Flat 1, 16 Heene Terrace, Worthing, BN11 3NR
About Flat 1
Flat 1 is a mid-terrace house in Worthing (BN11 3NR). It has a recorded floor area of 100 m² (around 1076 sq ft), construction records dating it to before 1900 and council tax band C. At 100 m² this is the largest unit on EPC record across the building (26–100 m²). The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (September 2020) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2010. Between certificates, lighting went from Very Poor to Good and main heating went from Poor to Average; while wall efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 76), a 2-band jump. Main heating runs on electricity.
2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. At 100 m² it's 15.9% larger than the typical home in the postcode (86 m² median across 54 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 76% of similar EPCs). Across 2015–2023, sale prices on this property compounded at 3.4% per year. On a £-per-square-foot basis, the last sale (£423/sq ft) was about 93.8% above the typical sold price in the postcode. Most recent transfer: January 2023 at £455,000.
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Flat 1's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Flat 1 has 2 separate extension applications on the council record.
2 applications on record at Flat 1, 16 Heene Terrace, Worthing, BN11 3NR
- Mar 2003ExtensionHeritageOutcome in report
Extension: Single storey · Rear of property
Application for Listed Building Consent for a single storey extension to rear of ground floor flat and installation of window to west elevation
Listed- Reference
- 03/00048/LBC
- More recent applications — locked
- ExtensionMar 2003Decision
Unlock Flat 1, 16 Heene Terrace, Worthing, BN11 3NR's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 7 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
Flat 1 valuation sits well clear of the typical sold price in this postcode.
£453,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.4% per year over 7 years.
£455,000
Growth on file: 3.4% per year over 7 years.
Sales timeline
12 January 2023Most recent
£455,000
+28.2%over 7 years13 August 2015
£355,000
Median price across the last 5 sales in BN11 3NR: £405,000 (2025–2022).
Nearby sales in BN11 3NR
Flat 1, 15 Heene Terrace, Worthing, BN11 3NR
Sold Mar 2025
£405,000Flat 2, 17 Heene Terrace, Worthing, BN11 3NR
Sold Dec 2023
£300,000Flat 3, 10 Heene Terrace, Worthing, BN11 3NR
Sold Nov 2023
£580,00017a, Basement Flat, Heene Terrace, Worthing, BN11 3NR
Sold Mar 2023
£272,500Ground Floor Flat, 10 Heene Terrace, Worthing, BN11 3NR
Sold Dec 2022
£490,000
Versus other Heene Terrace homes
CO₂ Emissions for Flat 1 lags the street by a wide margin.
Price per m²
£4,550
Street avg £3,797
Floor Area
100 m²
Street avg 76 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
7.9 t/year
Street avg 3.4 t/year
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Heene Terrace — bus stop.
Closest school
0.8 km
St Mary's Catholic Primary School. 20 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
49.8dB

Night-time· 23:00 – 07:00
38.0dB






