19b, Crymlyn Street, Port Tennant, Swansea, SA1 8NX
About 19b
19b is an end-of-terrace house in Port Tennant, Swansea, Swansea (SA1 8NX). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2020) shows an E (score 49), well below the UK norm with real room to improve. When first surveyed in November 2014 the rating was F, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good. The recommended improvements would lift it to B (score 87), a 3-band jump.
At 62 m² it's 20.5% smaller than the typical home in the postcode (78 m² median across 28 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs).
Everything you need to know about 19b
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
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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
19b 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
19b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£116,000
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 8NX: £110,000 (2025–2021).
Nearby sales in SA1 8NX
23 Crymlyn Street, Port Tennant, Swansea, SA1 8NX
Sold Apr 2025
£118,00020 Crymlyn Street, Port Tennant, Swansea, SA1 8NX
Sold Nov 2023
£118,00025 Crymlyn Street, Port Tennant, Swansea, SA1 8NX
Sold Apr 2022
£100,00032 Crymlyn Street, Port Tennant, Swansea, SA1 8NX
Sold Nov 2021
£110,00036 Crymlyn Street, Port Tennant, Swansea, SA1 8NX
Sold Sept 2021
£110,000
Versus other Crymlyn Street homes
On floor area, 19b runs well behind the street norm.
EPC Rating
49 (E)
Street avg 59 (D)
Floor Area
62 m²
Street avg 83 m²
CO₂ Emissions
4.3 t/year
Street avg 3.9 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
Everything you need to know about 19b
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
Hoo Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






