4 Mariners Close, Hamble, Southampton SO31 4PD

Detached house · Built 1983-1990 · 172 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Floor insulation(optional, beyond C)£5,000 – £10,000£3350+ yrs+2.6 pts
Solar photovoltaic panels(optional, beyond C)£8,000 – £10,000£3050+ yrs+2.4 pts

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

£1,417
per year at grade C
£1,354
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £1,300 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

15 June 2016£690,000
9 July 1999£215,000

Estimated today: £863,403 HPI-indexed estimate, not a valuation

Mariners Close: 11 sales since 1995 · £536,000 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Hamble Primary SchoolPrimary0.7 mi
Sarisbury Infant SchoolPrimary1.1 mi
Hook-With-Warsash Church of England AcademyPrimary1.4 mi
The Hamble SchoolSecondary0.7 miProgress 8 -0.18 · average (2023/24)
Brookfield Community SchoolSecondary1.2 miProgress 8 +0.40 · above average (2023/24)
Oasis Academy MayfieldSecondary2.2 miProgress 8 -0.37 · 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.

11.7
crimes a month
129
in the last 12 months
Violence and sexual offences
most common · 36% of the total

Police.uk street-level data for LSOA E01022689, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Mariners Close

How this home sits against its street.

7
graded homes
65.6
average score
D
most common grade
+7.4
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.