3 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
About 3 Mackworth Terrace
3 Mackworth Terrace is a four-bedroom mid-terrace house in St. Thomas, Swansea, Swansea (SA1 8BH). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2021) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in September 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good and main heating went from Average to Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
Today's modelled estimate of £181,000 sits 55.4% above the 2018 sale of £116,500. One planning record on file: HMO conversion approved in 2018. Past consents include HMO conversion and change of use to residential, meaningful when judging how the property has evolved. At 124 m² it's 19.2% larger than the typical home in the postcode (104 m² median across 15 EPCs). 4 bedrooms is on the larger side for this postcode, where 3 is the typical count. On the market in May 2018 and unlisted since — roughly 8 years.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Everything you need to know about 3 Mackworth Terrace
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 efficiency improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
1 application on record at 3 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
- Apr 2018HMOFullOutcome in report
Change of use residential (Class C3) to 4 bed HMO for 4 people (Class C4)
Change of Use- Documents
- 17 docs on file
- Reference
- 2018/0374/FUL
Unlock 3 Mackworth Terrace, St Thomas, Swansea, SA1 8BH's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 53 notable nearby
- The 17 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
3 Mackworth Terrace valuation sits well clear of the typical sold price in this postcode.
£181,000
Modelled from EPC, postcode comparables.
£116,500
Recorded with HM Land Registry.
Sales timeline
3 May 2018Most recent
£116,500
Median price across the last 5 sales in SA1 8BH: £150,000 (2025–2019).
Nearby sales in SA1 8BH
8 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
Sold Jul 2025
£169,0007 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
Sold Jan 2025
£177,0001 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
Sold Jul 2020
£119,25024 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
Sold Aug 2019
£150,00029 Mackworth Terrace, St Thomas, Swansea, SA1 8BH
Sold Apr 2019
£135,000
Versus other Mackworth Terrace homes
3 Mackworth Terrace is notably below the street on price per m².
Price per m²
£940
Street avg £1,165
Floor Area
124 m²
Street avg 113 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.2 t/year
Street avg 6.1 t/year
Everything you need to know about 3 Mackworth Terrace
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Morris Lane Top — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






