Flat 2, Mercantile House 99-101
Flat 2, Mercantile House 99-101
Description & Estimates







Flat 2, Mercantile House 99-101, Windsor is described in the public record as a period apartment with 387 ft2 of internal area.
Locally, apartments of this size normally have 1 bedroom.
Our estimate of the sale value of Flat 2, Mercantile House 99-101, Windsor is £202,530 and its rental estimate is £1,029 per month, given the available information and assuming reasonable condition.
Mercantile House, St. Leonards Road is a residential building on St. Leonards Road, Windsor, SL4 and falls within the SL4 postal district.
Our Data Sources
Flat 2, Mercantile House 99-101, Windsor has no records in the the Land Registry and a single entry in the EPC database dated February 2022.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 4 out of 5 and is considered of high accuracy.
Price Range & Condition
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For Flat 2, Mercantile House 99-101, Windsor, we estimate a market value of £212,656 and a rental value of £1,080 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £188,353 and £957 per month respectively.
Recent Market Change
Over the last year, Flat 2, Mercantile House 99-101, Windsor has seen its estimated sale value decrease by £966 (0.5%) and its estimated rental value grow by £28 per month (2.7%). This results in an estimated gross rental yield of 6.1%.
Energy Efficiency
Flat 2, Mercantile House 99-101, Windsor has an Energy Performance Rating (EPC) of F. This is based on the most recent assessment, dated 15 Feb 2022.
The property is not connected to mains gas and has partial double glazing. It is heated using Room heaters, electric.
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to Flat 2, Mercantile House 99-101, Windsor have sold within a radius of 400 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 2nd April 2026, was Flat 11, Ridings House 66-68, Alma Road, Windsor, SL4 3FJ, a leasehold flat which sold for £250,000.
Read more about house prices in SL4.
- Sold Apr 2026£250,000 | 1 Bed FlatRidings House 66-68, Alma RoadFlat 11, Ridings House 66-68, Alma Road, Windsor, SL4 3FJ
- Sold Jan 2026£180,000 | 1 Bed FlatRidings House 66-68, Alma RoadFlat 14, Ridings House 66-68, Alma Road, Windsor, SL4 3FJ
- Sold Oct 2025£210,000 | 1 Bed FlatRidings House 66-68, Alma RoadFlat 4, Ridings House 66-68, Alma Road, Windsor, SL4 3FJ
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Of the 565 addresses on St. Leonards Road, Windsor, SL4, Flat 2, Mercantile House 99-101, Windsor comes out as the 557th largest and the 563rd most expensive in our analysis of the public data.
It is also £383k less expensive than the average property across the SL4 district.
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Schools Nearby
- 500mThe Queen Anne Royal Free CofE Controlled First School
- 700mTrinity St Stephen CofE Aided First School
- 800mOakfield First School
- 900mThe Windsor Boys' School
- 1.3kmWindsor Girls' School
- 2.5kmChurchmead Church of England (VA) School
More reading links
Public Transport Nearby
From Flat 2, Mercantile House 99-101, Windsor, the nearest station is Windsor & Eton Central, 700 metres away.
- 700mWindsor & Eton Central
- 1.1kmWindsor & Eton Riverside
- 2.4kmDatchet
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.

