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21A, Grove Hill, Highworth, Swindon, SN6 7JL

How much is 21A, Grove Hill, Highworth, Swindon, SN6 7JL worth?

Estimated value — November 2026

£621,000

Likely range £437,000 – £886,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale June 1997

35%

confidence

Low

Typically within 16% of the sale price

Property details

Detached house

Grove Hill · Swindon · SN6 7JL

Address

District
Swindon
County
Swindon
See house prices in SN6 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£200k£400k£600k£800k£1m20002002200420062008201020122014201620182020202220242026£621,000

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£284,442£239,935 – £336,846
2001£330,290£274,866 – £395,312
2002£387,734£318,467 – £469,777
2003£384,847£312,461 – £470,069
2004£411,989£331,223 – £506,301
2005£391,605£311,547 – £484,906
2006£422,954£332,353 – £528,866
2007£443,386£344,219 – £559,781
2008£369,871£284,015 – £471,705
2009£377,790£288,128 – £486,755
2010£393,669£298,828 – £512,276
2011£378,729£285,958 – £498,534
2012£382,581£287,564 – £507,915
2013£400,756£333,582 – £497,502
2014£435,563£358,130 – £547,084
2015£485,169£393,988 – £616,489
2016£516,483£414,170 – £663,836
2017£545,682£432,042 – £709,349
2018£541,667£423,360 – £712,055
2019£530,003£408,859 – £704,476
2020£549,266£418,140 – £738,116
2021£578,075£434,199 – £785,288
2022£629,048£466,095 – £863,736
2023£618,258£451,819 – £857,966
2024£624,484£450,025 – £875,743
2025£614,250£436,410 – £870,378
2026£621,000£437,000 – £886,000

Sale history

1997Sold
£170,000
2026Today — estimated
+265%£621,000

Mortgage calculator

£3,333

Estimated monthly repayment

£558,900

Loan amount

£640,959

Total interest

£1,199,859

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

21A, Grove Hill, Highworth, Swindon, SN6 7JL is a detached house on Grove Hill in Swindon. Stede's estimated value for November 2026 is £621,000. Four in five similar homes sold within their likely range when tested; for this property that range is £437,000 to £886,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 85 similar homes in the same postcode sector (25%). The confidence score is 35 out of 100 (low): estimates like this one are typically within 16% of the eventual sale price.

It last sold in June 1997 for £170,000. The current estimate is 265% higher than that price. The current owner has held it for about 29 years.

The modelled value is unchanged over the past year and up 8% over the past five years.

Among 10 nearby properties Stede tracks in the SN6 area, estimated values run from £362,000 to £558,000. This detached house's £621,000 sits above that range.

Common questions

How much is 21A, Grove Hill, Highworth, Swindon, SN6 7JL worth?

Stede estimates 21A, Grove Hill, Highworth, Swindon, SN6 7JL is worth £621,000 as of November 2026, within a likely range of £437,000 to £886,000. 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 21A, Grove Hill, Highworth, Swindon, SN6 7JL last sell?

It last sold in June 1997 for £170,000.

What type of property is 21A, Grove Hill, Highworth, Swindon, SN6 7JL?

It is recorded as a Detached house on Grove Hill in the SN6 postcode area.

How reliable is this estimate?

The confidence score is 35 out of 100 (low). Tested against real sales of similar homes, estimates like this one are typically within 16% 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 85 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 5,203 real sales of similar homes.

  • Its sale in June 1997, brought up to today with the House Price Index£675,83875%
  • 85 similar homes sold recently in the same postcode sector£457,42925%

Estimate £621,000, likely £437,000 – £886,000

Read the full methodology and data sources →