Flat, 12 Chalybeate Street, Aberystwyth, SY23 1HS
About Flat
Flat is a mid-terrace house in Aberystwyth (SY23 1HS). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2020) shows an E (score 50), well below the UK norm with real room to improve. When first surveyed in January 2013 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Very Poor to Good. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on electricity. At 43 m² this is the 5th smallest of 15 units on EPC record in the building, where floor areas span 31–152 m². The building's EPC ratings span G to C across 15 units on file.
At 43 m² it's 28.3% smaller than the typical home in the postcode (60 m² median across 14 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs).
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation improved
Planning history
Flat has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£111,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 2 sales in SY23 1HS: £202,500 (2025–2003).
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
On epc rating, Flat runs well behind the street norm.
EPC Rating
50 (E)
Street avg 61 (D)
Floor Area
43 m²
Street avg 62 m²
CO₂ Emissions
2.9 t/year
Street avg 4.4 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
4a, Flat 2, Chalybeate Street
SY23 1HS
2 Tabernacle Flats, Powell Street
SY23 1RQ
4a, Flat 1, Chalybeate Street
SY23 1HS
4a, Flat 3, Chalybeate Street
SY23 1HS
14 Tabernacle Flats, Powell Street
SY23 1RQ
6a, Flat 3, Chalybeate Street
SY23 1HS
6a, Flat 2, Bridge Street
SY23 1PY
6a, Flat 4, Bridge Street
SY23 1PY
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.