Flat 3, 3 Custom House Street, Aberystwyth, SY23 1JR
About Flat 3
Flat 3 is a mid-terrace house in Aberystwyth (SY23 1JR). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to before 1900 and council tax band A. At 34 m² this is the smallest unit on EPC record across the building (34–185 m²). The building's EPC ratings span E to D, with this unit at the top. On EPC score it ranks first in the building (61 versus a worst of 47). The latest certificate (June 2014) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity. The latest certificate is from June 2014, so improvements made since then won't be reflected.
At 34 m² it sits well below the postcode median (130 m² across 19 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Flat 3
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 Expired
This certificate is over 10 years old and is no longer valid.Expired 05 Jun 2024
EPC Rating
Planning history
Flat 3 has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
Flat 3 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 5 sales in SY23 1JR: £236,000 (2025–2022).
Nearby sales in SY23 1JR
10 Custom House Street, Aberystwyth, SY23 1JR
Sold Aug 2025
£195,00012 Custom House Street, Aberystwyth, SY23 1JR
Sold May 2024
£225,00019 Custom House Street, Aberystwyth, SY23 1JR
Sold Mar 2024
£380,0002 Custom House Street, Aberystwyth, SY23 1JR
Sold Jun 2022
£250,00014 Custom House Street, Aberystwyth, SY23 1JR
Sold Feb 2022
£236,000
Everything we know about Flat 3, 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 Custom House Street homes
On floor area, Flat 3 runs well behind the street norm.
EPC Rating
61 (D)
Street avg 56 (D)
Floor Area
34 m²
Street avg 60 m²
CO₂ Emissions
3.0 t/year
Street avg 4.4 t/year
Habitable Rooms
2 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
0.2 km
Great Darkgate Street Top — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.