21a, St Georges Park Avenue, Westcliff On Sea, SS0 9UF
About 21a
21a is a three-bedroom semi-detached house in Westcliff On Sea (SS0 9UF). It has a recorded floor area of 100 m² (around 1076 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (July 2014) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 87), a 3-band jump. The latest certificate is from July 2014, so improvements made since then won't be reflected.
At 100 m² the property is well over the postcode median (75 m² across 44 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £350,000 is 44.6% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£225/sq ft) was about 19.5% above the typical sold price in the postcode. Last changed hands 11 years ago, in April 2015.
What this property has
Inside
- Bedrooms3
Energy performance
21a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 02 Jul 2024
EPC Rating
Planning history
21a has no planning applications on record.
Notable planning nearby
24applications of note in the surrounding area
We flagged 2 things worth checking at 21a
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
21a valuation sits well clear of the typical sold price in this postcode.
£350,000
Modelled from EPC, postcode comparables.
£242,000
Recorded with HM Land Registry.
Sales timeline
26 April 2015Most recent
£242,000
Median price across the last 5 sales in SS0 9UF: £335,000 (2024–2023).
Nearby sales in SS0 9UF
Lower Flat, 17 St Georges Park Avenue, Westcliff On Sea, SS0 9UF
Sold Dec 2024
£199,00021 St Georges Park Avenue, Westcliff On Sea, SS0 9UF
Sold Dec 2023
£335,00017a, St Georges Park Avenue, Westcliff On Sea, SS0 9UF
Sold Sept 2023
£450,00033a, St Georges Park Avenue, Westcliff On Sea, SS0 9UF
Sold Feb 2023
£200,0003 St Georges Park Avenue, Westcliff On Sea, SS0 9UF
Sold Jan 2023
£430,000
Versus other St Georges Park Avenue homes
EPC Rating for 21a lags the street by a wide margin.
Price per m²
£2,420
Street avg £3,156
Floor Area
100 m²
Street avg 111 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.8 t/year
Street avg 5.2 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
Chalkwell Park — bus stop.
Closest school
0.5 km
Chalkwell Hall Infant 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
51.1dB

Night-time· 23:00 – 07:00
41.6dB







