5 Carmarthen Road, Cheltenham, GL51 3JZ
About 5 Carmarthen Road
5 Carmarthen Road is a three-bedroom semi-detached house in Cheltenham (GL51 3JZ). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (January 2018) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump. Main heating runs on electricity. Our model identifies extension potential, subject to local planning policy.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £366,000 is 40.8% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£326/sq ft) was about 30.1% above the typical sold price in the postcode. Last sold in March 2018, so it's been off the market for around 8 years.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenWest-facing
- GarageSingle
Building
- Heating systemElectric
- Extension potentialPossible
Energy performance
5 Carmarthen Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
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Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
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Planning history
5 Carmarthen Road has an approved side and rear extension on the planning record.
1 application on record at 5 Carmarthen Road, Cheltenham, GL51 3JZ
- Jul 2018ExtensionFullOutcome in report
Extension: Side and rear of property
Single storey side and rear extensions
- Documents
- 7 docs on file
- Reference
- 18/01077/FUL
Unlock 5 Carmarthen Road, Cheltenham, GL51 3JZ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
5 Carmarthen Road valuation sits well clear of the typical sold price in this postcode.
£366,000
Modelled from EPC, postcode comparables.
£260,000
Recorded with HM Land Registry.
Sales timeline
28 March 2018Most recent
£260,000
Median price across the last 5 sales in GL51 3JZ: £291,000 (2025–2014).
Nearby sales in GL51 3JZ
43 Carmarthen Road, Cheltenham, GL51 3JZ
Sold Oct 2025
£512,50041 Carmarthen Road, Cheltenham, GL51 3JZ
Sold Oct 2022
£355,00011 Carmarthen Road, Cheltenham, GL51 3JZ
Sold Jan 2020
£291,00035 Carmarthen Road, Cheltenham, GL51 3JZ
Sold May 2015
£252,25039 Carmarthen Road, Cheltenham, GL51 3JZ
Sold Dec 2014
£232,500
Versus other Carmarthen Road homes
5 Carmarthen Road is notably below the street on epc rating.
Price per m²
£3,514
Street avg £3,305
Floor Area
74 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.1 t/year
Street avg 3.2 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Fernleigh Crescent — bus stop.
Closest school
0.3 km
Lakeside Primary School. 18 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
48.8dB

Night-time· 23:00 – 07:00
37.6dB







