86 Mountain Road, Upper Brynamman, Ammanford, SA18 1AN
About 86 Mountain Road
86 Mountain Road is a detached house in Upper Brynamman, Ammanford, Ammanford (SA18 1AN). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (February 2021) shows an F (score 36), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 67), a 2-band jump. Main heating runs on oil.
At 133 m² it's 26.1% larger than the typical home in the postcode (106 m² median across 46 EPCs). Today's modelled estimate of £308,000 is 36.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£157/sq ft) was about 56.4% above the typical sold price in the postcode. Most recent transfer: April 2021 at £225,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 86 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
Energy performance
86 Mountain Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
86 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 86 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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£308,000
Modelled from EPC, postcode comparables.
£225,000
Recorded with HM Land Registry.
Sales timeline
8 April 2021Most recent
£225,000
Median price across the last 5 sales in SA18 1AN: £325,000 (2025–2021).
Nearby sales in SA18 1AN
124 Mountain Road, Upper Brynamman, Ammanford, SA18 1AN
Sold Nov 2025
£350,00095 Mountain Road, Upper Brynamman, Ammanford, SA18 1AN
Sold Jun 2025
£265,00092 Mountain Road, Upper Brynamman, Ammanford, SA18 1AN
Sold Jul 2023
£80,00081 Mountain Road, Upper Brynamman, Ammanford, SA18 1AN
Sold May 2022
£405,00091 Mountain Road, Upper Brynamman, Ammanford, SA18 1AN
Sold Mar 2021
£150,000
Everything we know about 86 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
Years Held for 86 Mountain Road lags the street by a wide margin.
Price per m²
£1,692
Street avg £1,281
Floor Area
133 m²
Street avg 148 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
10.0 t/year
Street avg 9.6 t/year
Similar properties nearby
1 Barry Road, Lower Brynamman
SA18 1TY
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SA18 1YN
1 Ceidrim Road, Garnant
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1 Clos Bryncam, Garnant
SA18 1NJ
1 Abernant Road, Cwmgors
SA18 1RB
1 Brynlloi Road, Glanamman
SA18 1EQ
1 Brynamman Road, Lower Brynamman
SA18 1TR
1 Ardwyn Road, Upper Brynamman
SA18 1AL
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Derlwyn Arms — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.