Bwthyn Briallu, Iorwerth Avenue, Aberystwyth, SY23 1EW
About Bwthyn Briallu
Bwthyn Briallu is a detached house in Aberystwyth (SY23 1EW). It has a recorded floor area of 80 m² (around 860 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (November 2010) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 60). Main heating runs on electricity. The latest certificate is from November 2010, so improvements made since then won't be reflected.
At 80 m² it sits well below the postcode median (195 m² across 11 EPCs), making it one of the more compact homes locally. 15 years since the last transfer (June 2011). Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 2006–2011, sale prices on this property compounded at 2.6% per year. Today's modelled estimate of £307,000 is 18.1% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£302/sq ft) was about 144.9% above the typical sold price in the postcode.
Know exactly what you're buying at Bwthyn Briallu
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Bwthyn Briallu's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Nov 2020
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Jul 2018ExtensionFullIn report
Extension: Single storey · Side and rear of property
Codi estyniad un llawr i'r ochr a'r cefn. Erection of a single storey extension to side and rear.
- Documents
- 8 docs on file
- Reference
- A180514
- Mar 2009DemolitionHeritageIn report
Dymchwel piler brics er mwyn creu ffordd fynediad i gerbydau. Demolition of brick pillar to enable vehicular access
- Reference
- A090103CA
What's in Bwthyn Briallu, Iorwerth Avenue, Aberystwyth, SY23 1EW's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Bwthyn Briallu saw 4 transfers in just over a decade — high turnover for the postcode.
£307,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.6% per year over 5 years.
£260,000
Growth on file: 2.6% per year over 5 years.
Sales timeline
8 June 2011Most recent
£260,000
+113.1%over 2 years9 January 2009
£122,000
25 September 2008
£122,000
-47.2%over 1 year3 November 2006
£231,000
Median price across the last 5 sales in SY23 1EW: £337,000 (2021–2016).
Nearby sales in SY23 1EW
Glanfraed, Iorwerth Avenue, Aberystwyth, SY23 1EW
Sold Mar 2021
£388,000Tycelyn, Iorwerth Avenue, Aberystwyth, SY23 1EW
Sold Oct 2018
£337,000Bro Gynin, Iorwerth Avenue, Aberystwyth, SY23 1EW
Sold Jan 2018
£375,000Bryn Illtud, Iorwerth Avenue, Aberystwyth, SY23 1EW
Sold Aug 2017
£220,000Haulfryn, Iorwerth Avenue, Aberystwyth, SY23 1EW
Sold Dec 2016
£209,000
Everything we know about Bwthyn Briallu, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Iorwerth Avenue homes
On price per m², Bwthyn Briallu stands well clear of the street.
Price per m²
£3,253
Street avg £1,504
Floor Area
80 m²
Street avg 194 m²
Habitable Rooms
3 rooms
Street avg 7 rooms
CO₂ Emissions
6.0 t/year
Street avg 10.9 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bronglais Hospital — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.