Flat E, 4, The Boundary, Seaford BN25 1DG

End-Terrace flat · Built 1983-1990 · 80 m² · Electric storage heaters

Upgrade Plan

DC for £1,498 · £1,498 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£225typical£633.6 yrs+1.5 pts
Low energy lighting£15 – £30typical£63.9 yrs+0.1 pts
High-retention storage heaters£1,000 – £1,500typical£2604.8 yrs+6.3 pts · reaches C

Grants verified 20 August 2026. Costs are the register’s indicative ranges, except where marked typical, which this certificate did not price and which are taken instead from comparable homes of the same type. Savings are restated at the fuel prices assumed in July 2026. Points per measure are estimated from 19.9 million certificates and rescaled to this home’s own certificate delta; the total is the register’s figure.

Running costs

£1,679
per year at grade D
£1,351
per year at grade C

The full plan saves £328 a year — a 21.9% annual return on £1,498.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2009, states £636 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

1 October 2009£142,000
11 May 2007£168,000
12 October 2004£149,500
29 July 1998£54,000

Estimated today: £199,694 HPI-indexed estimate, not a valuation

The Boundary: 78 sales since 1995 · £204,097 average over 10 years

Schools nearby

The schools’ own performance — Progress 8 shows value added, not just raw results.

SchoolPhaseDistanceProgress
Annecy Catholic Primary SchoolPrimary0.5 mi
Seaford Primary SchoolPrimary0.6 mi
Cradle Hill Community Primary SchoolPrimary1.1 mi
Seaford Head SchoolSecondary0.7 miProgress 8 +0.47 · above average (2023/24)
Seahaven AcademySecondary3.1 miProgress 8 -0.23 · below average (2023/24)
Peacehaven Community SchoolSecondary4.8 miProgress 8 +0.21 · above average (2023/24)

Schools from the DfE register, performance from the KS4 performance tables. Progress 8 is a GCSE measure, so primaries have none. Distance is straight-line from the postcode, not a catchment: admission is decided by the school, not by us.

Area context

Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.

22.8
crimes a month
251
in the last 12 months
Violence and sexual offences
most common · 25% of the total

Police.uk street-level data for LSOA E01021071, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

The Boundary

How this home sits against its street.

33
graded homes
65.3
average score
D
most common grade
-4.3
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.