Flat, 15 Chalybeate Street, Aberystwyth, SY23 1HS
About Flat
Flat is an end-of-terrace house in Aberystwyth (SY23 1HS). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to 1900-1929. The latest certificate (April 2023) shows a G (score 14), near the bottom of the EPC scale. Earlier certificates rated it F (April 2013); the latest reading is one band lower. Between certificates, hot-water efficiency went from Poor to Average. The recommended improvements would lift it to D (score 66), a 3-band jump. Main heating runs on electricity.
At 77 m² the property is well over the postcode median (53 m² across 14 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. It changed hands recently, sold May 2025 for £165,000.
Know exactly what you're buying at Flat
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
Flat sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Planning history
Flat has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
£156,000
Modelled from EPC, postcode comparables.
£165,000
Recorded with HM Land Registry.
Sales timeline
29 May 2025Most recent
£165,000
Median price across the last 1 sales in SY23 1HS: £240,000 (2003–2003).
Nearby sales in SY23 1HS
Everything we know about Flat, 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 Chalybeate Street homes
EPC Rating for Flat lags the street by a wide margin.
EPC Rating
14 (G)
Street avg 64 (D)
Floor Area
77 m²
Street avg 60 m²
CO₂ Emissions
15.0 t/year
Street avg 3.6 t/year
Habitable Rooms
6 rooms
Street avg 3 rooms
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6a, Flat 2, Bridge Street
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6a, Flat 4, Bridge Street
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6a, Flat 3, Chalybeate Street
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14 Tabernacle Flats, Powell Street
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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
0.0 km
Cambrian Place — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.