12 Seaview Estate, Southwick, Brighton, BN42 4AS
About 12 Seaview Estate
12 Seaview Estate is a five-bedroom semi-detached house in Southwick, Brighton, Brighton (BN42 4AS). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (May 2021) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 77). Other recorded features include notable views. Records show the property has been extended at some point in its history.
It hasn't traded since June 2004, a hold of 22 years that's notably long for the area. At 135 m² the property is well over the postcode median (93 m² across 15 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Across 2000–2004, sale prices on this property compounded at 13.9% per year. Today's modelled estimate of £524,000 sits 149.5% above the 2004 sale of £210,000. On a £-per-square-foot basis, the last sale (£145/sq ft) was about 54.8% below the postcode norm. One planning record on file: a loft conversion approved in 2001. Past consents include a loft conversion, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms5
- Bathrooms2
- CloakroomYes
Outside
- Private gardenSouth-facing
- ParkingOff road
- Notable viewsYes
Building
- Previously extendedYes
Energy performance
12 Seaview Estate's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
1 application on record at 12 Seaview Estate, Southwick, Brighton, BN42 4AS
- Mar 2001Loft ConversionFullOutcome in report
Rooms In Roof (With Side Gable And Front & Rear Dormers)
- Reference
- SW/5/01/TP/18946
Unlock 12 Seaview Estate, Southwick, Brighton, BN42 4AS'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- Every decision — granted, refused or withdrawn (1 on record)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 2 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
12 Seaview Estate's modelled value sits at over four times its earliest registered sale price (2000).
£524,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.9% per year over 4 years.
£210,000
Growth on file: 13.9% per year over 4 years.
Sales timeline
20 June 2004Most recent
£210,000
+72.8%over 4 years6 April 2000
£121,500
Median price across the last 5 sales in BN42 4AS: £455,000 (2025–2024).
Nearby sales in BN42 4AS
8 Seaview Estate, Southwick, Brighton, BN42 4AS
Sold Sept 2025
£455,00019 Seaview Estate, Southwick, Brighton, BN42 4AS
Sold May 2025
£475,0005 Seaview Estate, Southwick, Brighton, BN42 4AS
Sold Aug 2024
£390,0001 Seaview Estate, Southwick, Brighton, BN42 4AS
Sold Jul 2024
£480,00018 Seaview Estate, Southwick, Brighton, BN42 4AS
Sold May 2024
£425,000
Versus other Seaview Estate homes
12 Seaview Estate outperforms the street on floor area by a wide margin.
Price per m²
£1,556
Street avg £3,833
Floor Area
135 m²
Street avg 98 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
6.3 t/year
Street avg 4.7 t/year
Similar properties nearby
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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
0.1 km
The Gardens — bus stop.
Closest school
0.5 km
Eastbrook Primary Academy. 18 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
50.1dB

Night-time· 23:00 – 07:00
41.5dB







