11 Bloom Street, Cardiff, CF11 9QE
About 11 Bloom Street
11 Bloom Street is a three-bedroom mid-terrace house in Cardiff (CF11 9QE). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (March 2025) shows a C (score 76), near the top of the C band. When first surveyed in November 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Very Poor to Good and lighting went from Average to Very Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 86). The property has solar panels on record, all of which lower running costs and tend to lift resale appeal.
At 101 m² the property is well over the postcode median (72 m² across 18 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). It changed hands recently, sold July 2025 for £500,000. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1996–2025, sale prices on this property compounded at 7.6% per year. On a £-per-square-foot basis, the last sale (£460/sq ft) was about 68.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenRear
Building
- Central heatingYes
- Solar panelsYes
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Wall insulation improved
Floor insulation added or improved
More low energy lighting installed
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
2 applications on record at 11 Bloom Street, Cardiff, CF11 9QE
- Feb 2018ExtensionFullOutcome in report
Extension: Rear of property
PROPOSED SINGLE AND TWO STOREY EXTENSION TO REAR OF PROPERTY
- Documents
- 9 docs on file
- Reference
- 18/00097/DCH
- More recent applications — locked
- ExtensionMar 2018Decision
Unlock 11 Bloom Street, Cardiff, CF11 9QE's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 4 notable nearby
- The 16 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
Latest sale on 11 Bloom Street was the highest on Land Registry record across the postcode.
£493,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 29 years.
£500,000
Growth on file: 7.6% per year over 29 years.
Sales timeline
30 July 2025Most recent
£500,000
+108.4%over 7 years15 January 2018
£239,950
+299.9%over 21 years1 August 1996
£60,000
Median price across the last 5 sales in CF11 9QE: £390,000 (2025–2022).
Versus other Bloom Street homes
On epc rating, 11 Bloom Street stands well clear of the street.
Price per m²
£4,950
Street avg £4,480
Floor Area
101 m²
Street avg 73 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.7 t/year
Similar properties nearby
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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.







