43 Wilton Avenue, Southampton SO15 2HA

Semi-Detached house · Built 1900-1929 · 135 m² · Rented (Private) · Boiler and radiators, mains gas

Upgrade Plan

D → B for £13,930 · £6,965 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing—£80 – £120£981.0 yrs+3.5 pts
Low energy lighting—£30£55.9 yrs+0.2 pts
Floor insulation—£800 – £1,200£1168.6 yrs+4.2 pts · reaches C
Heating controls—£350 – £450£429.5 yrs+1.5 pts
Cavity wall insulation—£500 – £1,500£8711.5 yrs+3.1 pts
Solar photovoltaic panels—£5,000 – £8,000£10850+ yrs+3.9 pts
Double glazing—£3,300 – £6,500£4250+ yrs+1.5 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

£1,673
per year at grade D
£1,175
per year at grade B

The full plan saves £498 a year — a 3.6% annual return on £13,930.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2019, states £1,047 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

23 July 1999£140,500

Estimated today: £593,222 HPI-indexed estimate, not a valuation

Schools nearby

No school in the register within reach of this postcode.

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