1 Custom House Street, Aberystwyth, SY23 1JR
About 1 Custom House Street
1 Custom House Street is a three-bedroom end-of-terrace house in Aberystwyth (SY23 1JR). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (September 2016) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2014. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Average to Good and lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
Today's modelled estimate of £209,000 sits 81.7% above the 2015 sale of £115,000. Last changed hands 11 years ago, in August 2015.
Know exactly what you're buying at 1 Custom House Street
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
- Bedrooms3
- Bathrooms1
- Dining roomYes
Building
- RefurbishedYes
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
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
Planning history
1 Custom House Street has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
£209,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
Sales timeline
18 August 2015Most recent
£115,000
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 1 Custom House Street, 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
1 Custom House Street outperforms the street on co₂ emissions by a wide margin.
Price per m²
£1,036
Street avg £1,459
Floor Area
111 m²
Street avg 151 m²
Habitable Rooms
5 rooms
Street avg 7 rooms
CO₂ Emissions
5.1 t/year
Street avg 7.3 t/year
Similar properties nearby
1 Cysgod Y Llan, Southgate
SY23 1RY
1 Edgehill Road
SY23 1LZ
1 Coed Y Buarth
SY23 1NE
1 Bridgend Cottages, Trefechan
SY23 1BA
1 Broadway, Llangawsai
SY23 1HF
1 Clos Y Drindod, Buarth Road
SY23 1LR
1 Brynderw, Stanley Road
SY23 1LB
1 Cae Dan Yr Haidd, Penparcau
SY23 1ST
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.