11 Hertford Road, Worthing, BN11 1HX
About 11 Hertford Road
11 Hertford Road is a mid-terrace house in Worthing (BN11 1HX). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (April 2025) shows a D (score 55), a step below the typical UK home. The rating has held steady at D across 2 certificates since March 2024. Between certificates, roof efficiency went from Very Poor to Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Average. The recommended improvements would push it to C (score 79). Main heating runs on electricity.
Across 2001–2024, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £340,000 is 11.7% below the 2024 sale of £385,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£314/sq ft) was about 60% above the typical sold price in the postcode. At 114 m² the property is well over the postcode median (70 m² across 42 EPCs), placing it in the larger end of the local stock. One planning record on file: HMO conversion approved in 2025. Past consents include HMO conversion, meaningful when judging how the property has evolved. Sold August 2024 for £385,000.
Everything you need to know about 11 Hertford Road
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
11 Hertford Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 2 April 2035
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Roof insulation improved
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 £955 · Includes VAT
Planning history
1 application on record at 11 Hertford Road, Worthing, BN11 1HX
- Feb 2025HMOOutlineOutcome in report
Application for a Lawful Development Certificate for Proposed Use as a 6-bedroom house of multiple occupation (HMO) (C4 use class).
- Documents
- 8 docs on file
- Reference
- AWDM/1640/24
Unlock 11 Hertford Road, Worthing, BN11 1HX's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 15 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
11 Hertford Road has more than quadrupled in price since its earliest registered sale in 2001.
£340,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 23 years.
£385,000
Growth on file: 7.2% per year over 23 years.
Sales timeline
5 August 2024Most recent
£385,000
+126.5%over 18 years30 November 2005
£170,000
+123.7%over 4 years3 April 2001
£76,000
Median price across the last 5 sales in BN11 1HX: £135,000 (2025–2024).
Nearby sales in BN11 1HX
10 Hertford Road, Worthing, BN11 1HX
Sold Sept 2025
£475,000Hertford Court, Flat 9, Hertford Road, Worthing, BN11 1HX
Sold Jun 2025
£135,000Hertford Court, Flat 11, Hertford Road, Worthing, BN11 1HX
Sold May 2025
£105,00026 Hertford Road, Worthing, BN11 1HX
Sold Feb 2025
£298,000Hertford Court, Flat 10, Hertford Road, Worthing, BN11 1HX
Sold Jan 2024
£99,000
Versus other Hertford Road homes
11 Hertford Road is notably below the street on years held.
Price per m²
£3,377
Street avg £3,498
Floor Area
114 m²
Street avg 106 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
7.2 t/year
Street avg 4.7 t/year
Everything you need to know about 11 Hertford Road
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
327/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Teville Gate — bus stop.
Closest school
0.4 km
St Mary's Catholic Primary School. 23 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
53.7dB

Night-time· 23:00 – 07:00
43.1dB






