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Get started10 Belsize Road is a four-bedroom semi-detached house in Worthing (BN11 4RH). It has a recorded floor area of 138 m² (around 1485 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (September 2019) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2010. Between certificates, wall efficiency went from Poor to Average and lighting went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 77).
Sale prices here have outpaced Worthing HPI: 7.5% per year against 0% for the wider region. Today's modelled estimate of £649,000 is 13.9% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£384/sq ft) was about 109.9% above the typical sold price in the postcode. At 138 m² the property is well over the postcode median (90 m² across 27 EPCs), placing it in the larger end of the local stock. Sold May 2020 for £570,000. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved.
10 Belsize Road has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Householder application for permitted development for prior approval for single storey extension to rear of property measuring 4.5m from rear wall of the original house, maximum height 2.7m and height of eaves of the extension 2.7m.
10 Belsize Road has more than quadrupled in price since its earliest registered sale in 1997.
£649,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 23 years.
£570,000
Growth on file: 7.5% per year over 23 years.
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On price per m², 10 Belsize Road stands well clear of the street.
Price per m²
£4,130
Street avg £2,684
Floor Area
138 m²
Street avg 150 m²
Habitable Rooms
6 rooms
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
Belsize Road — bus stop.

Daytime· 07:00 – 23:00
51.8dB

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Changes detected from historical EPC data
Cavity wall insulation installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
1 May 2020Most recent
£570,000
+71.7%over 9 years13 July 2010
£332,000
+81.4%over 9 years18 June 2001
£183,000
+63.4%over 3 years1 October 1997
£112,000
Median price across the last 5 sales in BN11 4RH: £320,000 (2025–2021).
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

Street avg 6 rooms
CO₂ Emissions
4.9 t/year
Street avg 5.5 t/year
BN11 4TJ
Closest school
0.6 km
Heene CofE Primary School. 24 schools nearby.
Night-time· 23:00 – 07:00
41.0dB