21 Quayside Road, Southampton, SO18 1AE
About 21 Quayside Road
21 Quayside Road is a semi-detached house in Southampton (SO18 1AE). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (February 2024) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in June 2011 the rating was F, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Very Poor to Good, lighting went from Very Poor to Good and main heating went from Very Poor to Good. The recommended improvements would push it to C (score 74). At 48 m² this is the 4th smallest of 24 units on EPC record in the building, where floor areas span 35–145 m². The building's EPC ratings span E to C across 24 units on file.
At 48 m² it sits well below the postcode median (87 m² across 23 EPCs), making it one of the more compact homes locally. Across 2002–2016, sale prices on this property compounded at 3.3% per year. Today's modelled estimate of £157,000 is 25.6% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£242/sq ft) was about 40.8% above the typical sold price in the postcode. 10 years since the last transfer (March 2016).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Planning history
21 Quayside Road has no planning applications on record.
Notable planning nearby
5applications of note in the surrounding area
We flagged 1 thing worth checking at 21 Quayside Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
£157,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 14 years.
£125,000
Growth on file: 3.3% per year over 14 years.
Sales timeline
30 March 2016Most recent
£125,000
+11.1%over 10 years29 June 2005
£112,500
+41.5%over 3 years22 April 2002
£79,500
Median price across the last 5 sales in SO18 1AE: £320,000 (2024–2021).
Nearby sales in SO18 1AE
Versus other Quayside Road homes
21 Quayside Road is notably below the street on co₂ emissions.
Price per m²
£2,604
Street avg £2,869
Floor Area
48 m²
Street avg 47 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
2.1 t/year
Street avg 1.7 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Quayside Road — bus stop.
Closest school
0.3 km
Bitterne Manor Primary School. 38 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.9dB

Night-time· 23:00 – 07:00
42.9dB







