233a, Southbourne Grove, Westcliff On Sea, SS0 0AN
About 233a
233a is a semi-detached house in Westcliff On Sea (SS0 0AN). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (December 2017) shows a D (score 55), a step below the typical UK home. The recommended improvements would lift it to B (score 83), a 2-band jump.
One planning record on file: a loft conversion approved in 2021. Past consents include a loft conversion, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£335/sq ft) was about 82.4% above the typical sold price in the postcode. Last sale on file: £480,000 in May 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
233a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Nov 2021Loft ConversionOutlineIn report
Erect dormer to rear to form habitable accommodation in the loftspace and alter elevations (certificate of lawful development - proposed)
- Agent
- RD architecture Ltd.
- Documents
- 5 docs on file
- Reference
- 21/02022/CLP
We flagged 2 things worth checking at 233a
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
- Larger development activity nearby
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£457,000
Modelled from EPC, postcode comparables.
£480,000
Recorded with HM Land Registry.
Sales timeline
13 May 2021Most recent
£480,000
Median price across the last 5 sales in SS0 0AN: £495,000 (2024–2021).
Nearby sales in SS0 0AN
217 Southbourne Grove, Westcliff On Sea, SS0 0AN
Sold Nov 2024
£495,000207 Southbourne Grove, Westcliff On Sea, SS0 0AN
Sold Aug 2024
£562,500215 Southbourne Grove, Westcliff On Sea, SS0 0AN
Sold Nov 2023
£490,000203 Southbourne Grove, Westcliff On Sea, SS0 0AN
Sold Jan 2022
£650,000247 Southbourne Grove, Westcliff On Sea, SS0 0AN
Sold May 2021
£222,500
Versus other Southbourne Grove homes
On habitable rooms, 233a runs well behind the street norm.
Price per m²
£3,609
Street avg £3,049
Floor Area
133 m²
Street avg 148 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
6.8 t/year
Street avg 7.0 t/year
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Southbourne Grove — bus stop.
Closest school
0.6 km
St Thomas More High School. 28 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
49.6dB

Night-time· 23:00 – 07:00
39.9dB







