16, Ham Island, SL4 2JY

16 Ham Island is a 197 m² / 2,120 sq ft semi-detached home in Old Windsor. It sold for £850,000 in January 2025. Indexed forward to today's value, that sale is roughly £797k. Recent local prices imply a broad valuation context of £993k to £1,247k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.

Property data
Sale history
Date Paid price Tenure Annual growth After inflation
Jan 2025 £850,000 Leasehold -1.4% -6.6%
Jan 2025 £850,000 Freehold na na
Feb 2021 £900,000 Leasehold 2.7% 0.9%
Jun 2010 £675,000 Leasehold na na
Jun 2010 £675,000 Freehold na na
Floor plan

Archived estate agent floor plan for 16, Ham Island.

Floorplan 16
View floorplan
Internal area
197 square metres (2,120 square feet) according to latest EPC inspection
Price per internal area

This property sold for £4,314 per square metre (£401 per square foot) in Jan 2025. Indexed forward to today's value, this is roughly £4,046 per square metre (£376 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Jan 2025 £850,000 £4,315 £797,142 £4,046
Jan 2025 £850,000 £4,315 £852,616 £4,328
Feb 2021 £900,000 £4,569 £930,144 £4,722
Jun 2010 £675,000 £3,426 £1,016,428 £5,160
Jun 2010 £675,000 £3,426 £1,047,175 £5,316

Calculated using the latest EPC internal area of 197 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 £797,142. 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 197 m², this implies a valuation between £993,000 and £1,247,000. 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
5
Type
Semi-detached
Council tax band
G
Plot size
858 square metres (9,235 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 16 Ham Island. Advertised on multiple portals. It was added on 25/09/2024. It last appeared Feb 2025.
Photos:

There are 32 archived estate agent listing photos for 16 Ham Island.

Photos for 16 Ham Island
View photos
Advertiser remarks:
  • 5 bedrooms
  • 3 bathrooms
EPC Inspections
Summary:
26 November 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 6 habitable rooms. Estimated year built 1976 to 1982
Area:
197 sqm (2,120 square foot) total internal area
Comments:
Walls: Cavity wall, as built, partial insulation (assumed). Roof: Pitched, 270 mm loft insulation. Heating: Air source heat pump, warm air, electric.
Summary:
16 November 2024 - energy performance certificate grade G
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 1976 to 1982
Area:
187 sqm (2,013 square foot) total internal area
Comments:
Walls: Cavity wall, as built, partial insulation (assumed). Roof: Roof room(s), limited insulation (assumed). Heating: Warm air, Electricaire.
Summary:
03 October 2014 - energy performance certificate grade D
Certificate:
View energy certificate on GOV.UK
Reason for EPC:
marketed sale
Tenure:
Owner-occupied
Property type:
Detached Bungalow , has 5 habitable rooms. Estimated year built 1950 to 1966
Area:
208 sqm (2,239 square foot) total internal area
Comments:
Walls: Cavity wall, filled cavity. Roof: Roof room(s), no insulation (assumed). Heating: Boiler and radiators, mains gas.
Summary:
01 October 2008 - energy performance certificate grade F
Reason for EPC:
None
Tenure:
Owner-occupied
Property type:
None , has 9 habitable rooms. Estimated year built 1950 to 1966
Area:
128 sqm (1,378 square foot) total internal area
Comments:
Frequently asked questions

16 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 £797,142.
  • Based on an internal area of 197 m² and recent prices in Old Windsor, this implies a lower and upper quartile range from £993,000 to £1,247,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 16 Ham Island last sold for £850,000 in January 2025.

HouseMetric shows 16 Ham Island as 197 m² (2,120 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 5 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 26 November 2024. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 16 Ham Island was in council tax band G. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

16 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.