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54 Janson Road, Southampton, SO15 5GQ

How much is 54 Janson Road, Southampton, SO15 5GQ worth?

Estimated value — November 2026

£388,000

Likely range £318,000 – £473,000Four in five similar homes sold within their range when we tested it.

Latest recorded sale January 1999

65%

confidence

High

Typically within 9% of the sale price

Property details

Semi-detached house

Janson Road · Southampton · SO15 5GQ

Address

District
Southampton
County
Southampton
See house prices in SO15 →

Value over time

  • Modelled value
  • Projected
  • Likely range (80%)
  • Today's estimate
£0£100k£200k£300k£400k£500k20002002200420062008201020122014201620182020202220242026£388,000

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£120,674£104,870 – £140,530
2001£141,266£121,730 – £163,728
2002£176,703£150,898 – £205,082
2003£197,930£167,622 – £231,410
2004£216,387£181,799 – £254,392
2005£213,107£178,090 – £250,555
2006£225,007£187,203 – £264,828
2007£240,513£198,917 – £283,814
2008£208,083£170,813 – £246,909
2009£223,752£182,653 – £266,286
2010£232,627£188,916 – £278,605
2011£224,826£182,860 – £270,212
2012£223,726£181,834 – £270,434
2013£236,375£192,253 – £287,590
2014£259,234£210,976 – £315,597
2015£283,807£252,405 – £321,938
2016£300,630£265,400 – £343,409
2017£312,846£274,139 – £359,848
2018£320,749£278,966 – £371,486
2019£318,261£274,720 – £371,132
2020£326,676£279,847 – £383,539
2021£360,674£306,613 – £426,320
2022£392,557£331,149 – £467,124
2023£368,929£308,804 – £441,937
2024£388,478£322,627 – £468,440
2025£379,024£312,296 – £460,051
2026£388,000£318,000 – £473,000

Sale history

1999Sold
£90,000
2026Today — estimated
+331%£388,000

Mortgage calculator

£2,082

Estimated monthly repayment

£349,200

Loan amount

£400,471

Total interest

£749,671

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

54 Janson Road, Southampton, SO15 5GQ is a semi-detached house on Janson Road in Southampton. Stede's estimated value for November 2026 is £388,000. Four in five similar homes sold within their likely range when tested; for this property that range is £318,000 to £473,000. It combines its own last sale brought up to date with the House Price Index (75%) and recent sales of 83 similar homes in the same postcode sector (25%). The confidence score is 65 out of 100 (high): estimates like this one are typically within 9% of the eventual sale price.

It last sold in January 1999 for £90,000. The current estimate is 331% higher than that price. The current owner has held it for about 27 years.

The modelled value is up 3% over the past year and up 9% over the past five years.

Among 8 nearby properties Stede tracks in the SO15 area, estimated values run from £293,000 to £453,000. This semi-detached house's £388,000 sits toward the lower end of that range.

Common questions

How much is 54 Janson Road, Southampton, SO15 5GQ worth?

Stede estimates 54 Janson Road, Southampton, SO15 5GQ is worth £388,000 as of November 2026, within a likely range of £318,000 to £473,000. 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 54 Janson Road, Southampton, SO15 5GQ last sell?

It last sold in January 1999 for £90,000.

What type of property is 54 Janson Road, Southampton, SO15 5GQ?

It is recorded as a Semi-detached house on Janson Road in the SO15 postcode area.

How reliable is this estimate?

The confidence score is 65 out of 100 (high). Tested against real sales of similar homes, estimates like this one are typically within 9% 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 83 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 26,680 real sales of similar homes.

  • Its sale in January 1999, brought up to today with the House Price Index£376,20275%
  • 83 similar homes sold recently in the same postcode sector£424,67825%

Estimate £388,000, likely £318,000 – £473,000

Read the full methodology and data sources →