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Get started27 Chessel Avenue is a four-bedroom detached house in Southampton (SO19 4DY). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1930-1949 and council tax band E. Other recorded features include a conservatory. The home occupies a corner plot. The latest certificate (May 2022) shows a C (score 70). The recommended improvements would push it to B (score 81).
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 77% of similar EPCs). Today's modelled estimate of £427,000 is 19.4% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£250/sq ft) was about 22.5% above the typical sold price in the postcode. Sold October 2022 for £357,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Single storey · Rear of property
Erection of a single storey rear extension
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£427,000
Modelled from EPC, postcode comparables.
£357,500
Recorded with HM Land Registry.
27 Chessel Avenue is notably below the street on years held.
Price per m²
£2,688
Street avg £2,503
Floor Area
133 m²
Street avg 129 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Spring Road — bus stop.

Daytime· 07:00 – 23:00
50.5dB

Application for a lawful development certificate for a proposed roof alterations including rear dormer windows to facilitate loft conversion.
20 October 2022Most recent
£357,500
Median price across the last 5 sales in SO19 4DY: £525,000 (2023–2021).
CO₂ Emissions
3.9 t/year
Street avg 5.2 t/year
SO19 4DX
Closest school
0.4 km
Beechwood Junior School. 37 schools nearby.
Night-time· 23:00 – 07:00
40.7dB
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