13 Bay Street, Port Tennant, Swansea, SA1 8LB
About 13 Bay Street
13 Bay Street is a two-bedroom mid-terrace house in Port Tennant, Swansea, Swansea (SA1 8LB). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1900-1929 and council tax band B. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include notable views. It has already been extended once and our model flags further extension potential, a sign of buyer flexibility. The latest certificate (May 2018) shows a C (score 75), near the top of the C band. Earlier certificates rated it B (July 2014); the latest reading is one band lower. Between certificates, lighting went from Average to Good; while roof efficiency dropped from Good to Very Poor and window efficiency dropped from Good to Average.
Across 2003–2018, sale prices on this property compounded at 4% per year. Today's modelled estimate of £171,000 is 33.6% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£135/sq ft) was about 56.8% above the typical sold price in the postcode. Sold November 2018 for £128,000.
What this property has
Inside
- Bedrooms2
- Bathrooms2
Outside
- Notable viewsYes
Building
- Solar panelsYes
- Previously extendedYes
- Extension potentialPossible
Everything you need to know about 13 Bay Street
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
Heating controls upgraded for better temperature management
Solar PV panels (33 kWp) installed
Wall insulation improved
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
13 Bay 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
13 Bay Street valuation sits well clear of the typical sold price in this postcode.
£171,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.0% per year over 15 years.
£128,000
Growth on file: 4.0% per year over 15 years.
Sales timeline
5 November 2018Most recent
£128,000
+80.3%over 14 years17 December 2003
£71,000
Median price across the last 5 sales in SA1 8LB: £112,000 (2024–2021).
Nearby sales in SA1 8LB
11 Bay Street, Port Tennant, Swansea, SA1 8LB
Sold Jul 2024
£166,00019 Bay Street, Port Tennant, Swansea, SA1 8LB
Sold Mar 2022
£105,00016 Bay Street, Port Tennant, Swansea, SA1 8LB
Sold Nov 2021
£112,0007 Bay Street, Port Tennant, Swansea, SA1 8LB
Sold Aug 2021
£115,00022 Bay Street, Port Tennant, Swansea, SA1 8LB
Sold Mar 2021
£90,000
Versus other Bay Street homes
Price per m² for 13 Bay Street runs comfortably ahead of the street norm.
Price per m²
£1,455
Street avg £951
Floor Area
88 m²
Street avg 94 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.8 t/year
Everything you need to know about 13 Bay 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
Port Tennant Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






