1 Down Street, Clydach, Swansea, SA6 5HA
About 1 Down Street
1 Down Street is an end-of-terrace house in Clydach, Swansea, Swansea (SA6 5HA). It has a recorded floor area of 134 m² (around 1442 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (April 2022) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 62).
At 134 m² the property is well over the postcode median (74 m² across 44 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs). Across 2022–2023, sale prices on this property compounded at 76.4% per year. Today's modelled estimate of £185,000 is 12.1% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£114/sq ft) was about 45.8% above the typical sold price in the postcode. Most recent transfer: October 2023 at £165,000.
Energy performance
1 Down Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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 Down Street has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1 Down Street changed hands twice within eighteen months — unusual for the area.
£185,000
Modelled from EPC, postcode comparables and a sale-price growth of 76.4% per year over 1 year.
£165,000
Growth on file: 76.4% per year over 1 year.
Sales timeline
31 October 2023Most recent
£165,000
+83.3%over 1 year6 October 2022
£90,000
Median price across the last 5 sales in SA6 5HA: £115,000 (2025–2023).
Nearby sales in SA6 5HA
19 Down Street, Clydach, Swansea, SA6 5HA
Sold Aug 2025
£127,00028 Down Street, Clydach, Swansea, SA6 5HA
Sold Apr 2024
£178,00018 Down Street, Clydach, Swansea, SA6 5HA
Sold Nov 2023
£103,0003 Down Street, Clydach, Swansea, SA6 5HA
Sold Jul 2023
£115,00029 Down Street, Clydach, Swansea, SA6 5HA
Sold Aug 2022
£78,000
Versus other Down Street homes
On floor area, 1 Down Street stands well clear of the street.
Price per m²
£1,231
Street avg £984
Floor Area
134 m²
Street avg 97 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
8.4 t/year
Street avg 4.8 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clydach Infants School — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







