18 Llys Ardwyn, Bryn Ardwyn, Aberystwyth, SY23 1EE
About 18 Llys Ardwyn
18 Llys Ardwyn is a one-bedroom semi-detached house in Aberystwyth (SY23 1EE). It has a recorded floor area of 77 m² (around 831 sq ft), construction records dating it to 2007 onwards and council tax band B. The latest certificate (January 2012) returns a B (score 83), comfortably above the UK average. The latest certificate is from January 2012, so improvements made since then won't be reflected. At 77 m² this is the 29th smallest of 43 units on EPC record in the building, where floor areas span 26–147 m². The building's EPC ratings span D to B, with this unit at the top.
At 77 m² it's 18.8% larger than the typical home in the postcode (65 m² median across 42 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Across 2012–2018, sale prices on this property compounded at 1.8% per year. Today's modelled estimate of £123,000 is 25.5% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£118/sq ft) was about 40.8% below the postcode norm. Sold November 2018 for £98,000.
Know exactly what you're buying at 18 Llys Ardwyn
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
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
Outside
- ParkingYes
Building
- RefurbishedYes
Energy performance
18 Llys Ardwyn ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Jan 2022
EPC Rating
Planning history
18 Llys Ardwyn has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
18 Llys Ardwyn saw 3 transfers in just over a decade — high turnover for the postcode.
£123,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.8% per year over 6 years.
£98,000
Growth on file: 1.8% per year over 6 years.
Sales timeline
16 November 2018Most recent
£98,000
7 May 2015
£98,000
+12.0%over 2 years26 July 2012
£87,500
Median price across the last 5 sales in SY23 1EE: £168,000 (2025–2023).
Nearby sales in SY23 1EE
14 Llys Ardwyn, Bryn Ardwyn, Aberystwyth, SY23 1EE
Sold Aug 2025
£176,00041 Llys Ardwyn, Bryn Ardwyn, Aberystwyth, SY23 1EE
Sold Jun 2025
£112,00035 Llys Ardwyn, Bryn Ardwyn, Aberystwyth, SY23 1EE
Sold Nov 2024
£168,0007 Llys Ardwyn, Bryn Ardwyn, Aberystwyth, SY23 1EE
Sold Mar 2024
£205,00047 Llys Ardwyn, Bryn Ardwyn, Aberystwyth, SY23 1EE
Sold Nov 2023
£101,500
Everything we know about 18 Llys Ardwyn, 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 Bryn Ardwyn homes
18 Llys Ardwyn is notably below the street on price per m².
Price per m²
£1,269
Street avg £2,367
Floor Area
77 m²
Street avg 70 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.0 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
0.2 km
St Padarn's RC Primary School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.