Property data
Sale history
Date Paid price Tenure Annual growth After inflation
Jan 2002 £495,000 Freehold 73.1% 70.8%
Jan 1999 £96,000 Leasehold na na
Floor plan

Archived estate agent floor plan for 31, Ham Island.

Floorplan 31
View floorplan
Internal area
268 square metres (2,885 square feet) according to latest EPC inspection
Price per internal area

This property sold for £1,847 per square metre (£172 per square foot) in Jan 2002. Indexed forward to today's value, this is roughly £4,543 per square metre (£422 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jan 2002 £495,000 £1,847 £1,217,619 £4,543
Jan 1999 £96,000 £358 £287,846 £1,074

Calculated using the latest EPC internal area of 268 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 £1,217,619. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Old Windsor are now selling for between £5,040 and £6,330 per square metre (£468 and £588 per square foot). Based on an internal area of 268 m², this implies a valuation between £1,351,000 and £1,696,000. 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
G
Plot size
708 square metres (7,621 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived rental listing for 31 Ham Island. Advertised on multiple portals. It was reduced on 08/10/2024. It last appeared May 2025.
Photos:

There are 31 archived estate agent listing photos for 31 Ham Island.

Photos for 31 Ham Island
View photos
Advertiser remarks:
  • 5 bedrooms
  • 3 bathrooms
Planning applications
Planning ref:
May 2019 19/00732/FULL
Type:
Full and householder planning application
Status:
Application approved
Address:
31 Ham Island Old Windsor Windsor
Description:
Part single part two storey rear extension with balcony.

Planning ref:
January 2013 12/03177/FULL
Type:
Full and householder planning application
Status:
Application approved
Address:
31 Ham Island Old Windsor Windso
Description:
Replacement of 2 rear dormers with 1 larger dormer and a balcony, amendment to planning approval 12/01422/FULL

Planning ref:
July 2012 12/01422/FULL
Type:
Full and householder planning application
Status:
Application approved
Address:
31 Ham Island Old Windsor Windso
Description:
Alterations to enclose part of the rear ground floor balcony
EPC Inspections
Summary:
18 November 2022 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
Rental
Tenure:
Private rental
Property type:
Detached Bungalow , has 7 habitable rooms. Estimated year built 1976 to 1982
Area:
268 sqm (2,885 square foot) total internal area
Comments:
Walls: Cavity wall, as built, partial insulation (assumed). Roof: Pitched, limited insulation (assumed). Heating: Boiler and radiators, mains gas.
Frequently asked questions

31 Ham Island 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 £1,217,619.
  • Based on an internal area of 268 m² and recent prices in Old Windsor, this implies a lower and upper quartile range from £1,351,000 to £1,696,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 31 Ham Island last sold for £495,000 in January 2002.

HouseMetric shows 31 Ham Island as 268 m² (2,885 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 18 November 2022. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 31 Ham Island was in council tax band G. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

31 Ham Island is in postcode SL4 2JY, in Old Windsor. You can also view HouseMetric's sold-price page for Ham Island, SL4 2JY or analysis of the Old Windsor property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 1 June 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.