Property data
Sale history
Date Paid price Annual growth After inflation
Aug 2025 £1,060,000 2.9% -1.5%
Sep 2022 £975,000 5.7% 3.2%
Aug 2001 £305,000 na na
Floor plan

Archived estate agent floor plan for 20, Castle Grove.

Floorplan 20
View floorplan
Internal area
204 square metres (2,196 square feet) according to latest EPC inspection
Price per internal area

This property sold for £5,196 per square metre (£483 per square foot) in Aug 2025. Indexed forward to today's value, this is roughly £4,864 per square metre (£452 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Aug 2025 £1,060,000 £5,196 £992,246 £4,864
Sep 2022 £975,000 £4,779 £954,577 £4,679
Aug 2001 £305,000 £1,495 £747,643 £3,665

Calculated using the latest EPC internal area of 204 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 £992,246. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Newbury are now selling for between £3,480 and £4,530 per square metre (£323 and £420 per square foot). Based on an internal area of 204 m², this implies a valuation between £710,000 and £924,000. 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
4
Type
Detached
Council tax band
F
Plot size
1,153 square metres (12,411 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 20 Castle Grove. Advertised on multiple portals. It was added on 26/09/2024. It last appeared Nov 2024.
Photos:

There are 16 archived estate agent listing photos for 20 Castle Grove.

Photos for 20 Castle Grove
View photos
Advertiser remarks:
  • 4 bedrooms
  • 2 bathrooms
Planning applications
Planning ref:
April 2024 24/00248/HOUSE
Type:
Full and householder planning application
Status:
Application approved
Address:
20 Castle Grove Newbury
Description:
Retrospective: Outbuilding at rear of existing garage.

Planning ref:
May 2023 22/03128/HOUSE
Type:
Full and householder planning application
Status:
Application approved
Address:
20 Castle Grove Newbury West Berkshire
Description:
Extensions and Alterations.

Planning ref:
March 2021 21/00162/HOUSE
Type:
Full and householder planning application
Status:
Application approved
Address:
20 Castle Grove Newbury
Description:
Section 73: Variation of Condition 2 (Approved Plans) of previously approved application 20/02004/HOUSE : Extension to existing garage to incorporate home office in the roof space.

Planning ref:
November 2020 20/02004/HOUSE
Type:
Full and householder planning application
Status:
Application approved
Address:
20 Castle Grove Newbury
Description:
Extension to existing garage to incorporate home office in the roof space.

Planning ref:
March 2004 03/02403/HOUSE
Type:
Full and householder planning application
Status:
Application approved
Address:
20 Castle Grove Newbury Berkshir
Description:
Single detached garage

Planning ref:
October 2003 03/01592/HOUSE
Type:
Full and householder planning application
Status:
Application approved
Address:
20 Castle Grove Newbury Berkshir
Description:
Extension and alterations
EPC Inspections
Summary:
16 September 2024 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Detached House , has 7 habitable rooms. Estimated year built 1950 to 1966
Area:
204 sqm (2,196 square foot) total internal area
Comments:
Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 100 mm loft insulation. Heating: Boiler and radiators, mains gas.

Summary:
21 July 2022 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Marketed sale
Tenure:
Owner-occupied
Property type:
Detached House , has 7 habitable rooms. Estimated year built 1950 to 1966
Area:
216 sqm (2,325 square foot) total internal area
Comments:
Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 100 mm loft insulation. Heating: Boiler and radiators, mains gas.
Frequently asked questions

20 Castle Grove 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 £992,246.
  • Based on an internal area of 204 m² and recent prices in Newbury, this implies a lower and upper quartile range from £710,000 to £924,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 20 Castle Grove last sold for £1,060,000 in August 2025.

HouseMetric shows 20 Castle Grove as 204 m² (2,196 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 4 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 16 September 2024. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 20 Castle Grove was in council tax band F. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

20 Castle Grove is in postcode RG14 1PR, in Newbury. You can also view HouseMetric's sold-price page for Castle Grove, RG14 1PR or analysis of the Newbury property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 4 August 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.