23 Caernarvon Way, Rumney, Cardiff, CF3 1RW
About 23 Caernarvon Way
23 Caernarvon Way is a three-bedroom semi-detached house in Rumney, Cardiff, Cardiff (CF3 1RW). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (November 2025) shows a C (score 72). When first surveyed in April 2015 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 Poor to Very Good; while window efficiency dropped from Average to Poor. The recommended improvements would push it to B (score 84). This certificate was lodged in the last six months, so the rating reflects current condition. Other recorded features include attached land beyond the plot.
Across 2003–2017, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £270,000 sits 63.6% above the 2017 sale of £165,000. On a £-per-square-foot basis, the last sale (£174/sq ft) was about 113.8% above the typical sold price in the postcode. Last sold in January 2017, so it's been off the market for around 9 years.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- GarageYes
- LandYes
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Get a survey for this property
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Planning history
23 Caernarvon Way has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
23 Caernarvon Way valuation sits well clear of the typical sold price in this postcode.
£270,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 13 years.
£165,000
Growth on file: 4.3% per year over 13 years.
Sales timeline
20 January 2017Most recent
£165,000
+73.7%over 13 years5 November 2003
£95,000
Median price across the last 5 sales in CF3 1RW: £155,000 (2023–2018).
Nearby sales in CF3 1RW
89 Caernarvon Way, Rumney, Cardiff, CF3 1RW
Sold Jun 2023
£177,00039 Caernarvon Way, Rumney, Cardiff, CF3 1RW
Sold Oct 2022
£93,00069 Caernarvon Way, Rumney, Cardiff, CF3 1RW
Sold Jul 2020
£181,50017 Caernarvon Way, Rumney, Cardiff, CF3 1RW
Sold Nov 2019
£155,00061 Caernarvon Way, Rumney, Cardiff, CF3 1RW
Sold Jun 2015
£120,000
Versus other Caernarvon Way homes
On habitable rooms, 23 Caernarvon Way runs well behind the street norm.
Price per m²
£1,875
Street avg £982
Floor Area
88 m²
Street avg 95 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
2.2 t/year
Street avg 3.8 t/year
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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
0.1 km
Trowbridge Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







