46 Marls Road, Botley, Southampton SO30 2EY

Semi-Detached house · Built 1900-1929 · 109 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

DB for £16,725 · £8,363 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation£100 – £350£743.1 yrs+2.6 pts
Floor insulation£800 – £1,200£1556.5 yrs+5.5 pts
Heating controls£350 – £450£567.1 yrs+2.0 pts
Cavity wall insulation£500 – £1,500£1168.7 yrs+4.1 pts · reaches C
Band A condensing boiler£2,200 – £3,000£9527.4 yrs+3.4 pts
Solar water heating£4,000 – £6,000£12041.7 yrs+4.3 pts
Solar photovoltaic panels£5,000 – £8,000£14345.4 yrs+5.1 pts · reaches B

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

£1,751
per year at grade D
£993
per year at grade B

The full plan saves £758 a year — a 4.5% annual return on £16,725.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £1,226 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

16 August 2024£480,000
29 November 2019£365,000
29 November 2019£373,000
14 December 2016£360,000
24 May 2013£269,000
7 August 2006£249,950
18 August 2000£118,950

Estimated today: £478,531 HPI-indexed estimate, not a valuation

Marls Road: 94 sales since 1995 · £387,146 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Freegrounds Infant SchoolPrimary0.3 mi
Freegrounds Junior SchoolPrimary0.3 mi
Kings Copse Primary SchoolPrimary0.7 mi
Deer Park SchoolSecondary0.7 miNot in the KS4 performance tables
Wildern SchoolSecondary0.8 miProgress 8 +0.05 · average (2023/24)
Woodlands Community CollegeSecondary2.3 miProgress 8 -0.89 · 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.

7.8
crimes a month
78
in the last 12 months
Violence and sexual offences
most common · 41% of the total

Police.uk street-level data for LSOA E01022652, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Marls Road

How this home sits against its street.

41
graded homes
63.7
average score
D
most common grade
-8.7
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.