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18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE

How much is 18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE worth?

Estimated value — November 2026

£594,000

Likely range £531,000 – £696,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale August 2022

75%

confidence

High

Typically within 6% of the sale price

Property details

Semi-detached house

Simplemarsh Road · Addlestone · KT15 1QE

122 m²1,313 sq ftFloor area
1950-1966Built
Mains gas boilerHeating

Energy performance

Current ratingC69
PotentialB82

Mains Gas (Not Community) · EPC 6212-9129-8000-0440-6222 · inspected January 2022

Address

District
Runnymede
County
Surrey
See house prices in KT15 →

Value over time

  • Modelled value
  • Recorded sale
  • Likely range (80%)
  • Today's estimate
£300k£400k£500k£600k£700k£800k201820192020202120222023202420252026£594,000

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. A sale we treat with caution is shown but the line doesn't pass through it. 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
Modelled value at the end of each year, with any recorded sales
YearModelled valueLikely rangeRecorded sale
2017£448,553£388,085 – £561,617£450,000
2018£449,830£392,802 – £526,907—
2019£453,376£393,657 – £522,860—
2020£476,568£416,150 – £558,226—
2021£524,168£453,507 – £656,292—
2022£551,258£473,639 – £714,388£555,000
2023£547,355£481,984 – £646,620—
2024£567,772£501,989 – £661,330—
2025£582,973£518,212 – £681,092—
2026£594,000£531,000 – £696,000—

Sale history

2017Sold
£450,000
2022Sold
+23%£555,000
2026Today — estimated
+7%£594,000

Mortgage calculator

£3,188

Estimated monthly repayment

£534,600

Loan amount

£613,092

Total interest

£1,147,692

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

About this property

18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE is a semi-detached house on Simplemarsh Road in Addlestone, Surrey. Stede's estimated value for November 2026 is £594,000. Four in five similar homes sold within their likely range when tested; for this property that range is £531,000 to £696,000. 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 75 out of 100 (high): estimates like this one are typically within 6% of the eventual sale price.

It last sold in August 2022 for £555,000. It has 2 sales on record, the earliest in 2017. The current estimate is 7% higher than that price. The current owner has held it for about 4 years.

Its EPC energy-efficiency rating is band C (69 out of 100), with a potential of band B (82) after the recommended improvements. The certificate records a total floor area of 122 m² (1,313 sq ft). It was lodged in January 2022.

The modelled value is up 2% over the past year and up 21% over the past five years.

Among 4 nearby properties Stede tracks in the KT15 area, estimated values run from £197,000 to £673,000. This semi-detached house's £594,000 sits around the middle of that range.

Common questions

How much is 18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE worth?

Stede estimates 18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE is worth £594,000 as of November 2026, within a likely range of £531,000 to £696,000. 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 18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE last sell?

It last sold in August 2022 for £555,000. There are 2 sales on record, the earliest in 2017.

What type of property is 18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE?

It is recorded as a Semi-detached house on Simplemarsh Road in the KT15 postcode area.

What is the EPC rating of 18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE?

18 Simplemarsh Road, Addlestone, Runnymede, Surrey, KT15 1QE has an EPC energy-efficiency rating of band C (69 out of 100). Its potential rating after the recommended improvements is band B (82). The certificate records a floor area of 122 m² (1,313 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 75 out of 100 (high). Tested against real sales of similar homes, estimates like this one are typically within 6% 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 52,302 real sales of similar homes.

  • Its sale in August 2022, brought up to today with the House Price Index£563,25975%
  • Recent price per m² in the same postcode sector, for its 122 m²£686,76825%

Estimate £594,000, likely £531,000 – £696,000

Read the full methodology and data sources →