55 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
About 55 Carmarthen Avenue
55 Carmarthen Avenue is a six-bedroom detached house in Drayton, Portsmouth, Portsmouth (PO6 2AG). It has a recorded floor area of 264 m² (around 2842 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (June 2017) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 74), a 2-band jump.
At 264 m² the property is well over the postcode median (154 m² across 20 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs). 6 bedrooms is on the larger side for this postcode, where 4 is the typical count. 2 planning records sit against the property, 0 approved, 0 refused. Across 1998–2019, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £936,000 is 21.6% above the 2019 sale price. Sold June 2019 for £770,000.
What this property has
Inside
- Bedrooms6
Everything you need to know about 55 Carmarthen Avenue
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Energy performance
55 Carmarthen Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 6 June 2027
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
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Planning history
2 applications on record at 55 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
- Mar 2018PorchFullOutcome in report
Extension: Single storey · Rear of property
Construction of single storey rear extension and metal canopy structure, addition of pitched roof to existing flat roof side extension, addition of a front porch and elevational alterations to front elevation
Extension- Documents
- 6 docs on file
- Reference
- 17/02128/HOU
- More recent applications — locked
- ExtensionNov 2018Decision
Unlock 55 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 8 notable nearby
- The 17 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
55 Carmarthen Avenue has more than tripled in price since its earliest registered sale in 1998.
£936,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 20 years.
£770,000
Growth on file: 5.9% per year over 20 years.
Sales timeline
12 June 2019Most recent
£770,000
+5.5%over 1 year13 September 2017
£730,000
+207.4%over 18 years23 December 1998
£237,500
Median price across the last 5 sales in PO6 2AG: £600,000 (2025–2019).
Nearby sales in PO6 2AG
53 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
Sold Oct 2025
£600,00059 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
Sold Nov 2024
£660,00015 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
Sold Dec 2022
£628,00023 Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
Sold Sept 2021
£563,0001a, Carmarthen Avenue, Drayton, Portsmouth, PO6 2AG
Sold Nov 2018
£465,000
Versus other Carmarthen Avenue homes
On floor area, 55 Carmarthen Avenue stands well clear of the street.
Price per m²
£2,917
Street avg £3,339
Floor Area
264 m²
Street avg 168 m²
Habitable Rooms
10 rooms
Street avg 7 rooms
CO₂ Emissions
15.0 t/year
Street avg 7.1 t/year
Everything you need to know about 55 Carmarthen Avenue
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
260/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Court Lane — bus stop.
Closest school
0.6 km
Court Lane Infant Academy. 22 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
53.0dB

Night-time· 23:00 – 07:00
43.6dB






