17 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
About 17 Llandeilo Road
17 Llandeilo Road is a semi-detached house in Upper Brynamman, Ammanford, Ammanford (SA18 1BA). It has a recorded floor area of 124 m² (around 1335 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (December 2020) shows an E (score 43), well below the UK norm with real room to improve. The rating has held steady at E across 4 certificates since February 2014. Between certificates, roof efficiency went from Very Poor to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on oil.
At 124 m² the property is well over the postcode median (95 m² across 36 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £173,000 sits 127.6% above the 2016 sale of £76,000. On a £-per-square-foot basis, the last sale (£57/sq ft) was about 42.6% below the postcode norm. Last sold in October 2016, so it's been off the market for around 10 years.
Know exactly what you're buying at 17 Llandeilo 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
17 Llandeilo Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Hot water system upgraded
Roof insulation improved
Planning history
17 Llandeilo Road has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 17 Llandeilo 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
17 Llandeilo Road valuation sits well clear of the typical sold price in this postcode.
£173,000
Modelled from EPC, postcode comparables.
£76,000
Recorded with HM Land Registry.
Sales timeline
4 October 2016Most recent
£76,000
Median price across the last 5 sales in SA18 1BA: £179,950 (2025–2021).
Nearby sales in SA18 1BA
29 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold May 2025
£165,00025b, Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Mar 2024
£355,00018 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Dec 2023
£118,00021 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Mar 2022
£179,95025 Llandeilo Road, Upper Brynamman, Ammanford, SA18 1BA
Sold Aug 2021
£240,000
Everything we know about 17 Llandeilo 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 Llandeilo Road homes
17 Llandeilo Road is notably below the street on epc rating.
Price per m²
£613
Street avg £1,048
Floor Area
124 m²
Street avg 125 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
8.3 t/year
Street avg 5.9 t/year
Similar properties nearby
1 Chapel Street, Upper Brynamman
SA18 1AD
1 Bishop Road, Garnant
SA18 1NA
1 Bryn Road, Upper Brynamman
SA18 1AU
1 Brynceunant, Upper Brynamman
SA18 1AH
1 Clos David Morgan, Garnant
SA18 1AZ
1 Amman Cottages, Lower Brynamman
SA18 1SL
1 Bryn Avenue, Upper Brynamman
SA18 1BD
1 Banwen Place, Lower Brynamman
SA18 1SP
The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Heol Gelynen — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.