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Get started18 High Knocke is a five-bedroom detached house in Dymchurch, Romney Marsh, Romney Marsh (TN29 0QD). It has a recorded floor area of 159 m² (around 1711 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (August 2015) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2014. Between certificates, hot-water efficiency went from Average to Good; while lighting dropped from Very Good to Poor. The recommended improvements would push it to C (score 79). The latest certificate is from August 2015, so improvements made since then won't be reflected. Other recorded features include notable views and a conservatory. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced England HPI: 4.1% per year against 0% for the wider region. Today's modelled estimate of £453,000 is 21.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£217/sq ft) was about 28.6% above the typical sold price in the postcode. At 159 m² the property is well over the postcode median (99 m² across 32 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 4 is the typical count. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Sold June 2021 for £372,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
This certificate is over 10 years old and is no longer valid.Expired 13 Aug 2025
18 High Knocke has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
Single storey rear extension
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£453,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 5 years.
£372,000
Growth on file: 4.1% per year over 5 years.
On habitable rooms, 18 High Knocke stands well clear of the street.
Price per m²
£2,340
Street avg £2,374
Floor Area
159 m²
Street avg 112 m²
Habitable Rooms
8 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
High Knock — bus stop.

Daytime· 07:00 – 23:00
48.6dB

Changes detected from historical EPC data
Hot water efficiency improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Part single, part two storey · Side of property
Erection of a first floor and part two storey side extension.
30 June 2021Most recent
£372,000
+24.0%over 5 years26 February 2016
£300,000
Median price across the last 5 sales in TN29 0QD: £315,000 (2025–2024).
Street avg 6 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.7 t/year
TN29 0UJ
Closest school
1.1 km
Dymchurch Primary School. 1 school nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
41.4dB
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