143 Heol Y Garn, Garnswllt, Ammanford, SA18 2RP
About 143 Heol Y Garn
143 Heol Y Garn is a four-bedroom semi-detached house in Garnswllt, Ammanford, Ammanford (SA18 2RP). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (October 2015) shows an F (score 36), near the bottom of the EPC scale. Earlier certificates rated it E (May 2012); the latest reading is one band lower. Between certificates, lighting dropped from Good to Poor and main heating dropped from Good to Average. The recommended improvements would lift it to C (score 79), a 3-band jump. Main heating runs on oil. The latest certificate is from October 2015, so improvements made since then won't be reflected. Other recorded features include notable views.
Today's modelled estimate of £184,000 sits 75.2% above the 2013 sale of £105,000. On the market in September 2013 and unlisted since — roughly 13 years.
Know exactly what you're buying at 143 Heol Y Garn
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
- Bedrooms4
- Bathrooms1
- Dining roomYes
Outside
- Private gardenrear
- Parkingoff_road
- Notable viewsYes
Building
- Heating systemoil
Energy performance
143 Heol Y Garn's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 22 Oct 2025
EPC Rating
Planning history
143 Heol Y Garn has no planning applications on record.
Notable planning nearby
3applications of note in the surrounding area
We flagged 1 thing worth checking at 143 Heol Y Garn
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
143 Heol Y Garn valuation sits well clear of the typical sold price in this postcode.
£184,000
Modelled from EPC, postcode comparables.
£105,000
Recorded with HM Land Registry.
Sales timeline
19 September 2013Most recent
£105,000
Median price across the last 5 sales in SA18 2RP: £130,000 (2024–2019).
Nearby sales in SA18 2RP
121 Heol Y Garn, Garnswllt, Ammanford, SA18 2RP
Sold Jun 2024
£145,000148 Heol Y Garn, Garnswllt, Ammanford, SA18 2RP
Sold Dec 2019
£123,000127 Heol Y Garn, Garnswllt, Ammanford, SA18 2RP
Sold Nov 2019
£136,000123 Heol Y Garn, Garnswllt, Ammanford, SA18 2RP
Sold Apr 2019
£95,000141 Heol Y Garn, Garnswllt, Ammanford, SA18 2RP
Sold Jan 2019
£130,000
Everything we know about 143 Heol Y Garn, 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 Y Garn homes
143 Heol Y Garn outperforms the street on years held by a wide margin.
Price per m²
£1,061
Street avg £1,115
Floor Area
99 m²
Street avg 112 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
7.9 t/year
Street avg 8.2 t/year
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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
Garnswllt Square — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.