1a Glenderamackin Terrace, Threlkeld, Keswick CA12 4TU

End-Terrace flat · Built 1900-1929 · 80 m² · Owner-Occupied · Room heaters, electric

Upgrade Plan

EC for £10,748 · £5,374 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation£15 – £30£3600.1 yrs+7.4 pts
Loft insulation£100 – £350£2011.1 yrs+4.1 pts
High-retention storage heaters£1,200 – £1,800£8311.8 yrs+17.1 pts · reaches D
Solid wall insulation£4,000 – £14,000£45619.7 yrs+9.4 pts · reaches C

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

£3,038
per year at grade E
£1,190
per year at grade C

The full plan saves £1,848 a year — a 17.2% annual return on £10,748.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2021, states £1,966 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

15 October 2015£161,500
20 May 2005£168,000
25 April 2001£73,000
19 March 2001£65,000

Estimated today: £201,827 HPI-indexed estimate, not a valuation

Glenderamackin Terrace: 26 sales since 1995 · £328,556 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Threlkeld CofE Primary SchoolPrimary0.6 mi
St Herbert's CofE (VA) Primary and Nursery SchoolPrimary3.0 mi
Braithwaite CofE Primary SchoolPrimary5.7 mi
Keswick SchoolSecondary3.9 miProgress 8 +0.39 · above 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.

6
crimes a month
24
in the last 12 months
Vehicle crime
most common · 25% of the total

Police.uk street-level data for LSOA E01019106, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Glenderamackin Terrace

How this home sits against its street.

13
graded homes
45.8
average score
D
most common grade
-5.8
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.