11a, Hillside, Southwick, Brighton, BN42 4QD
About 11a
11a is a three-bedroom detached house in Southwick, Brighton, Brighton (BN42 4QD). It has a recorded floor area of 86 m² (around 926 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (December 2022) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump. Main heating runs on electricity. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
Today's modelled estimate of £525,000 is 10.5% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£513/sq ft) was about 59.1% above the typical sold price in the postcode. Last sale on file: £475,000 in March 2023.
What this property has
Inside
- Bedrooms3
- Dining roomYes
Outside
- Private gardenWest-facing
- Cul-de-sacYes
Building
- Previously extendedYes
Energy performance
11a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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Planning history
11a 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
11a valuation sits well clear of the typical sold price in this postcode.
£525,000
Modelled from EPC, postcode comparables.
£475,000
Recorded with HM Land Registry.
Sales timeline
30 March 2023Most recent
£475,000
Median price across the last 5 sales in BN42 4QD: £451,500 (2025–2018).
Nearby sales in BN42 4QD
7 Hillside, Southwick, Brighton, BN42 4QD
Sold Jul 2025
£580,0004 Hillside, Southwick, Brighton, BN42 4QD
Sold Aug 2023
£451,50031 Hillside, Southwick, Brighton, BN42 4QD
Sold Sept 2022
£560,00010 Hillside, Southwick, Brighton, BN42 4QD
Sold Jan 2021
£367,50022 Hillside, Southwick, Brighton, BN42 4QD
Sold Feb 2018
£420,000
Versus other Hillside homes
EPC Rating for 11a lags the street by a wide margin.
Price per m²
£5,523
Street avg £4,110
Floor Area
86 m²
Street avg 87 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
7.1 t/year
Street avg 4.5 t/year
Similar properties nearby
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1 Albert Road, Southwick
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bottom of Downsway — bus stop.
Closest school
0.6 km
Eastbrook Primary Academy. 19 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
51.4dB

Night-time· 23:00 – 07:00
40.8dB







