12 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1BU
About 12 Cwmgarw Road
12 Cwmgarw Road is a mid-terrace house in Upper Brynamman, Ammanford, Ammanford (SA18 1BU). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (November 2023) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on oil.
It hasn't traded since July 2005, a hold of 21 years that's notably long for the area. Across 2003–2005, sale prices on this property compounded at 49.7% per year. Today's modelled estimate of £122,000 sits 79.4% above the 2005 sale of £68,000. It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs).
Know exactly what you're buying at 12 Cwmgarw Road
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
12 Cwmgarw Road has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Cwmgarw Road
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
Sale price has at least doubled since 2003.
£122,000
Modelled from EPC, postcode comparables and a sale-price growth of 49.7% per year over 2 years.
£68,000
Growth on file: 49.7% per year over 2 years.
Sales timeline
21 July 2005Most recent
£68,000
+119.4%over 1 year10 August 2003
£31,000
Median price across the last 5 sales in SA18 1BU: £125,000 (2025–2022).
Nearby sales in SA18 1BU
16 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1BU
Sold May 2025
£125,00014 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1BU
Sold Apr 2024
£135,00026 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1BU
Sold Mar 2024
£157,95066 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1BU
Sold Feb 2024
£60,50074 Cwmgarw Road, Upper Brynamman, Ammanford, SA18 1BU
Sold Dec 2022
£88,000
Everything we know about 12 Cwmgarw Road, 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 Cwmgarw Road homes
Years Held for 12 Cwmgarw Road runs comfortably ahead of the street norm.
Price per m²
£883
Street avg £1,176
Floor Area
77 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.6 t/year
Street avg 5.2 t/year
Similar properties nearby
1 Bro Ryan, Grenig Road, Glanamman
SA18 1JD
1 Church Lane, Cwmgors
SA18 1PF
1 Brook Terrace, Tairgwaith
SA18 1YA
1 Amman Terrace, Rhosamman
SA18 1DW
1 Arfryn, Upper Brynamman
SA18 1AW
1 Brook Cottages, Garnant
SA18 1JS
1 Clos Cerrig, Cwmgors
SA18 1AX
1 Arcade Terrace, Garnant
SA18 1LG
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Brynamman Square — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.