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 75.8% 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
Certificate validity
Valid until 15 May 2035
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Planning history
15 Castlefields Avenue has an approved rear extension on the planning record.
1 application on record at 15 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
- Sept 2005ConservatoryFullOutcome in report
Extension: Rear of property
Erection of a conservatory to rear
Extension- Documents
- 2 docs on file
- Reference
- 05/01279/FUL
Unlock 15 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR'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, plus 1 notable nearby
- The 2 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has at least doubled since 2012.
£484,000
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: £408,000 (2026–2022).
Nearby sales in GL52 6YR
30 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold Apr 2026
£350,00011 Castlefields Avenue, Charlton Kings, Cheltenham, GL52 6YR
Sold Mar 2026
£405,00032 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
£432,000
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 £3,258
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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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
218/mo
Rising 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
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
48.3dB

Night-time· 23:00 – 07:00
39.3dB







