21 Ger Y Llan, Penrhyncoch, Aberystwyth, SY23 3HQ
About 21 Ger Y Llan
21 Ger Y Llan is a detached house in Penrhyncoch, Aberystwyth, Aberystwyth (SY23 3HQ). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (May 2024) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in October 2013 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good; while roof efficiency dropped from Very Good to Good and lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on oil.
Across 2015–2015, sale prices on this property compounded at 22.7% per year. Today's modelled estimate of £258,000 sits 91.1% above the 2015 sale of £135,000. On a £-per-square-foot basis, the last sale (£157/sq ft) was about 18.3% below the postcode norm. Last sold in November 2015, so it's been off the market for around 11 years.
Know exactly what you're buying at 21 Ger Y Llan
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Fuel source changed
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation upgraded
Low energy lighting percentage decreased
Planning history
21 Ger Y Llan has no planning applications on record.
The full report still covers planning activity across the surrounding area.
We flagged 1 thing worth checking at 21 Ger Y Llan
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.
- Recent ownership pattern worth a look
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Sales history & valuation
21 Ger Y Llan changed hands twice within eighteen months — unusual for the area.
£258,000
Modelled from EPC, postcode comparables and a sale-price growth of 22.7% per year over 1 year.
£135,000
Growth on file: 22.7% per year over 1 year.
Sales timeline
27 November 2015Most recent
£135,000
+22.7%30 October 2015
£110,000
Median price across the last 5 sales in SY23 3HQ: £290,000 (2025–2025).
Nearby sales in SY23 3HQ
58 Ger Y Llan, Penrhyncoch, Aberystwyth, SY23 3HQ
Sold Oct 2025
£235,00065 Ger Y Llan, Penrhyncoch, Aberystwyth, SY23 3HQ
Sold Aug 2025
£290,00054 Ger Y Llan, Penrhyncoch, Aberystwyth, SY23 3HQ
Sold Jul 2025
£250,00078 Ger Y Llan, Penrhyncoch, Aberystwyth, SY23 3HQ
Sold Mar 2025
£375,00019 Ger Y Llan, Penrhyncoch, Aberystwyth, SY23 3HQ
Sold Feb 2025
£345,000
Everything we know about 21 Ger Y Llan, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Recent ownership pattern worth a look

Versus other Ger Y Llan homes
21 Ger Y Llan is notably below the street on price per m².
Price per m²
£1,688
Street avg £2,330
Floor Area
80 m²
Street avg 98 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.2 t/year
Street avg 7.0 t/year
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.