15 Riverside House, Thomas Blake Avenue, Southampton, SO14 5BZ
About 15 Riverside House
15 Riverside House is a mid-terrace house in Southampton (SO14 5BZ). It has a recorded floor area of 73 m² (around 786 sq ft). The latest certificate (March 2020) returns a high B (score 85), putting the home a stone's throw from an A rating. Main heating runs on electricity: electricity, unspecified tariff. At 73 m² this is the 21st smallest of 24 units on EPC record in the building, where floor areas span 48–73 m². The building's EPC ratings span C to B, with this unit at the top.
At 73 m² it's 25.9% larger than the typical home in the postcode (58 m² median across 25 EPCs). Sold March 2020 for £260,000.
Energy performance
15 Riverside House's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 4 March 2030
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Planning history
15 Riverside House has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£260,000
Modelled from EPC, postcode comparables.
£260,000
Recorded with HM Land Registry.
Sales timeline
23 March 2020Most recent
£260,000
Median price across the last 5 sales in SO14 5BZ: £267,000 (2026–2022).
Nearby sales in SO14 5BZ
11 Riverside House, Thomas Blake Avenue, Southampton, SO14 5BZ
Sold Feb 2026
£242,00021 Riverside House, Thomas Blake Avenue, Southampton, SO14 5BZ
Sold Sept 2025
£273,00022 Riverside House, Thomas Blake Avenue, Southampton, SO14 5BZ
Sold Apr 2025
£205,0009 Riverside House, Thomas Blake Avenue, Southampton, SO14 5BZ
Sold Aug 2022
£267,0006 Riverside House, Thomas Blake Avenue, Southampton, SO14 5BZ
Sold Jan 2022
£185,000
Versus other Thomas Blake Avenue homes
Floor Area for 15 Riverside House runs comfortably ahead of the street norm.
Price per m²
£3,562
Street avg £3,701
Floor Area
73 m²
Street avg 59 m²
CO₂ Emissions
0.3 t/year
Street avg 0.3 t/year
Years Held
6 years
Street avg 5 years
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
413/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Anglesea Terrace — bus stop.
Closest school
0.5 km
Hope Community School Southampton. 29 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
52.1dB

Night-time· 23:00 – 07:00
43.3dB







