6 Plas Mair, William Street, Aberystwyth, SY23 1EB
About 6 Plas Mair
6 Plas Mair is a two-bedroom mid-terrace house in Aberystwyth (SY23 1EB). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1991-1995 and council tax band D. At 57 m² this is the 2nd smallest of 9 units on EPC record in the building, where floor areas span 55–88 m². The building's EPC ratings span D to B across 9 units on file. The latest certificate (July 2021) shows a C (score 80), near the top of the C band. The recommended improvements would push it to B (score 82). Main heating runs on electricity.
Untraded for 25 years, with the last transfer in February 2001. Across 1995–2001, sale prices on this property compounded at 1.1% per year. Today's modelled estimate of £151,000 sits 158.1% above the 2001 sale of £58,500.
Know exactly what you're buying at 6 Plas Mair
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
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- ParkingYes
Building
- Heating systemElectric
- RefurbishedYes
Energy performance
For a compact home of this size, this rating sits in the top tier locally.
EPC Rating
Planning history
6 Plas Mair has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
6 Plas Mair valuation sits well clear of the typical sold price in this postcode.
£151,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.1% per year over 6 years.
£58,500
Growth on file: 1.1% per year over 6 years.
Sales timeline
8 February 2001Most recent
£58,500
+6.4%over 5 years3 April 1995
£55,000
Median price across the last 5 sales in SY23 1EB: £140,000 (2022–2009).
Nearby sales in SY23 1EB
3 Plas Mair, William Street, Aberystwyth, SY23 1EB
Sold Feb 2022
£142,0008 Plas Mair, William Street, Aberystwyth, SY23 1EB
Sold Sept 2021
£120,0002 Plas Mair, William Street, Aberystwyth, SY23 1EB
Sold Sept 2013
£177,5001 Plas Mair, William Street, Aberystwyth, SY23 1EB
Sold Sept 2002
£119,9507 Plas Mair, William Street, Aberystwyth, SY23 1EB
Sold Sept 2000
£60,000
Everything we know about 6 Plas Mair, 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 William Street homes
On habitable rooms, 6 Plas Mair runs well behind the street norm.
Price per m²
£1,026
Street avg £1,628
Floor Area
57 m²
Street avg 59 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.3 t/year
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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
Mill Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.