18 Grafog Street, Port Tennant, Swansea, SA1 8NQ
About 18 Grafog Street
18 Grafog Street is a mid-terrace house in Port Tennant, Swansea, Swansea (SA1 8NQ). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (October 2022) shows a C (score 72). The recommended improvements would push it to B (score 86).
It hasn't traded since January 2000, a hold of 26 years that's notably long for the area. Across 1997–2000, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £150,000 sits 476.9% above the 2000 sale of £26,000. On a £-per-square-foot basis, the last sale (£24/sq ft) was about 75.1% below the postcode norm. At 99 m² it's 23.8% larger than the typical home in the postcode (80 m² median across 25 EPCs). Its energy rating outperforms most of the postcode (better than 72% of similar EPCs).
Everything you need to know about 18 Grafog Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
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Planning history
18 Grafog 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
18 Grafog Street's modelled value sits at over four times its earliest registered sale price (1997).
£150,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 3 years.
£26,000
Growth on file: 7.6% per year over 3 years.
Sales timeline
20 January 2000Most recent
£26,000
+23.8%over 2 years20 February 1997
£21,000
Median price across the last 5 sales in SA1 8NQ: £125,000 (2024–2021).
Nearby sales in SA1 8NQ
36 Grafog Street, Port Tennant, Swansea, SA1 8NQ
Sold Sept 2024
£118,00015 Grafog Street, Port Tennant, Swansea, SA1 8NQ
Sold Oct 2022
£125,00016 Grafog Street, Port Tennant, Swansea, SA1 8NQ
Sold Dec 2021
£166,00042 Grafog Street, Port Tennant, Swansea, SA1 8NQ
Sold Sept 2021
£129,9959 Grafog Street, Port Tennant, Swansea, SA1 8NQ
Sold Jul 2021
£102,500
Versus other Grafog Street homes
Price per m² for 18 Grafog Street lags the street by a wide margin.
Price per m²
£263
Street avg £1,279
Floor Area
99 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.8 t/year
Street avg 4.2 t/year
Everything you need to know about 18 Grafog 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.






