10 St Cosmas Close, Challock, Ashford, TN25 4BX
About 10 St Cosmas Close
10 St Cosmas Close is a four-bedroom semi-detached house in Challock, Ashford, Ashford (TN25 4BX). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (September 2018) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76). Main heating runs on oil. Records show the property has been extended at some point in its history.
At 109 m² the property is well over the postcode median (39 m² across 11 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2002. Past consents include an extension, meaningful when judging how the property has evolved. Across 2019–2022, sale prices on this property compounded at 5.6% per year. Today's modelled estimate of £387,000 is 19.1% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£277/sq ft) was about 23.4% above the typical sold price in the postcode. Sold February 2022 for £325,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
- Utility roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenYes
Building
- Central heatingYes
- Previously extendedYes
Energy performance
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
10 St Cosmas Close has an approved single-storey extension on the planning record.
1 application on record at 10 St Cosmas Close, Challock, Ashford, TN25 4BX
- Jun 2002ExtensionFullOutcome in report
Extension: Single storey
Single storey, consisting of dining room and study
- Reference
- 02/00628/AS
Unlock 10 St Cosmas Close, Challock, Ashford, TN25 4BX's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£387,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.6% per year over 2 years.
£325,000
Growth on file: 5.6% per year over 2 years.
Sales timeline
25 February 2022Most recent
£325,000
+13.0%over 2 years2 December 2019
£287,500
Median price across the last 5 sales in TN25 4BX: £197,500 (2024–2006).
Nearby sales in TN25 4BX
6 St Cosmas Close, Challock, Ashford, TN25 4BX
Sold Feb 2024
£360,0004 St Cosmas Close, Challock, Ashford, TN25 4BX
Sold Apr 2014
£136,0005 St Cosmas Close, Challock, Ashford, TN25 4BX
Sold May 2012
£195,0007 St Cosmas Close, Challock, Ashford, TN25 4BX
Sold Dec 2008
£200,0008 St Cosmas Close, Challock, Ashford, TN25 4BX
Sold Jan 2005
£107,000
Versus other St Cosmas Close homes
Floor Area for 10 St Cosmas Close runs comfortably ahead of the street norm.
Price per m²
£2,982
Street avg £2,915
Floor Area
109 m²
Street avg 52 m²
Habitable Rooms
6 rooms
Street avg 3 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.0 t/year
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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
0.5 km
The Stag — bus stop.
Closest school
0.1 km
Challock Primary School. 1 school 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
45.7dB

Night-time· 23:00 – 07:00
38.9dB







