18 Allerton Street, Cardiff, CF11 6SJ
About 18 Allerton Street
18 Allerton Street is an end-of-terrace house in Cardiff (CF11 6SJ). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (August 2020) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
Held since June 2010 — that's 16 years off the open market, well above the local norm. Today's modelled estimate of £228,000 sits 153.3% above the 2010 sale of £90,000.
Everything you need to know about 18 Allerton 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
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 was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
18 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
18 Allerton Street valuation sits well clear of the typical sold price in this postcode.
£228,000
Modelled from EPC, postcode comparables.
£90,000
Recorded with HM Land Registry.
Sales timeline
22 June 2010Most recent
£90,000
Median price across the last 5 sales in CF11 6SJ: £200,000 (2024–2016).
Nearby sales in CF11 6SJ
Versus other Allerton Street homes
On floor area, 18 Allerton Street stands well clear of the street.
Price per m²
£928
Street avg £1,404
Floor Area
97 m²
Street avg 87 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.7 t/year
Street avg 3.6 t/year
Everything you need to know about 18 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
The data behind every report
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.