18 Heol Booths, Old St Mellons, Cardiff, CF3 6WA
About 18 Heol Booths
18 Heol Booths is an end-of-terrace house in Old St. Mellons, Cardiff, Cardiff (CF3 6WA). It has a recorded floor area of 59 m² (around 635 sq ft). The latest certificate (December 2017) returns a B (score 82), comfortably above the UK average. The recommended improvements would push it to A (score 96).
At 59 m² it sits well below the postcode median (93 m² across 65 EPCs), making it one of the more compact homes locally. Across 2017–2021, sale prices on this property compounded at 1.7% per year. Today's modelled estimate of £241,000 is 21.7% above the 2021 sale price. Most recent transfer: November 2021 at £198,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
18 Heol Booths's carbon output is low for the local stock.
EPC Rating
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Planning history
18 Heol Booths has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£241,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.7% per year over 4 years.
£198,000
Growth on file: 1.7% per year over 4 years.
Sales timeline
18 November 2021Most recent
£198,000
+7.0%over 3 years18 December 2017
£184,995
Median price across the last 5 sales in CF3 6WA: £240,000 (2025–2025).
Nearby sales in CF3 6WA
41 Heol Booths, Old St Mellons, Cardiff, CF3 6WA
Sold Jul 2025
£195,00063 Heol Booths, Old St Mellons, Cardiff, CF3 6WA
Sold May 2025
£249,99555 Heol Booths, Old St Mellons, Cardiff, CF3 6WA
Sold May 2025
£240,0009 Heol Booths, Old St Mellons, Cardiff, CF3 6WA
Sold Apr 2025
£229,95061 Heol Booths, Old St Mellons, Cardiff, CF3 6WA
Sold Feb 2025
£262,000
Versus other Heol Booths homes
EPC Rating for 18 Heol Booths lags the street by a wide margin.
Price per m²
£3,356
Street avg £3,146
Floor Area
59 m²
Street avg 82 m²
CO₂ Emissions
1.0 t/year
Street avg 1.3 t/year
Years Held
5 years
Street avg 6 years
Similar properties nearby
1 Boyce Way, Old St Mellons
CF3 6AB
1 Lewis Crescent, Old St Mellons
CF3 6YQ
1 Ffordd Crabtree, Old St Mellons
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1 Bridge Terrace, Michaelston Y Fedw
CF3 6YZ
1 Potter Street, Old St Mellons
CF3 6AR
1 Druidstone House, Druidstone Road, Old St Mellons
CF3 6XF
1 Clos Grehan, Old St Mellons
CF3 6BF
1 Heol Booths, Old St Mellons
CF3 6WA
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Heol Booths 1 — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







