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About 17a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
17a is a semi-detached house in Worthing (BN11 1HX). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (January 2015) shows an F (score 31), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 61), a 2-band jump. Main heating runs on electricity. The latest certificate is from January 2015, so improvements made since then won't be reflected. At 45 m² this is the 15th smallest of 39 units on EPC record in the building, where floor areas span 35–176 m². The building's EPC ratings span F to C, with this unit at the bottom.
At 45 m² it sits well below the postcode median (72 m² across 38 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
17a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 08 Jan 2025
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
17a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£149,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Launch offer · 33% off
The complete analysis of 17a, Hertford Road, Worthing, BN11 1HX
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
Versus other Hertford Road homes
Four headline reads against 20 similar flats on this street, drawn from the latest EPC and Land Registry data.
17a is notably below the street on co₂ emissions.
EPC Rating
31 (F)
Street avg 57 (D)
Floor Area
45 m²
Street avg 45 m²
CO₂ Emissions
6.9 t/year
Street avg 3.0 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Worthing district page.
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
Teville Gate — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around BN11 1HX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
53.7dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 53 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 17a, Hertford Road, Worthing, BN11 1HX. Each answer is also embedded as structured data for search engines.
