21 Dunster Avenue, Westcliff On Sea, SS0 0HQ
About 21 Dunster Avenue
21 Dunster Avenue is a three-bedroom mid-terrace house in Westcliff On Sea (SS0 0HQ). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (November 2013) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from November 2013, so improvements made since then won't be reflected.
Across 2004–2014, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £300,000 sits 74.4% above the 2014 sale of £172,000. Last changed hands 12 years ago, in February 2014. One historical planning record sits against the property in 2014.
What this property has
Inside
- Bedrooms3
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
Outside
- Private gardenRear
- ParkingOff street
Building
- Heating systemGas
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 05 Nov 2023
EPC Rating
Planning history
- May 2014ExtensionIn report
Extension: Single storey · Rear of property
Erect single storey rear extension, projecting 3m beyond the existing rear wall of the dwelling, 3m high to eaves and with a maximum height of 4m
- Documents
- 4 docs on file
- Reference
- 14/00504/GPDE
We flagged 2 things worth checking at 21 Dunster Avenue
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
Sale price has at least doubled since 2004.
£300,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 10 years.
£172,000
Growth on file: 7.2% per year over 10 years.
Sales timeline
14 February 2014Most recent
£172,000
-3.4%over 6 years5 September 2007
£178,000
+107.0%over 3 years2 February 2004
£86,000
Median price across the last 5 sales in SS0 0HQ: £300,000 (2025–2021).
Nearby sales in SS0 0HQ
35 Dunster Avenue, Westcliff On Sea, SS0 0HQ
Sold Aug 2025
£280,00014 Dunster Avenue, Westcliff On Sea, SS0 0HQ
Sold Mar 2024
£320,00017 Dunster Avenue, Westcliff On Sea, SS0 0HQ
Sold Feb 2023
£187,60025 Dunster Avenue, Westcliff On Sea, SS0 0HQ
Sold Dec 2021
£362,50030 Dunster Avenue, Westcliff On Sea, SS0 0HQ
Sold Sept 2021
£300,000
Versus other Dunster Avenue homes
On epc rating, 21 Dunster Avenue runs well behind the street norm.
Price per m²
£2,205
Street avg £3,031
Floor Area
78 m²
Street avg 78 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.5 t/year
Street avg 2.8 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
0.2 km
Brendon Way — bus stop.
Closest school
0.4 km
The Eastwood Academy. 22 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
53.8dB

Night-time· 23:00 – 07:00
44.9dB







