20 Fairfield Avenue, Cardiff, CF5 1BS
About 20 Fairfield Avenue
20 Fairfield Avenue is an end-of-terrace house in Cardiff (CF5 1BS). It has a recorded floor area of 90 m² (around 973 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (August 2009) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 62). The latest certificate is from August 2009, so improvements made since then won't be reflected.
Held since December 2006 — that's 20 years off the open market, well above the local norm. Across 2003–2006, sale prices on this property compounded at 14.9% per year. Today's modelled estimate of £321,000 sits 52.9% above the 2006 sale of £210,000. It lags the bulk of the postcode on energy efficiency (less efficient than 76% of similar EPCs).
Energy performance
20 Fairfield Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 27 Aug 2019
EPC Rating
Certificate validity
Expired on 27 August 2019
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 £955 · Includes VAT
Planning history
20 Fairfield Avenue has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
20 Fairfield Avenue saw 3 transfers in just over a decade — high turnover for the postcode.
£321,000
Modelled from EPC, postcode comparables and a sale-price growth of 14.9% per year over 4 years.
£210,000
Growth on file: 14.9% per year over 4 years.
Sales timeline
15 December 2006Most recent
£210,000
+26.5%over 2 years13 February 2004
£166,000
+32.3%over 11 months28 March 2003
£125,500
Median price across the last 5 sales in CF5 1BS: £342,500 (2025–2024).
Nearby sales in CF5 1BS
Versus other Fairfield Avenue homes
On years held, 20 Fairfield Avenue stands well clear of the street.
Price per m²
£2,324
Street avg £3,234
Floor Area
90 m²
Street avg 91 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.7 t/year
Street avg 4.0 t/year
Similar properties nearby
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1 Carmarthen Street
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1 Egerton Street
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1 Earle Place
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1 Cumberland Street
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
426/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Windway Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







