34 Queen Street, Tongwynlais, Cardiff, CF15 7NN
About 34 Queen Street
34 Queen Street is a two-bedroom semi-detached house in Tongwynlais, Cardiff, Cardiff (CF15 7NN). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1950-1966 and council tax band B. At 64 m² this is the 2nd smallest of 11 units on EPC record in the building, where floor areas span 58–124 m². The building's EPC ratings span F to C, with this unit at the top. On EPC score it ranks first in the building (74 versus a worst of 34). Other recorded features include outbuildings. The latest certificate (March 2026) shows a C (score 74). When first surveyed in August 2014 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good and lighting went from Very Poor to Very Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Its energy rating outperforms most of the postcode (better than 70% of similar EPCs). Across 2001–2019, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £170,000 is 19.3% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£207/sq ft) was about 54.5% above the typical sold price in the postcode. Last sale on file: £142,500 in October 2019.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
- OutbuildingsYes
Building
- RefurbishedYes
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 27 March 2036
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has permanent outbuildings, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
34 Queen Street 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
34 Queen Street has more than tripled in price since its earliest registered sale in 2001.
£170,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 18 years.
£142,500
Growth on file: 6.2% per year over 18 years.
Sales timeline
8 October 2019Most recent
£142,500
+46.2%over 7 years12 January 2012
£97,500
+107.4%over 10 years6 June 2001
£47,000
Median price across the last 5 sales in CF15 7NN: £200,000 (2026–2016).
Nearby sales in CF15 7NN
50 Queen Street, Tongwynlais, Cardiff, CF15 7NN
Sold Jan 2026
£237,25053 Queen Street, Tongwynlais, Cardiff, CF15 7NN
Sold Aug 2025
£171,50045 Queen Street, Tongwynlais, Cardiff, CF15 7NN
Sold Aug 2021
£200,00032 Queen Street, Tongwynlais, Cardiff, CF15 7NN
Sold Sept 2017
£240,00047 Queen Street, Tongwynlais, Cardiff, CF15 7NN
Sold Sept 2016
£165,000
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The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Bute Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







