8 Ynyswen Cottages, Brecon Road, Penycae, Swansea, SA9 1YP
About 8 Ynyswen Cottages
8 Ynyswen Cottages is a mid-terrace house in Penycae, Swansea, Swansea (SA9 1YP). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (February 2026) shows a C (score 77), near the top of the C band. When first surveyed in November 2009 the rating was G, the property has climbed 4 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Very Good and hot-water efficiency went from Very Poor to Average; while window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 88). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
Across 2010–2019, sale prices on this property compounded at 6.3% per year. Today's modelled estimate of £129,000 sits 51.8% above the 2019 sale of £85,000. On a £-per-square-foot basis, the last sale (£81/sq ft) was about 17.3% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 97 m² it's 27.6% larger than the typical home in the postcode (76 m² median across 3 EPCs). Sold October 2019 for £85,000.
Know exactly what you're buying at 8 Ynyswen Cottages
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
8 Ynyswen Cottages's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Fuel source changed
Hot water system upgraded
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water system upgraded
Wall insulation improved
Roof insulation improved
Planning history
Council records include a two-storey rear extension at 8 Ynyswen Cottages.
- Nov 2022FullIn report
Installation of AirSource Heat pump to rear of property.
- Agent
- Air Architecture
- Documents
- 34 docs on file
- Reference
- 22/21190/FUL
- Aug 2022ConditionsIn report
To discharge conditions 3 (The biodiversity enhancement scheme), 4 (external lighting), 5 (Details of glazing), 7 (external materials) and 8 (details of a proposed screen for the decking area) pursuant to planning permission 20/18560/FUL
- Agent
- Air Architecture
- Documents
- 10 docs on file
- Reference
- 22/21191/DISCON
We flagged 1 thing worth checking at 8 Ynyswen Cottages
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
8 Ynyswen Cottages valuation sits well clear of the typical sold price in this postcode.
£129,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 9 years.
£85,000
Growth on file: 6.3% per year over 9 years.
Sales timeline
24 October 2019Most recent
£85,000
+77.1%over 9 years23 May 2010
£48,000
Median price across the last 5 sales in SA9 1YP: £110,000 (2023–2012).
Nearby sales in SA9 1YP
7 Ynyswen Cottages, Brecon Road, Penycae, Swansea, SA9 1YP
Sold May 2023
£80,5006 Ynyswen Cottages, Brecon Road, Penycae, Swansea, SA9 1YP
Sold Mar 2023
£61,0004 Ynyswen Cottages, Brecon Road, Penycae, Swansea, SA9 1YP
Sold Aug 2022
£249,9951 Ynyswen Cottages, Brecon Road, Penycae, Swansea, SA9 1YP
Sold Jul 2019
£110,000
Everything we know about 8 Ynyswen Cottages, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Brecon Road homes
8 Ynyswen Cottages is notably below the street on price per m².
Price per m²
£876
Street avg £1,630
Floor Area
97 m²
Street avg 76 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
0.6 t/year
Street avg 8.3 t/year
Similar properties nearby
1 Bryn Road, Ystradgynlais
SA9 1HP
1 Bryn Heulog, Ystradgynlais
SA9 1HZ
1 Abercrave Terrace, Abercrave
SA9 1TR
1 Bryn Gorof, Lower Cwmtwrch
SA9 1DN
1 Brewers Cottage, Pelican Street, Ystradgynlais
SA9 1LG
1 Ael Y Bryn, Ystradgynlais
SA9 1HY
1 Brooklands Terrace, Abercrave
SA9 1UF
1 Barn Cottages, Hennoyadd Road, Abercrave
SA9 1UR
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Ynyswen — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.