21 Charnwood Drive, Pontprennau, Cardiff, CF23 8NN
About 21 Charnwood Drive
21 Charnwood Drive is a three-bedroom detached house in Pontprennau, Cardiff, Cardiff (CF23 8NN). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (April 2015) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. The latest certificate is from April 2015, so improvements made since then won't be reflected. Other recorded features include a conservatory.
Across 1998–2015, sale prices on this property compounded at 6.5% per year. Today's modelled estimate of £344,000 is 45.8% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£288/sq ft) was about 145.7% above the typical sold price in the postcode. Last changed hands 11 years ago, in August 2015. At 76 m² it's 27.6% smaller than the typical home in the postcode (105 m² median across 23 EPCs).
What this property has
Inside
- Bedrooms3
- Bathrooms2
- ConservatoryYes
Outside
- Private gardenYes
- GarageYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Apr 2025
EPC Rating
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Planning history
21 Charnwood Drive 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
Sale price has at least doubled since 1998.
£344,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 17 years.
£236,000
Growth on file: 6.5% per year over 17 years.
Sales timeline
27 August 2015Most recent
£236,000
+195.2%over 17 years21 June 1998
£79,950
Median price across the last 5 sales in CF23 8NN: £325,000 (2025–2020).
Nearby sales in CF23 8NN
22 Charnwood Drive, Pontprennau, Cardiff, CF23 8NN
Sold Jan 2025
£305,00012 Charnwood Drive, Pontprennau, Cardiff, CF23 8NN
Sold Oct 2024
£328,00018 Charnwood Drive, Pontprennau, Cardiff, CF23 8NN
Sold Dec 2023
£325,00016 Charnwood Drive, Pontprennau, Cardiff, CF23 8NN
Sold Jun 2021
£350,00023 Charnwood Drive, Pontprennau, Cardiff, CF23 8NN
Sold Nov 2020
£255,000
Versus other Charnwood Drive homes
Price per m² for 21 Charnwood Drive runs comfortably ahead of the street norm.
Price per m²
£3,105
Street avg £2,410
Floor Area
76 m²
Street avg 105 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.8 t/year
Street avg 3.8 t/year
Similar properties nearby
1 Clos Alyn, Pontprennau
CF23 8LB
1 Clos Dol Heulog, Pontprennau
CF23 8AT
1 Amberwood Close, Pontprennau
CF23 8BZ
1 Amblecote Close, Pontprennau
CF23 8BY
1 Amber Close, Pontprennau
CF23 8AW
1 Butterfield Drive, Pontprennau
CF23 8NE
1 Blackberry Way, Pontprennau
CF23 8FE
1 Clos Nant Mwlan, Pontprennau
CF23 8NA
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Hollington Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







