36 Mountain Road, Upper Brynamman, Ammanford, SA18 1AE
About 36 Mountain Road
36 Mountain Road is a three-bedroom semi-detached house in Upper Brynamman, Ammanford, Ammanford (SA18 1AE). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2021) shows an F (score 23), near the bottom of the EPC scale. The rating has held steady at F across 3 certificates since October 2008. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while main heating dropped from Poor to Very Poor. The recommended improvements would lift it to A (score 92), a 5-band jump. Main heating runs on electricity.
At 70 m² it's 23.9% smaller than the typical home in the postcode (92 m² median across 23 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 87% of similar EPCs). Across 2003–2022, sale prices on this property compounded at 9.4% per year. On a £-per-square-foot basis, the last sale (£179/sq ft) was about 83.4% above the typical sold price in the postcode. Last sale on file: £135,000 in September 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 36 Mountain 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
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenfront_and_rear
Building
- Central heatingYes
Energy performance
36 Mountain Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Upgraded to gas central heating
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Planning history
36 Mountain Road has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 36 Mountain 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
Price for 36 Mountain Road has grown more than fourfold since the 2003 starting point.
£140,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.4% per year over 19 years.
£135,000
Growth on file: 9.4% per year over 19 years.
Sales timeline
19 September 2022Most recent
£135,000
+440.0%over 18 years22 December 2003
£25,000
Median price across the last 5 sales in SA18 1AE: £115,000 (2025–2023).
Nearby sales in SA18 1AE
46 Mountain Road, Upper Brynamman, Ammanford, SA18 1AE
Sold Apr 2025
£208,50021 Mountain Road, Upper Brynamman, Ammanford, SA18 1AE
Sold Jul 2024
£115,00024 Mountain Road, Upper Brynamman, Ammanford, SA18 1AE
Sold Mar 2024
£99,00049 Mountain Road, Upper Brynamman, Ammanford, SA18 1AE
Sold Oct 2023
£273,00019 Mountain Road, Upper Brynamman, Ammanford, SA18 1AE
Sold Sept 2023
£99,500
Everything we know about 36 Mountain 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 Mountain Road homes
36 Mountain Road is notably below the street on epc rating.
Price per m²
£1,929
Street avg £1,198
Floor Area
70 m²
Street avg 94 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
6.0 t/year
Street avg 6.8 t/year
Similar properties nearby
1 Brynceunant, Upper Brynamman
SA18 1AH
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1 Banwen Place, Lower Brynamman
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1 Brynamman Road, Lower Brynamman
SA18 1TR
1 Brynlloi Road, Glanamman
SA18 1EQ
1 Brook Cottages, Garnant
SA18 1JS
1 Clos Cerrig, Cwmgors
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1 Arfryn, Upper Brynamman
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
New Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.