158 Western Street, Swansea, SA1 3JZ
About 158 Western Street
158 Western Street is a mid-terrace house in Swansea (SA1 3JZ). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (May 2019) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in January 2010 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, hot-water efficiency went from Poor to Good and main heating went from Average to Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
Across 1995–2023, sale prices on this property compounded at 5.1% per year. Today's modelled estimate of £186,000 is 14.1% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£178/sq ft) was about 58.2% above the typical sold price in the postcode. Most recent transfer: December 2023 at £163,000.
Everything you need to know about 158 Western Street
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
Hot water system upgraded
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
158 Western Street has no planning applications on record.
But the area is active
29 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
158 Western Street has more than quadrupled in price since its earliest registered sale in 1995.
£186,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 28 years.
£163,000
Growth on file: 5.1% per year over 28 years.
Sales timeline
11 December 2023Most recent
£163,000
+38.7%over 13 years27 May 2010
£117,500
+176.5%over 9 years13 February 2001
£42,500
+6.4%over 5 years29 June 1995
£39,950
Median price across the last 5 sales in SA1 3JZ: £171,500 (2025–2022).
Nearby sales in SA1 3JZ
Versus other Western Street homes
On price per m², 158 Western Street stands well clear of the street.
Price per m²
£1,918
Street avg £1,321
Floor Area
85 m²
Street avg 97 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.7 t/year
Everything you need to know about 158 Western 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
0.2 km
YMCA — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






