10 Allerton Street, Cardiff, CF11 6SJ
About 10 Allerton Street
10 Allerton Street is a two-bedroom mid-terrace house in Cardiff (CF11 6SJ). It has a recorded floor area of 100 m² (around 1076 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2024) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. Other recorded features include a loft. Our model identifies extension potential, subject to local planning policy.
Across 1997–2024, sale prices on this property compounded at 7% per year. On a £-per-square-foot basis, the last sale (£223/sq ft) was about 152% above the typical sold price in the postcode. Most recent transfer: October 2024 at £240,000.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
- LoftYes
Outside
- ParkingOff street
Building
- RefurbishedYes
- Extension potentialPossible
Everything you need to know about 10 Allerton Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
10 Allerton Street has no planning applications on record.
But the area is active
12 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Latest sale on 10 Allerton Street was the highest on Land Registry record across the postcode.
£257,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 27 years.
£240,000
Growth on file: 7.0% per year over 27 years.
Sales timeline
14 October 2024Most recent
£240,000
+20.0%over 3 years20 May 2021
£200,000
+73.9%over 14 years19 April 2007
£115,000
+81.1%over 5 years25 October 2001
£63,500
+62.8%over 3 years7 November 1997
£39,000
Median price across the last 5 sales in CF11 6SJ: £125,000 (2023–2014).
Nearby sales in CF11 6SJ
Versus other Allerton Street homes
On years held, 10 Allerton Street runs well behind the street norm.
Price per m²
£2,400
Street avg £1,270
Floor Area
100 m²
Street avg 87 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
4.3 t/year
Street avg 3.5 t/year
Everything you need to know about 10 Allerton 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

Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clare Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






