How much is 109B, Janson Road, Southampton, SO15 5GL worth?
Estimated value — July 2026
£123,000
Likely range £81,000 – £145,000Four in five similar homes sold within their range when we tested it.
Latest recorded sale June 2007
38%
confidence
Low
Typically within 16% of the sale price
Property details
Flat / Maisonette
Janson Road · Southampton · SO15 5GL
Energy performance
Mains Gas (Not Community) · EPC 0330-2401-1650-2696-1235 · inspected May 2026
Address
- District
- Southampton
- County
- Southampton
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 uses the property's earlier sales, so it can sit a little off the line.
View as a table
| Year | Modelled value | Recorded sale |
|---|---|---|
| 2000 | £46,864 | £42,500 |
| 2001 | £56,485 | — |
| 2002 | £71,571 | — |
| 2003 | £80,501 | — |
| 2004 | £89,704 | — |
| 2005 | £88,997 | £93,000 |
| 2006 | £92,207 | — |
| 2007 | £98,588 | £96,500 |
| 2008 | £84,031 | — |
| 2009 | £87,649 | — |
| 2010 | £88,921 | — |
| 2011 | £85,394 | — |
| 2012 | £83,608 | — |
| 2013 | £87,509 | — |
| 2014 | £95,739 | — |
| 2015 | £103,519 | — |
| 2016 | £111,277 | — |
| 2017 | £115,557 | — |
| 2018 | £115,793 | — |
| 2019 | £112,113 | — |
| 2020 | £112,410 | — |
| 2021 | £123,535 | — |
| 2022 | £131,460 | — |
| 2023 | £123,000 | — |
| 2024 | £128,656 | — |
| 2025 | £122,284 | — |
| 2026 | £121,506 | — |
Sale history
Mortgage calculator
£660
Estimated monthly repayment
£110,700
Loan amount
£126,953
Total interest
£237,653
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
- 109C, Janson Road, Southampton, SO15 5GL£50,000 · 2001£124,000
- 51 Janson Road, Shirley, Southampton, SO15 5GL£375,000 · 2024£403,000
- 49 Janson Road, Southampton, SO15 5GL£425,000 · 2022£422,000
- 85 Janson Road, Shirley, Southampton, SO15 5GL£420,000 · 2021£473,000
- 79 Janson Road, Shirley, Southampton, SO15 5GL£465,000 · 2020£536,000
- 41 Janson Road, Shirley, Southampton, SO15 5GL£390,000 · 2020£452,000
- 57 Janson Road, Southampton, SO15 5GL£360,000 · 2019£429,000
- 109A, Janson Road, Shirley, Southampton, SO15 5GL£168,000 · 2019£207,000
- 69 Janson Road, Southampton, SO15 5GL£390,000 · 2018£476,000
- 105 Janson Road, Shirley, Southampton, SO15 5GL£310,000 · 2017£384,000
About this property
109B, Janson Road, Southampton, SO15 5GL is a flat on Janson Road in Southampton. Stede's estimated value for July 2026 is £123,000. Four in five similar homes sold within their likely range when tested; for this property that range is £81,000 to £145,000. It re-indexes the property's recorded sale prices to today using the UK House Price Index. The confidence score is 38 out of 100 (low): estimates like this one are typically within 16% of the eventual sale price.
It last sold in June 2007 for £96,500. It has 3 sales on record, the earliest in 2000. The current estimate is 27% higher than that price. The current owner has held it for about 19 years.
Its EPC energy-efficiency rating is band C (72 out of 100). The certificate records a total floor area of 32 m² (344 sq ft). It was lodged in May 2026.
The modelled value is unchanged over the past year and up 2% over the past five years.
Among 10 nearby properties Stede tracks in the SO15 area, estimated values run from £124,000 to £536,000. This flat's £123,000 sits below that range.
Common questions
How much is 109B, Janson Road, Southampton, SO15 5GL worth?
Stede estimates 109B, Janson Road, Southampton, SO15 5GL is worth £123,000 as of July 2026, within a likely range of £81,000 to £145,000. The estimate is generated automatically from recorded sale prices and the UK House Price Index, and is not a formal valuation.
When did 109B, Janson Road, Southampton, SO15 5GL last sell?
It last sold in June 2007 for £96,500. There are 3 sales on record, the earliest in 2000.
What type of property is 109B, Janson Road, Southampton, SO15 5GL?
It is recorded as a Flat / Maisonette on Janson Road in the SO15 postcode area.
What is the EPC rating of 109B, Janson Road, Southampton, SO15 5GL?
109B, Janson Road, Southampton, SO15 5GL has an EPC energy-efficiency rating of band C (72 out of 100). The certificate records a floor area of 32 m² (344 sq ft). EPC data is published by the Ministry of Housing, Communities & Local Government and reflects the most recent certificate on record.
How reliable is this estimate?
The confidence score is 38 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?
Stede re-indexes this property's recorded sale prices to today using the House Price Index for its type and region, and tests the result against real sales to set the likely range and confidence. Full detail is on the methodology page.
How we calculated this
This estimate re-indexes the property's recorded sale prices to today with the UK House Price Index for its area and type. Its range and confidence come from testing the same method against 50,847 real sales of similar homes.
2
Valuation methods used
3
Recorded sales on file
2007
Most recent recorded sale