475a Main Road, Harwich CO12 4HT

Semi-Detached maisonette · Built 1900-1929 · 61 m² · Rented (Private) · Electric storage heaters

Upgrade Plan

FC for £15,148 · £5,049 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£3340.1 yrs+7.4 pts
Loft insulation£100 – £350£1861.2 yrs+4.1 pts · reaches E
High-retention storage heaters£800 – £1,200£7711.3 yrs+17.0 pts · reaches D
Solid wall insulation£4,000 – £14,000£42321.3 yrs+9.3 pts
Double glazing£3,300 – £6,500£14234.6 yrs+3.1 pts · reaches C

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

£2,864
per year at grade F
£1,008
per year at grade C

The full plan saves £1,856 a year — a 12.3% annual return on £15,148.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £3,225 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

4 April 2005£150,000

Estimated today: £208,438 HPI-indexed estimate, not a valuation

Main Road: 894 sales since 1995 · £179,369 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
All Saints' Church of England Voluntary Aided Primary School, DovercourtPrimaryunder 0.1 mi
Spring Meadow Primary School & NurseryPrimary0.1 mi
Chase Lane Primary School and NurseryPrimary0.5 mi
Harwich and Dovercourt High SchoolSecondary0.3 miProgress 8 -0.67 · well below average (2023/24)
Felixstowe SchoolSecondary4.2 miProgress 8 -0.48 · below average (2023/24)
Holbrook AcademySecondary5.7 miProgress 8 -0.61 · 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.

16.7
crimes a month
184
in the last 12 months
Violence and sexual offences
most common · 38% of the total

Police.uk street-level data for LSOA E01022006, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Main Road

How this home sits against its street.

462
graded homes
64.2
average score
D
most common grade
-33.2
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.