13 Glannant Terrace, Ystradgynlais, Swansea, SA9 1BD
About 13 Glannant Terrace
13 Glannant Terrace is a semi-detached house in Ystradgynlais, Swansea, Swansea (SA9 1BD). It has a recorded floor area of 83 m² (around 893 sq ft) and construction records dating it to 1950-1966. The latest certificate (April 2021) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since December 2010. Between certificates, roof efficiency went from Very Poor to Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 80).
It hasn't traded since February 2003, a hold of 23 years that's notably long for the area. Across 1997–2003, sale prices on this property compounded at 11.4% per year. Today's modelled estimate of £175,000 sits 257.1% above the 2003 sale of £49,000. On a £-per-square-foot basis, the last sale (£55/sq ft) was about 56.4% below the postcode norm.
Know exactly what you're buying at 13 Glannant Terrace
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
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
Roof insulation improved
More low energy lighting installed
Planning history
13 Glannant Terrace has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 13 Glannant Terrace
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
13 Glannant Terrace's modelled value sits at over four times its earliest registered sale price (1997).
£175,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.4% per year over 5 years.
£49,000
Growth on file: 11.4% per year over 5 years.
Sales timeline
14 February 2003Most recent
£49,000
+75.0%over 5 years3 December 1997
£28,000
Median price across the last 5 sales in SA9 1BD: £144,500 (2024–2023).
Nearby sales in SA9 1BD
The Elms, Glannant Terrace, Ystradgynlais, Swansea, SA9 1BD
Sold Jun 2024
£325,00010 Glannant Terrace, Ystradgynlais, Swansea, SA9 1BD
Sold Apr 2024
£144,5002 Glannant Terrace, Ystradgynlais, Swansea, SA9 1BD
Sold Feb 2024
£124,40016 Glannant Terrace, Ystradgynlais, Swansea, SA9 1BD
Sold Oct 2023
£175,0007 Glannant Terrace, Ystradgynlais, Swansea, SA9 1BD
Sold Sept 2021
£95,000
Everything we know about 13 Glannant Terrace, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Glannant Terrace homes
Price per m² for 13 Glannant Terrace lags the street by a wide margin.
Price per m²
£590
Street avg £1,701
Floor Area
83 m²
Street avg 77 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.7 t/year
Street avg 5.1 t/year
Similar properties nearby
1 Caehopkin Road, Caehopkin, Abercrave
SA9 1TZ
1 Abercrave Cottages, Hennoyadd Road, Abercrave
SA9 1UU
1 Brooklands Terrace, Abercrave
SA9 1UF
1 Caehopkin Cottage, Caehopkin Road, Abercrave
SA9 1TX
1 Coedlan, Lower Cwmtwrch
SA9 1ED
1 Ael Y Bryn, Ystradgynlais
SA9 1HY
1 Church Buildings, Henoyadd Road, Abercrave
SA9 1UX
1 Brewers Cottage, Pelican Street, Ystradgynlais
SA9 1LG
The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Glanrhyd Hospital — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.