12 Bloom Street, Cardiff, CF11 9QE
About 12 Bloom Street
12 Bloom Street is a three-bedroom mid-terrace house in Cardiff (CF11 9QE). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (May 2025) shows a C (score 73). When first surveyed in October 2009 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Average and window efficiency went from Very Poor to Good; while main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 88). Period features are noted in the property record. The home occupies a cul-de-sac position.
It hasn't traded since January 2010, a hold of 16 years that's notably long for the area. Across 2002–2010, sale prices on this property compounded at 5.3% per year. Today's modelled estimate of £413,000 sits 91.2% above the 2010 sale of £216,000. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs).
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
Outside
- Cul-de-sacYes
Building
- Period featuresYes
- RefurbishedYes
Everything you need to know about 12 Bloom Street
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded, improving insulation
More low energy lighting installed
Heating controls upgraded for better temperature management
Glazing upgraded to newer, more efficient type
Hot water system upgraded
Windows upgraded, improving insulation
Wall insulation improved
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
12 Bloom Street has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Bloom Street saw 3 transfers in just over a decade — high turnover for the postcode.
£413,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 8 years.
£216,000
Growth on file: 5.3% per year over 8 years.
Sales timeline
29 January 2010Most recent
£216,000
+9.4%over 5 years26 November 2004
£197,500
+36.2%over 2 years21 May 2002
£145,000
Median price across the last 5 sales in CF11 9QE: £390,000 (2025–2022).
Versus other Bloom Street homes
12 Bloom Street outperforms the street on years held by a wide margin.
Price per m²
£2,919
Street avg £4,593
Floor Area
74 m²
Street avg 75 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.7 t/year
Everything you need to know about 12 Bloom Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Greenfield Avenue — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.