12a, Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
About 12a
12a is a mid-terrace house in Gwaun Cae Gurwen, Ammanford, Ammanford (SA18 1HB). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1900-1929 and council tax band A. At 36 m² this is the 2nd 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 across 16 units on file. The latest certificate (June 2024) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79).
At 36 m² it sits well below the postcode median (81 m² across 15 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at 12a
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
12a has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 12a
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
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Sales history & valuation
12a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£122,000
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 SA18 1HB: £77,000 (2025–2010).
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
£40,00020 Heol Cae Gurwen, Gwaun Cae Gurwen, Ammanford, SA18 1HB
Sold Mar 2010
£90,000
Everything we know about 12a, 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
On epc rating, 12a stands well clear of the street.
EPC Rating
65 (D)
Street avg 61 (D)
Floor Area
36 m²
Street avg 50 m²
CO₂ Emissions
2.1 t/year
Street avg 2.9 t/year
Habitable Rooms
2 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.