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Get started18 Heene Court Mansions is a mid-terrace house in Worthing (BN11 3NW). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2019) shows an E (score 47), well below the UK norm with real room to improve. When first surveyed in October 2008 the rating was G, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Very Poor to Good and main heating went from Very Poor to Average. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on electricity. At 50 m² this is the 9th smallest of 23 units on EPC record in the building, where floor areas span 17–161 m². The building's EPC ratings span E to C, with this unit at the bottom.
At 50 m² it's 28% smaller than the typical home in the postcode (69 m² median across 22 EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
18 Heene Court Mansions has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£182,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
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On epc rating, 18 Heene Court Mansions runs well behind the street norm.
EPC Rating
47 (E)
Street avg 60 (D)
Floor Area
50 m²
Street avg 70 m²
CO₂ Emissions
4.7 t/year
Street avg 3.4 t/year
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Heene Terrace — bus stop.

Daytime· 07:00 – 23:00
50.0dB

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Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Heating controls changed
Hot water system upgraded
Single glazing replaced with double or better glazing
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in BN11 3NW: £195,000 (2025–2020).
12 Heene Court Mansions Heene Terrace Worthing
Sold Aug 2025
8 Heene Court Mansions Heene Terrace Worthing
Sold Mar 2023
14a Heene Court Mansions Heene Terrace Worthing
Sold Dec 2022
9a Heene Court Mansions Heene Terrace Worthing
Sold Nov 2020
10a Heene Court Mansions Heene Terrace Worthing
Sold Mar 2018
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

Habitable Rooms
3 rooms
Street avg 2 rooms
BN11 3NW
Closest school
0.8 km
St Mary's Catholic Primary School. 20 schools nearby.
Night-time· 23:00 – 07:00
38.1dB