How much is 3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN worth?
Estimated value — November 2026
£753,000
Likely range £671,000 – £928,000Four in five similar homes sold within their range when we tested it.
Latest recorded sale June 2026
74%
confidence
High
Typically within 7% of the sale price
Property details
Flat / Maisonette
Thames Side · Windsor · SL4 1QN
Energy performance
Mains Gas (Not Community) · EPC 8750-7121-7180-8282-5296 · inspected September 2020
Address
- District
- Windsor and Maidenhead
- County
- Windsor and Maidenhead
Value over time
- Modelled value
- Recorded sale
- Projected
- Likely range (80%)
- Today's estimate
Drawn through each of this property's recorded sales and ending at today's estimate, with the UK House Price Index for its area and property type filling in the months between. The shaded band is where four in five prices fell when we tested this line against real sales of similar homes; it widens the further a month is from a recorded sale, and today it matches the likely range above.
View as a table
| Year | Modelled value | Likely range | Recorded sale |
|---|---|---|---|
| 2023 | £896,784 | £780,063 – £1,099,636 | £960,000 |
| 2024 | £879,129 | £767,966 – £1,036,241 | — |
| 2025 | £800,058 | £688,523 – £1,023,310 | — |
| 2026 | £753,000 | £671,000 – £928,000 | £780,000 |
Sale history
Mortgage calculator
£4,041
Estimated monthly repayment
£677,700
Loan amount
£777,202
Total interest
£1,454,902
Total repayable
A guide only, based on a capital repayment mortgage held at a constant interest rate for the full term. Not a mortgage offer or financial advice.
Related properties
- Quayside, 15, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£825,000 · 2010£810,000
- Quayside House, 11, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£1,200,000 · 2015£1,023,000
- 8 Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£2,150,000 · 2025£2,209,000
- 9 Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£2,150,000 · 2018£2,220,000
- 6 Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£2,100,000 · 2018£2,300,000
- 7 Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£2,300,000 · 2017£2,510,000
- Quayside House, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN£5,086,442 · 2020—
About this property
3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN is a flat on Thames Side in Windsor. Stede's estimated value for November 2026 is £753,000. Four in five similar homes sold within their likely range when tested; for this property that range is £671,000 to £928,000. It combines its own last sale brought up to date with the House Price Index (75%) and the recent price per m² in the same postcode sector applied to its floor area (25%). The confidence score is 74 out of 100 (high): estimates like this one are typically within 7% of the eventual sale price.
It last sold in June 2026 for £780,000. It has 2 sales on record, the earliest in 2023. The current estimate is 3% lower than that price.
Its EPC energy-efficiency rating is band C (76 out of 100), with a potential of band B (87) after the recommended improvements. The certificate records a total floor area of 109 m² (1,173 sq ft). It was lodged in September 2020.
The modelled value is down 8% over the past year.
Among 6 nearby properties Stede tracks in the SL4 area, estimated values run from £810,000 to £2,510,000. This flat's £753,000 sits below that range.
Common questions
How much is 3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN worth?
Stede estimates 3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN is worth £753,000 as of November 2026, within a likely range of £671,000 to £928,000. The estimate is generated automatically from recorded sale prices of this and similar nearby homes and the UK House Price Index, and is not a formal valuation.
When did 3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN last sell?
It last sold in June 2026 for £780,000. There are 2 sales on record, the earliest in 2023.
What type of property is 3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN?
It is recorded as a Flat / Maisonette on Thames Side in the SL4 postcode area.
What is the EPC rating of 3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN?
3 Windsor Quay, Thames Side, Windsor, Windsor And Maidenhead, SL4 1QN has an EPC energy-efficiency rating of band C (76 out of 100). Its potential rating after the recommended improvements is band B (87). The certificate records a floor area of 109 m² (1,173 sq ft). EPC data is published by the Ministry of Housing, Communities & Local Government and reflects the most recent certificate on record.
How reliable is this estimate?
The confidence score is 74 out of 100 (high). Tested against real sales of similar homes, estimates like this one are typically within 7% of the sale price, and four in five sold within their likely range. The figure is a data model, not a RICS valuation or Home Report, and should not be used for mortgage or legal decisions.
How does Stede calculate this estimate?
It combines its own last sale brought up to date with the House Price Index (75%) and the recent price per m² in the same postcode sector applied to its floor area (25%). Each piece of evidence gets the share that proved most accurate when tested against real sales of similar homes, and the same testing sets the likely range and confidence. Full detail is on the methodology page.
How we got this figure
We weighed the evidence below, giving each piece the share that proved most accurate when we tested it against real sales of similar homes. The likely range and confidence come from testing the same method against 2,922 real sales of similar homes.
- Its sale in June 2026, brought up to today with the House Price Index£821,49275%
- Recent price per m² in the same postcode sector, for its 109 m²£546,85925%
Estimate £753,000, likely £671,000 – £928,000
Read the full methodology and data sources →