21 Seaside Road, Aldbrough, Hull HU11 4RX

Detached house · Built 1930-1949 · 103 m² · Owner-Occupied · Boiler and radiators, electric

Upgrade Plan

GE for £35,835 · £17,918 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Heating controls£220 – £250£1142.1 yrs+1.7 pts
Flat roof insulation£900 – £1,200£2384.4 yrs+3.5 pts
Cavity wall insulation£900 – £1,500£2345.1 yrs+3.5 pts · reaches F
High-performance doors£1,800 – £2,400£2508.4 yrs+3.7 pts
Solar water heating£4,000 – £7,000£24322.6 yrs+3.6 pts
Floor insulation£5,000 – £10,000£31323.9 yrs+4.6 pts
Solid wall insulation£7,500 – £11,000£33927.3 yrs+5.0 pts
Solar photovoltaic panels£8,000 – £10,000£29031.0 yrs+4.3 pts · reaches E

Grants verified 20 August 2026. Costs are the register’s indicative ranges. 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

£5,182
per year at grade G
£3,161
per year at grade E

The full plan saves £2,021 a year — a 5.6% annual return on £35,835.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2026, states £5,253 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

No sale recorded for this address since 1995.

Seaside Road: 79 sales since 1995 · £140,654 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Aldbrough Primary SchoolPrimary0.2 mi
Sproatley Endowed Church of England AcademyPrimary4.1 mi
Burton Pidsea Primary SchoolPrimary4.7 mi
Hornsea School and Language CollegeSecondary6.4 miProgress 8 -0.34 · below average (2023/24)
Holderness AcademySecondary6.5 miProgress 8 -0.27 · below average (2023/24)
The Marvell CollegeSecondary7.3 miProgress 8 -0.56 · well below 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.

8.3
crimes a month
66
in the last 12 months
Violence and sexual offences
most common · 29% of the total

Police.uk street-level data for LSOA E01013029, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Seaside Road

How this home sits against its street.

45
graded homes
37.4
average score
F
most common grade
-24.4
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.