SA1 8NJ
Sold Jan 2025
£127,0003 Gelli Street, Port Tennant, Swansea, SA1 8NJ
Sold Sept 2024
£137,95040 Gelli Street, Port Tennant, Swansea, SA1 8NJ
Sold Aug 2024
£104,9509 Gelli Street, Port Tennant, Swansea, SA1 8NJ
Sold Jan 2024
£87,00037 Gelli Street, Port Tennant, Swansea, SA1 8NJ
Sold Oct 2021
£137,000
Versus other Gelli Street homes
EPC Rating for 5 Gelli Street lags the street by a wide margin.
EPC Rating
44 (E)
Street avg 65 (D)
Floor Area
92 m²
Street avg 86 m²
CO₂ Emissions
5.7 t/year
Street avg 3.4 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Everything you need to know about 5 Gelli Street
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

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The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Stephens Church — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






