6 Gelli Grafog, Port Tennant, Swansea, SA1 8NZ
About 6 Gelli Grafog
6 Gelli Grafog is a semi-detached house in Port Tennant, Swansea, Swansea (SA1 8NZ). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 2007-2011 and council tax band D. The latest certificate (May 2024) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (November 2011); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 91).
At 68 m² it sits well below the postcode median (101 m² across 9 EPCs), making it one of the more compact homes locally. Across 2013–2018, sale prices on this property compounded at 3% per year. Today's modelled estimate of £226,000 is 43% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£216/sq ft) was about 44.6% above the typical sold price in the postcode. On the market in April 2018 and unlisted since — roughly 8 years.
Everything you need to know about 6 Gelli Grafog
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Planning history
6 Gelli Grafog 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
6 Gelli Grafog valuation sits well clear of the typical sold price in this postcode.
£226,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.0% per year over 5 years.
£158,000
Growth on file: 3.0% per year over 5 years.
Sales timeline
24 April 2018Most recent
£158,000
+17.0%over 5 years4 January 2013
£135,000
Median price across the last 5 sales in SA1 8NZ: £138,000 (2020–2015).
Nearby sales in SA1 8NZ
3 Gelli Grafog, Port Tennant, Swansea, SA1 8NZ
Sold Mar 2020
£167,0004 Gelli Grafog, Port Tennant, Swansea, SA1 8NZ
Sold Mar 2020
£174,0008 Gelli Grafog, Port Tennant, Swansea, SA1 8NZ
Sold May 2019
£116,00011 Gelli Grafog, Port Tennant, Swansea, SA1 8NZ
Sold Dec 2017
£138,0001 Gelli Grafog, Port Tennant, Swansea, SA1 8NZ
Sold May 2012
£124,000
Versus other Gelli Grafog homes
6 Gelli Grafog outperforms the street on price per m² by a wide margin.
Price per m²
£2,324
Street avg £1,511
Floor Area
68 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
1.6 t/year
Street avg 1.9 t/year
Everything you need to know about 6 Gelli Grafog
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
Wern Terrace — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






