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Get started15 Marine Crescent is a three-bedroom detached house in Seaford (BN25 1DA). It has a recorded floor area of 165 m² (around 1776 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (October 2025) shows a C (score 70). When first surveyed in September 2011 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Very Good and lighting went from Very Poor to Average. Other recorded features include a balcony and a conservatory.
At 165 m² the property is well over the postcode median (107 m² across 7 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £644,000 sits 134.2% above the 2012 sale of £275,000. On a £-per-square-foot basis, the last sale (£155/sq ft) was about 35.2% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved. 14 years since the last transfer (February 2012).
Council records include a part-single-part-two-storey rear extension at 15 Marine Crescent.
Extension: Single storey
Erection of first floor extension over porch, single storey west side extension to form garage, amend approved flat roof (LW/12/0642) of first floor extension to pitched roof, insert roof lantern, remove chimney and form driveway
15 Marine Crescent valuation sits well clear of the typical sold price in this postcode.
£644,000
Modelled from EPC, postcode comparables.
£275,000
Recorded with HM Land Registry.
CO₂ Emissions for 15 Marine Crescent lags the street by a wide margin.
Price per m²
£1,667
Street avg £3,395
Floor Area
165 m²
Street avg 127 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
The Steyne — bus stop.

Daytime· 07:00 – 23:00
49.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Part single, part two storey · Rear of property
Erection of rear single and two storey extension and first floor extension over flat roof at rear
7 February 2012Most recent
£275,000
Median price across the last 5 sales in BN25 1DA: £450,000 (2021–2016).
Street avg 6 rooms
CO₂ Emissions
4.9 t/year
Street avg 3.3 t/year
BN25 1SW
Closest school
0.6 km
Annecy Catholic Primary School. 5 schools nearby.
Flood risk
Medium
From the Environment Agency.
Night-time· 23:00 – 07:00
39.3dB
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