5 Heol Gron, Lower Cwmtwrch, Swansea, SA9 1DL
About 5 Heol Gron
5 Heol Gron is a semi-detached house in Lower Cwmtwrch, Swansea, Swansea (SA9 1DL). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (February 2024) shows a C (score 72). When first surveyed in March 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 85).
On energy efficiency it sits in the top 10% of properties in this postcode.
Know exactly what you're buying at 5 Heol Gron
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
5 Heol Gron ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Planning history
5 Heol Gron has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 5 Heol Gron
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
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Sales history & valuation
5 Heol Gron has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£134,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 1 sales in SA9 1DL: £45,000 (2007–2007).
Nearby sales in SA9 1DL
Everything we know about 5 Heol Gron, 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 Gron homes
5 Heol Gron outperforms the street on epc rating by a wide margin.
EPC Rating
72 (C)
Street avg 57 (D)
Floor Area
82 m²
Street avg 83 m²
CO₂ Emissions
2.8 t/year
Street avg 5.1 t/year
Habitable Rooms
5 rooms
Street avg 5 rooms
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Gurnos Primary School — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.