21 Walton Road, Southampton, SO19 0JB
About 21 Walton Road
21 Walton Road is a mid-terrace house in Southampton (SO19 0JB). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1950-1966 and council tax band A. At 66 m² this is the 8th smallest of 21 units on EPC record in the building, where floor areas span 56–82 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (October 2025) shows a C (score 71). The rating has held steady at C across 2 certificates since December 2008. Between certificates, window efficiency went from Very Poor to Average; while lighting dropped from Very Good to Poor.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
Low energy lighting percentage decreased
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Planning history
21 Walton Road 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
21 Walton Road has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£123,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 2 sales in SO19 0JB: £117,000 (2024–2015).
Nearby sales in SO19 0JB
Versus other Walton Road homes
21 Walton Road outperforms the street on co₂ emissions by a wide margin.
EPC Rating
71 (C)
Street avg 69 (C)
Floor Area
66 m²
Street avg 68 m²
CO₂ Emissions
1.9 t/year
Street avg 2.6 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
The neighbourhood at a glance
Crime
12/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Walton Road — bus stop.
Closest school
0.5 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
53.1dB

Night-time· 23:00 – 07:00
42.4dB







