337 Southbourne Grove, Westcliff On Sea, SS0 0AH
About 337 Southbourne Grove
337 Southbourne Grove is a three-bedroom semi-detached house in Westcliff On Sea (SS0 0AH). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (July 2019) shows an F (score 33), near the bottom of the EPC scale. The rating has held steady at F across 2 certificates since December 2012. Between certificates, lighting went from Poor to Average. The recommended improvements would lift it to C (score 78), a 3-band jump. Our model identifies extension potential, subject to local planning policy.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 5 planning records sit against the property, 2 approved, 2 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 1997–2020, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £403,000 is 25.9% above the 2020 sale price. Last sale on file: £320,000 in February 2020.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Dining roomYes
- CloakroomYes
Outside
- Private gardenYes
- DrivewayYes
Building
- Extension potentialPossible
Energy performance
337 Southbourne Grove sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
Planning history
337 Southbourne Grove has been extended on multiple sides of the property across separate planning applications.
- Jan 2022ExtensionFullIn report
Extension: Single storey · Side and rear of property
Erect single storey side and rear extension, alter elevations (Amended proposal)
- Documents
- 6 docs on file
- Reference
- 21/02214/FULH
- Apr 2021ExtensionIn report
Extension: Single storey · Rear of property
Erect single storey rear extension, projecting 6m beyond the existing rear wall of the dwelling, 2.5m high to eaves and with a maximum height of 4m
- Documents
- 6 docs on file
- Reference
- 21/00621/GPDE
We flagged 2 things worth checking at 337 Southbourne Grove
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
30-day money-back guarantee
Sales history & valuation
Sale price has grown by over 3x since 1997.
£403,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 22 years.
£320,000
Growth on file: 5.5% per year over 22 years.
Sales timeline
7 February 2020Most recent
£320,000
+224.9%over 22 years10 December 1997
£98,500
Median price across the last 5 sales in SS0 0AH: £440,000 (2022–2020).
Nearby sales in SS0 0AH
317 Southbourne Grove, Westcliff On Sea, SS0 0AH
Sold Sept 2022
£530,000349 Southbourne Grove, Westcliff On Sea, SS0 0AH
Sold May 2022
£490,000331 Southbourne Grove, Westcliff On Sea, SS0 0AH
Sold Mar 2021
£375,000355 Southbourne Grove, Westcliff On Sea, SS0 0AH
Sold Mar 2020
£400,000335 Southbourne Grove, Westcliff On Sea, SS0 0AH
Sold Mar 2019
£705,000
Versus other Southbourne Grove homes
337 Southbourne Grove is notably below the street on epc rating.
Price per m²
£2,807
Street avg £3,160
Floor Area
114 m²
Street avg 132 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
9.6 t/year
Street avg 6.8 t/year
Similar properties nearby
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
0.0 km
Rosary Gardens — bus stop.
Closest school
0.8 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
53.7dB

Night-time· 23:00 – 07:00
45.3dB







