First Floor Flat, 2 Gelli Street, Port Tennant, Swansea, SA1 8NJ
About First Floor Flat
First Floor Flat is an end-of-terrace house in Port Tennant, Swansea, Swansea (SA1 8NJ). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1900-1929. The latest certificate (November 2020) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump.
At 55 m² it sits well below the postcode median (81 m² across 37 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs).
Everything you need to know about First Floor Flat
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 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
First Floor Flat 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
First Floor Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£127,000
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 First Floor Flat lags the street by a wide margin.
EPC Rating
52 (E)
Street avg 65 (D)
Floor Area
55 m²
Street avg 49 m²
CO₂ Emissions
3.6 t/year
Street avg 2.4 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Everything you need to know about First Floor Flat
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.






