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123 Ermin Street, Swindon, Thamesdown, SN3 4NH

How much is 123 Ermin Street, Swindon, Thamesdown, SN3 4NH worth?

Estimated value — November 2026

£277,000

Likely range £221,000 – £346,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale December 1995

59%

confidence

Medium

Typically within 10% of the sale price

Property details

Semi-detached house

Ermin Street · Swindon · SN3 4NH

Address

District
Thamesdown
County
Thamesdown
See house prices in SN3 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£100k£200k£300k£400k20002002200420062008201020122014201620182020202220242026£277,000

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£93,194£78,596 – £109,381
2001£109,241£91,317 – £128,994
2002£130,500£108,434 – £154,129
2003£134,857£111,462 – £159,563
2004£149,832£122,954 – £177,884
2005£144,496£117,526 – £172,688
2006£158,042£127,687 – £189,526
2007£165,700£133,000 – £200,236
2008£137,788£110,741 – £167,192
2009£143,017£114,707 – £174,773
2010£147,556£118,342 – £181,754
2011£143,328£128,210 – £161,955
2012£146,753£130,306 – £167,018
2013£155,345£136,911 – £178,058
2014£169,899£148,618 – £196,120
2015£190,752£165,602 – £221,741
2016£203,211£175,079 – £237,874
2017£218,247£186,594 – £257,248
2018£218,605£185,459 – £259,445
2019£216,978£182,648 – £259,277
2020£224,508£187,507 – £270,099
2021£239,559£198,498 – £290,152
2022£266,438£219,014 – £324,872
2023£264,415£215,608 – £324,553
2024£269,225£217,755 – £332,644
2025£269,233£215,986 – £334,840
2026£277,000£221,000 – £346,000

Sale history

1995Sold
£53,000
2026Today — estimated
+423%£277,000

Mortgage calculator

£1,487

Estimated monthly repayment

£249,300

Loan amount

£285,903

Total interest

£535,203

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

123 Ermin Street, Swindon, Thamesdown, SN3 4NH is a semi-detached house on Ermin Street in Swindon, Thamesdown. Stede's estimated value for November 2026 is £277,000. Four in five similar homes sold within their likely range when tested; for this property that range is £221,000 to £346,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 201 similar homes in the same postcode sector (25%). The confidence score is 59 out of 100 (medium): estimates like this one are typically within 10% of the eventual sale price.

It last sold in December 1995 for £53,000. The current estimate is 423% higher than that price. The current owner has held it for about 31 years.

The modelled value is up 2% over the past year and up 16% over the past five years.

Among 10 nearby properties Stede tracks in the SN3 area, estimated values run from £254,000 to £398,000. This semi-detached house's £277,000 sits toward the lower end of that range.

Common questions

How much is 123 Ermin Street, Swindon, Thamesdown, SN3 4NH worth?

Stede estimates 123 Ermin Street, Swindon, Thamesdown, SN3 4NH is worth £277,000 as of November 2026, within a likely range of £221,000 to £346,000. 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 123 Ermin Street, Swindon, Thamesdown, SN3 4NH last sell?

It last sold in December 1995 for £53,000.

What type of property is 123 Ermin Street, Swindon, Thamesdown, SN3 4NH?

It is recorded as a Semi-detached house on Ermin Street in the SN3 postcode area.

How reliable is this estimate?

The confidence score is 59 out of 100 (medium). Tested against real sales of similar homes, estimates like this one are typically within 10% 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 201 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 30,217 real sales of similar homes.

  • Its sale in December 1995, brought up to today with the House Price Index£264,61275%
  • 201 similar homes sold recently in the same postcode sector£313,83425%

Estimate £277,000, likely £221,000 – £346,000

Read the full methodology and data sources →