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Get started12 Riverside House is a mid-terrace house in Southampton (SO14 5BZ). It has a recorded floor area of 64 m² (around 689 sq ft). The latest certificate (March 2020) returns a B (score 83), comfortably above the UK average. Main heating runs on electricity: electricity, unspecified tariff. At 64 m² this is the 14th 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.
Sold March 2020 for £240,000.
12 Riverside House's carbon output is low for the local stock.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£255,000
Modelled from EPC, postcode comparables.
£240,000
Recorded with HM Land Registry.
On price per m², 12 Riverside House stands well clear of the street.
Price per m²
£3,750
Street avg £3,682
Floor Area
64 m²
Street avg 59 m²
CO₂ Emissions
0.3 t/year
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Anglesea Terrace — bus stop.

Daytime· 07:00 – 23:00
52.1dB

24 March 2020Most recent
£240,000
Median price across the last 5 sales in SO14 5BZ: £267,000 (2025–2022).
21 Riverside House Thomas Blake Avenue Southampton
Sold Oct 2025
22 Riverside House Thomas Blake Avenue Southampton
Sold Apr 2025
9 Riverside House Thomas Blake Avenue Southampton
Sold Aug 2022
6 Riverside House Thomas Blake Avenue Southampton
Sold Jan 2022
19 Riverside House Thomas Blake Avenue Southampton
Sold Oct 2021
Street avg 0.3 t/year
Years Held
6 years
Street avg 5 years
Closest school
0.5 km
Hope Community School Southampton. 29 schools nearby.
Flood risk
High
From the Environment Agency.
Night-time· 23:00 – 07:00
43.3dB
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