20 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
About 20 Heol Cae Gurwen
20 Heol Cae Gurwen is a mid-terrace house in Gwaun Cae Gurwen, Ammanford, Ammanford (SA18 1HB). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1900-1929 and council tax band B. At 71 m² this is the 7th smallest of 16 units on EPC record in the building, where floor areas span 22–195 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (June 2021) shows a C (score 69), just inside the C band. Main heating runs on oil.
Held since March 2010 — that's 16 years off the open market, well above the local norm. Its energy rating outperforms most of the postcode (better than 87% of similar EPCs). Today's modelled estimate of £125,000 is 38.9% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£118/sq ft) was about 155.3% above the typical sold price in the postcode.
Know exactly what you're buying at 20 Heol Cae Gurwen
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
Planning history
20 Heol Cae Gurwen has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Heol Cae Gurwen
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
20 Heol Cae Gurwen valuation sits well clear of the typical sold price in this postcode.
£125,000
Modelled from EPC, postcode comparables.
£90,000
Recorded with HM Land Registry.
Sales timeline
24 March 2010Most recent
£90,000
Median price across the last 5 sales in SA18 1HB: £76,000 (2025–2009).
Nearby sales in SA18 1HB
13 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
Sold Apr 2025
£77,00017 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
Sold Nov 2021
£90,50031 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
Sold Sept 2016
£76,00021 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
Sold Dec 2014
£40,00023 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
Sold Jul 2009
£70,000
Everything we know about 20 Heol Cae Gurwen, 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 Heol Cae Gurwen homes
EPC Rating for 20 Heol Cae Gurwen runs comfortably ahead of the street norm.
EPC Rating
69 (C)
Street avg 60 (D)
Floor Area
71 m²
Street avg 41 m²
CO₂ Emissions
3.0 t/year
Street avg 2.7 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
CKs — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.