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16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD

How much is 16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD worth?

Estimated value — November 2026

£544,000

Likely range £300,000 – £742,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale June 1997

25%

confidence

Low

Typically within 19% of the sale price

Property details

Semi-detached house

Ash Grove · Staines · TW18 1JD

Address

District
Spelthorne
County
Surrey
See house prices in TW18 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£200k£400k£600k£800k20002002200420062008201020122014201620182020202220242026£544,000

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. 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 range
2000£179,903£148,467 – £211,692
2001£201,023£162,569 – £238,650
2002£240,897£190,947 – £289,019
2003£242,822£188,912 – £293,197
2004£263,608£201,611 – £319,699
2005£265,230£199,240 – £323,571
2006£284,505£209,454 – £349,932
2007£319,244£230,346 – £395,837
2008£271,681£192,310 – £339,758
2009£283,771£197,909 – £357,985
2010£293,378£202,027 – £373,247
2011£304,014£206,536 – £390,698
2012£308,646£207,022 – £399,464
2013£329,864£246,164 – £397,784
2014£373,707£273,136 – £455,318
2015£422,626£302,391 – £520,194
2016£451,593£316,172 – £561,484
2017£453,138£310,285 – £569,059
2018£461,309£308,786 – £585,077
2019£456,054£298,255 – £584,104
2020£464,431£296,592 – £600,628
2021£464,657£289,591 – £606,719
2022£526,846£320,247 – £694,496
2023£509,682£301,976 – £678,230
2024£522,263£301,398 – £701,489
2025£539,029£302,785 – £730,735
2026£544,000£300,000 – £742,000

Sale history

1997Sold
£110,500
2026Today — estimated
+392%£544,000

Mortgage calculator

£2,920

Estimated monthly repayment

£489,600

Loan amount

£561,485

Total interest

£1,051,085

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

16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD is a semi-detached house on Ash Grove in Staines, Surrey. Stede's estimated value for November 2026 is £544,000. Four in five similar homes sold within their likely range when tested; for this property that range is £300,000 to £742,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 110 similar homes in the same postcode sector (25%). The confidence score is 25 out of 100 (low): estimates like this one are typically within 19% of the eventual sale price.

It last sold in June 1997 for £110,500. The current estimate is 392% higher than that price. The current owner has held it for about 29 years.

The modelled value is up 1% over the past year and up 16% over the past five years.

Among 10 nearby properties Stede tracks in the TW18 area, estimated values run from £485,000 to £590,000. This semi-detached house's £544,000 sits around the middle of that range.

Common questions

How much is 16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD worth?

Stede estimates 16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD is worth £544,000 as of November 2026, within a likely range of £300,000 to £742,000. 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 16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD last sell?

It last sold in June 1997 for £110,500.

What type of property is 16 Ash Grove, Staines, Spelthorne, Surrey, TW18 1JD?

It is recorded as a Semi-detached house on Ash Grove in the TW18 postcode area.

How reliable is this estimate?

The confidence score is 25 out of 100 (low). Tested against real sales of similar homes, estimates like this one are typically within 19% 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 recent sales of 110 similar homes in the same postcode sector (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 1,827 real sales of similar homes.

  • Its sale in June 1997, brought up to today with the House Price Index£551,46675%
  • 110 similar homes sold recently in the same postcode sector£520,62825%

Estimate £544,000, likely £300,000 – £742,000

Read the full methodology and data sources →