Rock House, GU28 9BH

Rock House is a 159 m² / 1,711 sq ft detached home in Northchapel. It sold for £1,450,000 in May 2025. Indexed forward to today's value, that sale is roughly £1,408k. Recent local prices imply a broad valuation context of £754k to £1,142k based on its internal area. The Land Registry and EPC data was last updated 2 July 2026.

Property data
Sale history
£1,450,000 on May 2025
Internal area
159 square metres (1,711 square feet) according to latest EPC inspection
Price per internal area

This property sold for £9,119 per square metre (£847 per square foot) in May 2025. Indexed forward to today's value, this is roughly £8,857 per square metre (£823 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
May 2025 £1,450,000 £9,119 £1,408,203 £8,857

Calculated using the latest EPC internal area of 159 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £1,408,203. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Northchapel are now selling for between £4,740 and £7,180 per square metre (£440 and £667 per square foot). Based on an internal area of 159 m², this implies a valuation between £754,000 and £1,142,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
na
Type
Detached
Council tax band
G
Plot size
8,807 square metres (94,798 square feet) - map showing freehold boundary lines
Planning applications
Planning ref:
February 2023 SDNP/22/02607/LDP
Type:
Outline application - proposal prior to a full application, including assessments and scoping opinions.
Status:
Application refused
Address:
Rock House Westlands Copse Lane River Common Tillington West Sussex
Description:
Extend footprint of shed, hard-standing and construct a flat-roofed art studio.
Planning ref:
February 2023 SDNP/22/02608/LDP
Type:
Outline application - proposal prior to a full application, including assessments and scoping opinions.
Status:
Application refused
Address:
Rock House Westlands Copse Lane River Common Tillington West Sussex
Description:
Proposed extension and 2 no. doors to the rear elevations.
Planning ref:
October 2020 SDNP/20/00856/FUL
Type:
Full and householder planning application
Status:
Application withdrawn before a decision was taken
Address:
Rock House Westlands Copse Lane River Common Tillington
Description:
Change of use of incidental domestic building to holiday accommodation.
EPC Inspections
Summary:
27 May 2021 - energy performance certificate grade E
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
Detached House , has 9 habitable rooms. Estimated year built before 1900
Area:
159 sqm (1,711 square foot) total internal area
Comments:
Walls: Solid brick, as built, no insulation (assumed). Roof: Pitched, 200 mm loft insulation. Heating: Electric storage heaters.
Summary:
13 May 2019 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Owner-occupied
Property type:
Detached House , has 3 habitable rooms. Estimated year built 1996 to 2002
Area:
66 sqm (710 square foot) total internal area
Comments:
Walls: Solid brick, as built, insulated (assumed). Roof: Roof room(s), insulated (assumed). Heating: Electric storage heaters, Electric storage heaters.
Frequently asked questions

Rock House is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £1,408,203.
  • Based on an internal area of 159 m² and recent prices in Northchapel, this implies a lower and upper quartile range from £754,000 to £1,142,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, Rock House last sold for £1,450,000 in May 2025.

HouseMetric shows Rock House as 159 m² (1,711 sq ft), based on the latest internal area data available for this property.

The latest EPC rating shown by HouseMetric is E, from an inspection dated 27 May 2021. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, Rock House was in council tax band G. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

Rock House is in postcode GU28 9BH, in Northchapel. You can also view HouseMetric's sold-price page for GU28 9BH or analysis of the Northchapel property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 2 July 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.