25 South Mill Road, Southampton, SO15 4JW
About 25 South Mill Road
25 South Mill Road is a three-bedroom semi-detached house in Southampton (SO15 4JW). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2013) shows a C (score 72). The recommended improvements would push it to B (score 86). The latest certificate is from June 2013, so improvements made since then won't be reflected. Other recorded features include a conservatory.
Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Across 2013–2019, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £346,000 is 22.5% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£309/sq ft) was about 39.4% above the typical sold price in the postcode. One planning record on file: a loft conversion refused in 2017. Most recent transfer: November 2019 at £282,500.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- CloakroomYes
- StudyYes
- ConservatoryYes
Outside
- Private gardenRear
- DrivewayYes
Building
- Heating systemGas
Energy performance
25 South Mill Road's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 25 Jun 2023
EPC Rating
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Planning history
1 application on record at 25 South Mill Road, Southampton, SO15 4JW
- Oct 2017Loft ConversionFullOutcome in report
Alterations to the roof to include hip to gable extension, juliet balcony, rear dormer and roof lights to facilitate loft conversion.
- Documents
- 2 docs on file
- Reference
- 17/00822/FUL
Unlock 25 South Mill Road, Southampton, SO15 4JW's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 2 notable nearby
- The 2 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
25 South Mill Road valuation sits well clear of the typical sold price in this postcode.
£346,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 6 years.
£282,500
Growth on file: 7.7% per year over 6 years.
Sales timeline
20 November 2019Most recent
£282,500
+56.9%over 6 years1 November 2013
£180,000
Median price across the last 5 sales in SO15 4JW: £310,000 (2025–2020).
Nearby sales in SO15 4JW
39 South Mill Road, Southampton, SO15 4JW
Sold Feb 2025
£335,00037 South Mill Road, Southampton, SO15 4JW
Sold Aug 2024
£310,0001 Smyth Villas, South Mill Road, Southampton, SO15 4JW
Sold Apr 2024
£247,00029 South Mill Road, Southampton, SO15 4JW
Sold Aug 2022
£312,00057 South Mill Road, Southampton, SO15 4JW
Sold Oct 2020
£275,000
Versus other South Mill Road homes
25 South Mill Road outperforms the street on epc rating by a wide margin.
Price per m²
£3,324
Street avg £2,813
Floor Area
85 m²
Street avg 82 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.4 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
South Mill Road — bus stop.
Closest school
0.4 km
Tanners Brook Primary School. 28 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.1dB

Night-time· 23:00 – 07:00
44.8dB







