18 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
About 18 Clos Dol Heulog
18 Clos Dol Heulog is a two-bedroom semi-detached house in Pontprennau, Cardiff, Cardiff (CF23 8AT). It has a recorded floor area of 59 m² (around 632 sq ft), construction records dating it to 1996-2002 and council tax band D. At 59 m² this is the 11th smallest of 24 units on EPC record in the building, where floor areas span 53–174 m². The building's EPC ratings span D to B across 24 units on file. The home occupies a cul-de-sac position. The latest certificate (November 2011) shows a C (score 76), near the top of the C band. Main heating runs on electricity. The latest certificate is from November 2011, so improvements made since then won't be reflected.
A recent sale: £167,000 in March 2026. Across the public record there are 5 sales, relatively high churn for a single property. Across 2002–2026, sale prices on this property compounded at 1.6% per year. On a £-per-square-foot basis, the last sale (£264/sq ft) was about 28.3% above the typical sold price in the postcode. At 59 m² it's 16.1% smaller than the typical home in the postcode (70 m² median across 23 EPCs).
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
- CloakroomYes
Outside
- Private gardenYes
- ParkingYes
- Cul-de-sacYes
Energy performance
18 Clos Dol Heulog's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Nov 2021
EPC Rating
Certificate validity
Expired on 12 November 2021
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
18 Clos Dol Heulog 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
18 Clos Dol Heulog has changed hands more often than typical for the area.
£174,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.6% per year over 23 years.
£167,000
Growth on file: 1.6% per year over 23 years.
Sales timeline
3 March 2026Most recent
£167,000
+29.0%over 6 years21 February 2020
£129,500
-4.1%over 13 years7 September 2006
£135,000
+9.3%over 2 years25 February 2004
£123,500
+6.5%over 1 year29 November 2002
£115,995
Median price across the last 5 sales in CF23 8AT: £160,000 (2024–2022).
Nearby sales in CF23 8AT
8 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Nov 2024
£365,00010 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Aug 2024
£340,00024 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Dec 2023
£150,00036 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Mar 2023
£160,00038 Clos Dol Heulog, Pontprennau, Cardiff, CF23 8AT
Sold Nov 2022
£150,000
Versus other Clos Dol Heulog homes
Years Held for 18 Clos Dol Heulog lags the street by a wide margin.
Price per m²
£2,845
Street avg £2,630
Floor Area
59 m²
Street avg 55 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.9 t/year
Street avg 2.2 t/year
Similar properties nearby
1 Almond Drive, Pontprennau
CF23 8HD
1 Butterfield Drive, Pontprennau
CF23 8NE
1 Amber Close, Pontprennau
CF23 8AW
1 Amblecote Close, Pontprennau
CF23 8BY
1 Clos Alyn, Pontprennau
CF23 8LB
1 Amberwood Close, Pontprennau
CF23 8BZ
1 Clos Dol Heulog, Pontprennau
CF23 8AT
1 Blackberry Way, Pontprennau
CF23 8FE
The neighbourhood at a glance
Crime
169/mo
Falling year-on-year across the wider district.
Nearest stop
0.3 km
Clos Cwm Du — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







