15 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
About 15 Castlefields Avenue
15 Castlefields Avenue is a three-bedroom semi-detached house in Charlton Kings, Cheltenham, Cheltenham (GL52 6YR). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (May 2025) shows a C (score 71). When first surveyed in July 2011 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Average to Very Good; while wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 85). Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
A recent sale: £460,000 in November 2025. One planning record on file: an extension approved in 2005. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 110 m² it's 29.4% larger than the typical home in the postcode (85 m² median across 21 EPCs). Across 2012–2025, sale prices on this property compounded at 5.4% per year. On a £-per-square-foot basis, the last sale (£389/sq ft) was about 80.5% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
- StudyYes
Outside
- Private gardenSouth-facing
- GarageYes
- Cul-de-sacYes
Building
- ConciergeYes
- Previously extendedYes
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
15 Castlefields Avenue has an approved rear extension on the planning record.
- Sept 2005ConservatoryFullIn report
Extension: Rear of property
Erection of a conservatory to rear
Extension- Documents
- 2 docs on file
- Reference
- 05/01279/FUL
What's in 15 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Sale price has at least doubled since 2012.
£495,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 13 years.
£460,000
Growth on file: 5.4% per year over 13 years.
Sales timeline
11 November 2025Most recent
£460,000
+101.8%over 13 years14 June 2012
£228,000
Median price across the last 5 sales in GL52 6YR: £415,000 (2025–2021).
Nearby sales in GL52 6YR
32 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold Nov 2025
£550,00021 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold Aug 2025
£408,0009 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold Nov 2022
£432,0003 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold May 2022
£415,00010 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold Dec 2020
£286,000
Versus other Castlefields Avenue homes
Years Held for 15 Castlefields Avenue lags the street by a wide margin.
Price per m²
£4,182
Street avg £3,256
Floor Area
110 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.5 t/year
Street avg 4.3 t/year
Similar properties nearby
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GL52 6YG
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1 Castlefields Avenue, Charlton Kings
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Castlefields Road — bus stop.
Closest school
0.3 km
Glenfall Community Primary School. 12 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
48.3dB

Night-time· 23:00 – 07:00
39.3dB








