How much is 1 Costow, Swindon, SN4 9QN worth?
Estimated value — September 2026
£480,000
Likely range £477,000 – £483,000
Latest recorded sale April 2003
11%
confidence
Low
Property details
Semi-detached house
Swindon · SN4 9QN
Address
- District
- Swindon
- County
- Swindon
Value over time
- Modelled value
- Recorded sale
- Today's estimate
Modelled by indexing this property's most recent recorded sale, month by month, against the UK House Price Index for its area and property type. Earlier sales are shown as recorded. Today's estimate also blends in the other valuation methods, so it can sit a little off the line.
View as a table
| Year | Modelled value | Recorded sale |
|---|---|---|
| 2000 | £160,461 | — |
| 2001 | £188,122 | £165,000 |
| 2002 | £224,770 | — |
| 2003 | £232,312 | £236,000 |
| 2004 | £258,152 | — |
| 2005 | £248,999 | — |
| 2006 | £272,385 | — |
| 2007 | £285,632 | — |
| 2008 | £237,557 | — |
| 2009 | £246,612 | — |
| 2010 | £254,480 | — |
| 2011 | £247,229 | — |
| 2012 | £253,179 | — |
| 2013 | £268,045 | — |
| 2014 | £293,206 | — |
| 2015 | £329,248 | — |
| 2016 | £350,812 | — |
| 2017 | £376,830 | — |
| 2018 | £377,510 | — |
| 2019 | £374,763 | — |
| 2020 | £387,832 | — |
| 2021 | £413,901 | — |
| 2022 | £460,416 | — |
| 2023 | £456,995 | — |
| 2024 | £465,386 | — |
| 2025 | £467,967 | — |
| 2026 | £483,476 | — |
Sale history
Mortgage calculator
£2,280
Estimated monthly repayment
£432,000
Loan amount
£388,666
Total interest
£820,666
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
- Willow Cottage, Costow, Swindon, SN4 9QN£396,000 · 2019£515,000
- 3 Costow Farm Cottages, Costow, Swindon, SN4 9QN£430,000 · 2021£485,000
- The Bungalow, 3A, Costow, Swindon, SN4 9QN£361,616 · 2025£369,000
- Old Barn, 4, Costow, Swindon, SN4 9QN£1,000,000 · 2022£1,027,000
- 4A, Costow, Swindon, SN4 9QN£925,000 · 2022£940,000
About this property
1 Costow, Swindon, SN4 9QN is a semi-detached house in Swindon (SN4). Stede's estimated value for September 2026 is £480,000. The likely range is £477,000 to £483,000. It is the average of 2 independent methods that re-index recorded sale prices to today. The confidence score is 11 out of 100 (low), based on how recent the most recent recorded sale is.
It last sold in April 2003 for £236,000. It has 3 sales on record, the earliest in 1998. The current estimate is 103% higher than that price. The current owner has held it for about 23 years.
The modelled value is up 5% over the past year and up 23% over the past five years.
Among 5 nearby properties Stede tracks in the SN4 area, estimated values run from £369,000 to £1,027,000. This semi-detached house's £480,000 sits toward the lower end of that range.
Common questions
How much is 1 Costow, Swindon, SN4 9QN worth?
Stede estimates 1 Costow, Swindon, SN4 9QN is worth £480,000 as of September 2026, within a likely range of £477,000 to £483,000. The estimate is generated automatically from recorded sale prices and the UK House Price Index, and is not a formal valuation.
When did 1 Costow, Swindon, SN4 9QN last sell?
It last sold in April 2003 for £236,000. There are 3 sales on record, the earliest in 1998.
What type of property is 1 Costow, Swindon, SN4 9QN?
It is recorded as a Semi-detached house in the SN4 postcode area.
How reliable is this estimate?
The confidence score is 11 out of 100 (low), which reflects how recent the most recent recorded sale is rather than local market volatility. 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?
Stede runs 2 independent methods that re-index this property's recorded sale prices to today using the House Price Index for its type and region, then takes the average. Full detail is on the methodology page.
How we calculated this
This estimate averages 2 valuation methods, each re-indexing recorded sale prices to today. The confidence score reflects how recent the most recent recorded sale is.
2
Valuation methods used
3
Recorded sales on file
2003
Most recent recorded sale