21 Chester Avenue, Worthing, BN11 2EB
About 21 Chester Avenue
21 Chester Avenue is a three-bedroom semi-detached house in Worthing (BN11 2EB). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (April 2015) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 77). The latest certificate is from April 2015, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2025. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Today's modelled estimate of £354,000 is 46.9% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£315/sq ft) was about 95.7% above the typical sold price in the postcode. 11 years since the last transfer (August 2015).
What this property has
Inside
- Bedrooms3
Everything you need to know about 21 Chester Avenue
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Energy performance
21 Chester Avenue's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 29 Apr 2025
EPC Rating
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Planning history
Council records include a part-single-part-two-storey rear extension at 21 Chester Avenue.
1 application on record at 21 Chester Avenue, Worthing, BN11 2EB
- Apr 2025PorchFullOutcome in report
Extension: Part single, part two storey · Rear of property
Removal of conservatory and construction of part single-storey, part two-storey rear extension; open storm porch above repositioned front door
Extension- Documents
- 5 docs on file
- Reference
- AWDM/0136/25
Unlock 21 Chester Avenue, Worthing, BN11 2EB's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 8 notable nearby
- The 5 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Chester Avenue valuation sits well clear of the typical sold price in this postcode.
£354,000
Modelled from EPC, postcode comparables.
£241,000
Recorded with HM Land Registry.
Sales timeline
4 August 2015Most recent
£241,000
Median price across the last 5 sales in BN11 2EB: £300,000 (2025–2021).
Nearby sales in BN11 2EB
Versus other Chester Avenue homes
21 Chester Avenue is notably below the street on epc rating.
Price per m²
£3,394
Street avg £2,795
Floor Area
71 m²
Street avg 72 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 2.8 t/year
Everything you need to know about 21 Chester Avenue
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Mansfield Road — bus stop.
Closest school
0.2 km
Davison Church of England High School for Girls, Worthing. 16 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.5dB

Night-time· 23:00 – 07:00
40.5dB






