42 Fullingdale Road, Northampton NN3 2QA

Detached house · Built 1930-1949 · 78 m² · Owner-occupied · Boiler and radiators, mains gas

Upgrade Plan

E → B for £29,540 · £9,847 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Low energy lighting—£40£94.5 yrs+0.4 pts
Floor insulation—£800 – £1,200£2044.9 yrs+8.1 pts
Heating controls—£350 – £450£745.4 yrs+3.0 pts · reaches D
Band A condensing boiler—£2,200 – £3,000£12620.7 yrs+5.0 pts
Solar water heating—£4,000 – £6,000£15931.5 yrs+6.3 pts
Solid wall insulation—£4,000 – £14,000£22140.7 yrs+8.8 pts · reaches C
Solar photovoltaic panels—£9,000 – £14,000£18950+ yrs+7.5 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

£1,868
per year at grade E
£886
per year at grade B

The full plan saves £982 a year — a 3.3% annual return on £29,540.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2014, states £1,307 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

26 June 2020£210,000
3 March 2015£137,000

Estimated today: £250,750 HPI-indexed estimate, not a valuation

Fullingdale Road: 257 sales since 1995 · £221,666 average over 10 years

Schools nearby

No school in the register within reach of this postcode.

Fullingdale Road

How this home sits against its street.

127
graded homes
62.8
average score
D
most common grade
-18.8
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.