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.
A recent sale: £380,000 in April 2026. Across the public record there are 4 sales, relatively high churn for a single property. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs). Across 2002–2026, sale prices on this property compounded at 4.1% per year. On a £-per-square-foot basis, the last sale (£477/sq ft) was about 87.7% above the typical sold price in the postcode.
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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Energy performance
EPC Rating
Certificate validity
Valid until 14 May 2035
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
Sale price has at least doubled since 2002.
£402,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 24 years.
£380,000
Growth on file: 4.1% per year over 24 years.
Sales timeline
16 April 2026Most recent
£380,000
+75.9%over 16 years29 January 2010
£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 is notably below the street on years held.
Price per m²
£5,135
Street avg £4,375
Floor Area
74 m²
Street avg 78 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.6 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.
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One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Crime
362/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.