21 Thornton Road, Carlisle, CA3 9HZ
About 21 Thornton Road
21 Thornton Road is a mid-terrace house in Carlisle (CA3 9HZ). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (May 2026) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2015. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 78). This certificate was lodged in the last six months, so the rating reflects current condition.
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 6 May 2036
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
Wall insulation improved
Loft insulation upgraded to recommended levels
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
21 Thornton Road has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
21 Thornton Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£233,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CA3 9HZ: £270,000 (2026–2023).
Nearby sales in CA3 9HZ
Versus other Thornton Road homes
CO₂ Emissions for 21 Thornton Road runs comfortably ahead of the street norm.
EPC Rating
61 (D)
Street avg 59 (D)
Floor Area
114 m²
Street avg 133 m²
CO₂ Emissions
4.1 t/year
Street avg 6.5 t/year
Habitable Rooms
5 rooms
Street avg 6 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
127/mo
Steady year-on-year across the wider district.
Nearest stop
1.8 km
Carlisle Rail Station — railway station.
Closest school
0.2 km
Stanwix School. 16 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.1dB

Night-time· 23:00 – 07:00
42.2dB







