According to data from HM Land Registry, 27, Ham Island, Windsor sits on a plot of 637 m².

We have plot size data on 34 out of 36 other houses in the postcode and 27, Ham Island, Windsor sits on the 19th largest plot.

27, Ham Island, Windsor has an Energy Performance Rating (EPC) of A. This is based on the most recent assessment, dated 14 Nov 2016.

The property is not connected to mains gas and has high performance glazing. It is heated using a boiler& underfloor (mains gas).

According to HM Land Registry, 27, Ham Island, Windsor was last sold on 3rd April 2023 for £1,900,000 and was recorded as a leasehold house.

The property has had 2 sales since 1995.

Since April 2023, the market for similar properties has dropped by 4.4%.

• Sold Apr 2023£1,900,000
• Sold Jul 2013£391,000

According to the Land Registry and our network of Estate Agents, there have been 85 sales of properties similar to 27, Ham Island, Windsor within a radius of 1.2 kilometres since 2013.

The most recent example is 1, Hill View Road, Staines-Upon-Thames, TW19 5EQ, a freehold house which sold for £865,000 on the 16th January 2026.

Read more about house prices in SL4.

• Sold Jan 2026£865,000 | 5 Bed House1, Hill View Road, Staines-Upon-Thames, TW19 5EQ1, Hill View Road, Staines-Upon-Thames, TW19 5EQ
• Sold Apr 2025£905,000 | 5 Bed House32, Old Ferry Drive, Staines-Upon-Thames, TW19 5JT32, Old Ferry Drive, Staines-Upon-Thames, TW19 5JT
• Sold Jan 2025£850,000 | 5 Bed House16, Ham Island, Windsor, SL4 2JY16, Ham Island, Windsor, SL4 2JY
• Sold Nov 2024£875,000 | 5 Bed House8, Parker Gardens, Windsor, SL4 2ST8, Parker Gardens, Windsor, SL4 2ST
• Sold May 2024£1,160,000 | 5 Bed House6, Acacia Avenue, Staines-Upon-Thames, TW19 5HD6, Acacia Avenue, Staines-Upon-Thames, TW19 5HD
• Sold Feb 2024£940,000 | 5 Bed House24, Ham Island, Windsor, SL4 2JY24, Ham Island, Windsor, SL4 2JY
• Sold Jul 2021£765,000 | 5 Bed House1, Park Avenue, Staines-Upon-Thames, TW19 5EU1, Park Avenue, Staines-Upon-Thames, TW19 5EU
• Sold Jun 2021£875,000 | 5 Bed House5, Park Avenue, Staines-Upon-Thames, TW19 5EU5, Park Avenue, Staines-Upon-Thames, TW19 5EU
• Sold May 2021£860,000 | 4 Bed House1, Parker Gardens, Windsor, SL4 2ST1, Parker Gardens, Windsor, SL4 2ST
• Sold Apr 2021£780,000 | 4 Bed House11, Kingswood Creek, Staines-Upon-Thames, TW19 5EN11, Kingswood Creek, Staines-Upon-Thames, TW19 5EN
• Sold Mar 2021£675,000 | 5 Bed House20, Old Ferry Drive, Staines-Upon-Thames, TW19 5EW20, Old Ferry Drive, Staines-Upon-Thames, TW19 5EW
• Sold Dec 2020£850,000 | 4 Bed HouseFairview, Ham Lane, Windsor, SL4 2JSFairview, Ham Lane, Windsor, SL4 2JS
• Sold Dec 2020£770,000 | 4 Bed House14, Ham Island, Windsor, SL4 2JY14, Ham Island, Windsor, SL4 2JY
• Sold Aug 2019£510,000 | 5 Bed House63, Fairfield Approach, Staines-Upon-Thames, TW19 5DR63, Fairfield Approach, Staines-Upon-Thames, TW19 5DR
• Sold Jun 2016£680,000 | 5 Bed House99, Welley Road, Staines-Upon-Thames, TW19 5HQ99, Welley Road, Staines-Upon-Thames, TW19 5HQ
• Sold Jan 2016£735,000 | 5 Bed House10, Parker Gardens, Windsor, SL4 2ST10, Parker Gardens, Windsor, SL4 2ST
• Sold Dec 2015£720,000 | 5 Bed House7, Parker Gardens, Windsor, SL4 2ST7, Parker Gardens, Windsor, SL4 2ST
• Sold Dec 2015£725,000 | 5 Bed House11, Parker Gardens, Windsor, SL4 2ST11, Parker Gardens, Windsor, SL4 2ST
• Sold Nov 2015£715,000 | 5 Bed House6, Parker Gardens, Windsor, SL4 2ST6, Parker Gardens, Windsor, SL4 2ST
• Sold Sep 2013£445,000 | 5 Bed House22, Ham Island, Windsor, SL4 2JY22, Ham Island, Windsor, SL4 2JY

Ham Island, Old Windsor, Windsor, SL4 has a total of 51 addresses. According to our analysis of all the public data, 27, Ham Island, Windsor is the 14th largest and the 24th most expensive property on the street.

When compared to the postcode district it is £293k more expensive than the average property in SL4.

• Wraysbury Primary School

  900 m away
• King's Court First School

  1.4 km away
• Datchet St Mary's CofE Primary School

  2.1 km away

• Churchmead Church of England (VA) School

  2.4 km away
• Ditton Park Academy

  3.6 km away
• Langley Grammar School

  4.0 km away

• Sunnymeads

  |

  900 m away
• Wraysbury

  |

  2.1 km away
• Datchet

  |

  2.1 km away

According to data from the Environment Agency, the flood risk in this area is considered to be High.