3 Wayside, Lower Swanwick, Southampton SO31 7JS

Detached house · Built 1991-1995 · 142 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DC for £12,690 · £12,690 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting£90£516.4 yrs+0.2 pts
Band A condensing boiler£2,200 – £3,000£7733.8 yrs+2.7 pts
Floor insulation£4,000 – £6,000£12539.9 yrs+4.5 pts
Solar water heating£4,000 – £6,000£9750+ yrs+3.5 pts · reaches C
Solar photovoltaic panels(optional, beyond C)£5,000 – £8,000£11650+ yrs+4.1 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

£1,904
per year at grade D
£1,483
per year at grade C

The full plan saves £305 a year — a 2.4% annual return on £12,690.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2018, states £1,225 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

19 June 2024£675,000
23 September 2020£585,000
28 February 2001£232,000
27 February 1998£165,765

Estimated today: £683,571 HPI-indexed estimate, not a valuation

Wayside: 11 sales since 1995

Schools nearby

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

SchoolPhaseDistanceProgress
Sarisbury Church of England Junior SchoolPrimary0.8 mi
Bursledon Junior School(CA)Primary0.9 mi
Bursledon Church of England Infant SchoolPrimary0.9 mi
Brookfield Community SchoolSecondary1.4 miProgress 8 +0.40 · above average (2023/24)
The Hamble SchoolSecondary1.6 miProgress 8 -0.18 · average (2023/24)
Oasis Academy MayfieldSecondary2.3 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.

9.8
crimes a month
108
in the last 12 months
Violence and sexual offences
most common · 37% of the total

Police.uk street-level data for LSOA E01022773, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.