12 Glynne Street, Cardiff, CF11 9NS
About 12 Glynne Street
12 Glynne Street is a two-bedroom mid-terrace house in Cardiff (CF11 9NS). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (January 2026) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since November 2014. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Poor and lighting dropped from Good to Poor. The recommended improvements would push it to C (score 77).
Untraded for 26 years, with the last transfer in April 2000. Across 1997–2000, sale prices on this property compounded at 12.7% per year. Today's modelled estimate of £292,000 sits 300% above the 2000 sale of £73,000. On a £-per-square-foot basis, the last sale (£106/sq ft) was about 45.2% below the postcode norm.
What this property has
Inside
- Bedrooms2
Outside
- GarageYes
Building
- ConciergeYes
Energy performance
EPC Rating
Certificate validity
Valid until 15 January 2036
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
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 Glynne Street has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Glynne Street's modelled value sits at over four times its earliest registered sale price (1997).
£292,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.7% per year over 2 years.
£73,000
Growth on file: 12.7% per year over 2 years.
Sales timeline
27 April 2000Most recent
£73,000
+32.8%over 2 years12 December 1997
£54,950
Median price across the last 5 sales in CF11 9NS: £295,000 (2026–2024).
Nearby sales in CF11 9NS
Versus other Glynne Street homes
12 Glynne Street outperforms the street on years held by a wide margin.
Price per m²
£1,141
Street avg £2,742
Floor Area
64 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Crime
362/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Glynne Street — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







