5 Castle Terrace, South Road, Aberystwyth, SY23 1JT
About 5 Castle Terrace
5 Castle Terrace is a mid-terrace house in Aberystwyth (SY23 1JT). It has a recorded floor area of 67 m² (around 721 sq ft) and construction records dating it to before 1900. At 67 m² this is the 5th smallest of 9 units on EPC record in the building, where floor areas span 27–193 m². The building's EPC ratings span E to C, with this unit at the top. On EPC score it ranks first in the building (72 versus a worst of 40). The latest certificate (March 2023) shows a C (score 72). When first surveyed in October 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Poor to Average and hot-water efficiency went from Average to Good.
Its energy rating outperforms most of the postcode (better than 75% of similar EPCs).
Know exactly what you're buying at 5 Castle Terrace
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Windows upgraded, improving insulation
Heating controls upgraded for better temperature management
Wall insulation improved
Planning history
5 Castle Terrace has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
5 Castle Terrace has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£171,000
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 1JT: £71,000 (2020–1996).
Nearby sales in SY23 1JT
Everything we know about 5 Castle Terrace, 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 Castle Terrace homes
EPC Rating for 5 Castle Terrace runs comfortably ahead of the street norm.
EPC Rating
72 (C)
Street avg 66 (D)
Floor Area
67 m²
Street avg 52 m²
CO₂ Emissions
2.4 t/year
Street avg 2.1 t/year
Habitable Rooms
4 rooms
Street avg 3 rooms
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1 Clos Y Drindod, Buarth Road
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1 Beehive Terrace, Trefechan
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1 Cathedral View, Llangawsai
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1 Cae Job, Piercefield Lane, Penparcau
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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
0.3 km
Mill Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.