12 Chester Street, Cardiff, CF11 6PY
About 12 Chester Street
12 Chester Street is a mid-terrace house in Cardiff (CF11 6PY). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (July 2021) shows a C (score 70). When first surveyed in November 2009 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Average to Good, lighting went from Very Poor to Very Good and main heating went from Average to Good. The recommended improvements would push it to B (score 87).
It hasn't traded since September 2002, a hold of 24 years that's notably long for the area. Across 1998–2002, sale prices on this property compounded at 22.9% per year. Today's modelled estimate of £227,000 sits 152.4% above the 2002 sale of £89,950. Its energy rating outperforms most of the postcode (better than 77% of similar EPCs).
Energy performance
EPC Rating
Certificate validity
Valid until 21 July 2031
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
More low energy lighting installed
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
12 Chester Street has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Chester Street has more than doubled in price since the earliest registered sale in 1998.
£227,000
Modelled from EPC, postcode comparables and a sale-price growth of 22.9% per year over 4 years.
£89,950
Growth on file: 22.9% per year over 4 years.
Sales timeline
12 September 2002Most recent
£89,950
+136.7%over 4 years9 July 1998
£38,000
Median price across the last 5 sales in CF11 6PY: £230,000 (2025–2023).
Nearby sales in CF11 6PY
Versus other Chester Street homes
EPC Rating for 12 Chester Street runs comfortably ahead of the street norm.
Price per m²
£1,384
Street avg £2,148
Floor Area
65 m²
Street avg 70 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.1 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
362/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Hereford Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







