79a, Underdown Road, Southwick, Brighton, BN42 4HN
About 79a
79a is an end-of-terrace house in Southwick, Brighton, Brighton (BN42 4HN). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (December 2025) shows a D (score 56), a step below the typical UK home. When first surveyed in May 2022 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Good to Very Good and hot-water efficiency went from Very Poor to Poor; while window efficiency dropped from Average to Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 76). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
At 58 m² it's 17.5% smaller than the typical home in the postcode (70 m² median across 40 EPCs).
Energy performance
79a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Wall insulation improved
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 £885 · Includes VAT
Planning history
79a has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
79a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£232,000
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.
Median price across the last 5 sales in BN42 4HN: £432,000 (2025–2021).
Nearby sales in BN42 4HN
Warren Court, Flat 2, Underdown Road, Southwick, Brighton, BN42 4HN
Sold Feb 2025
£265,00025 Underdown Road, Southwick, Brighton, BN42 4HN
Sold Mar 2024
£432,00027a, Underdown Road, Southwick, Brighton, BN42 4HN
Sold Aug 2023
£290,00069 Underdown Road, Southwick, Brighton, BN42 4HN
Sold Jun 2022
£496,00021 Underdown Road, Southwick, Brighton, BN42 4HN
Sold Dec 2021
£445,000
Versus other Underdown Road homes
79a outperforms the street on co₂ emissions by a wide margin.
EPC Rating
56 (D)
Street avg 60 (D)
Floor Area
58 m²
Street avg 62 m²
CO₂ Emissions
1.2 t/year
Street avg 3.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
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1 Colebrook Road, Southwick
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1 Green Court, The Green, Southwick
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1 Amelia Close, Southwick
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
St Theresa's Church — bus stop.
Closest school
0.5 km
Shoreham Academy. 16 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
52.3dB

Night-time· 23:00 – 07:00
42.3dB







