10 St James Mews, Great Darkgate Street, Aberystwyth, SY23 1DW
About 10 St James Mews
10 St James Mews is an end-of-terrace house in Aberystwyth (SY23 1DW). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (January 2024) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in December 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Average and main heating went from Poor to Average. The recommended improvements would lift it to B (score 86), a 2-band jump. Main heating runs on electricity.
Held since September 2003 — that's 23 years off the open market, well above the local norm. At 54 m² the property is well over the postcode median (41 m² across 32 EPCs), placing it in the larger end of the local stock. Across 2001–2003, sale prices on this property compounded at 5.4% per year. Today's modelled estimate of £143,000 sits 104.3% above the 2003 sale of £69,995.
Know exactly what you're buying at 10 St James Mews
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
Hot water efficiency improved
Low energy lighting percentage decreased
Floor insulation added or improved
More low energy lighting installed
Planning history
10 St James Mews has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
Sales history & valuation
£143,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 2 years.
£69,995
Growth on file: 5.4% per year over 2 years.
Sales timeline
26 September 2003Most recent
£69,995
+12.0%over 2 years26 July 2001
£62,500
Median price across the last 5 sales in SY23 1DW: £238,000 (2024–2011).
Nearby sales in SY23 1DW
Everything we know about 10 St James Mews, 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 Great Darkgate Street homes
On co₂ emissions, 10 St James Mews stands well clear of the street.
Price per m²
£1,296
Street avg £1,430
Floor Area
54 m²
Street avg 156 m²
Habitable Rooms
3 rooms
Street avg 8 rooms
CO₂ Emissions
4.0 t/year
Street avg 9.9 t/year
Similar properties nearby
1 Albion Cottages, High Street
SY23 1JQ
1 Bryn Ysgol, Penparcau
SY23 1SL
1 Cae Job, Piercefield Lane, Penparcau
SY23 1RJ
1 Bryn Yr Eglwys, Grays Inn Road
SY23 1QH
1, 20 Bridge Street
SY23 1PZ
1 Beehive Terrace, Trefechan
SY23 1BW
1 Castle Street
SY23 1DT
1 Cae Gwenallt, Fifth Avenue, Penparcau
SY23 1RE
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
0.1 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.