25 Swanmore Avenue, Southampton, SO19 1BL
About 25 Swanmore Avenue
25 Swanmore Avenue is a two-bedroom semi-detached house in Southampton (SO19 1BL). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (February 2025) shows a C (score 71). When first surveyed in July 2024 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and main heating went from Average to Good. The recommended improvements would push it to B (score 88). Our model identifies extension potential, subject to local planning policy.
It changed hands recently, sold June 2025 for £290,000. At 65 m² it's 17.7% smaller than the typical home in the postcode (79 m² median across 23 EPCs). Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). Across 2024–2025, sale prices on this property compounded at 31.8% per year. On a £-per-square-foot basis, the last sale (£414/sq ft) was about 133.3% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
- Utility roomYes
Outside
- Private gardenRear
- DrivewayYes
Building
- RefurbishedYes
- Extension potentialPossible
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Window efficiency improved
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Planning history
25 Swanmore Avenue has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
25 Swanmore Avenue changed hands twice within eighteen months — unusual for the area.
£295,000
Modelled from EPC, postcode comparables and a sale-price growth of 31.8% per year over 1 year.
£290,000
Growth on file: 31.8% per year over 1 year.
Sales timeline
29 June 2025Most recent
£290,000
+31.8%over 8 months30 October 2024
£220,000
Median price across the last 5 sales in SO19 1BL: £275,000 (2025–2023).
Nearby sales in SO19 1BL
24 Swanmore Avenue, Southampton, SO19 1BL
Sold Oct 2025
£275,00032 Swanmore Avenue, Southampton, SO19 1BL
Sold Jan 2025
£355,00010 Swanmore Avenue, Southampton, SO19 1BL
Sold Jul 2024
£248,75030 Swanmore Avenue, Southampton, SO19 1BL
Sold Nov 2023
£345,00012 Swanmore Avenue, Southampton, SO19 1BL
Sold Sept 2023
£253,000
Versus other Swanmore Avenue homes
25 Swanmore Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£4,462
Street avg £2,855
Floor Area
65 m²
Street avg 85 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.2 t/year
Street avg 3.6 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
12/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Landseer Road — bus stop.
Closest school
0.4 km
Valentine Primary School & Nursery. 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
51.1dB

Night-time· 23:00 – 07:00
40.3dB







