8 Lazenby Close, Darlington DL3 9QE

Semi-Detached bungalow · Built 1967-1975 · 134 m² · Owner-Occupied · Air source heat pump, radiators, electric

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Hot water cylinder insulation(optional, beyond C)£20 – £40£161.9 yrs+3.8 pts
Solar photovoltaic panels(optional, beyond C)£8,000 – £10,000£1750+ yrs+4.2 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

£1,848
per year at grade C
£1,815
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £1,890 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

25 August 2017£210,000
17 January 2014£165,000

Estimated today: £265,237 HPI-indexed estimate, not a valuation

Lazenby Close: 10 sales since 1995 · £184,500 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Mowden Infant SchoolPrimaryunder 0.1 mi
Mowden Junior SchoolPrimary0.2 mi
St Mary's Cockerton Church of England Primary SchoolPrimary0.4 mi
Carmel CollegeSecondary0.4 miProgress 8 +0.38 · above average (2023/24)
Hummersknott AcademySecondary0.7 miProgress 8 -0.48 · below average (2023/24)
Wyvern AcademySecondary0.8 miProgress 8 -0.52 · 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.

13.7
crimes a month
137
in the last 12 months
Anti-social behaviour
most common · 29% of the total

Police.uk street-level data for LSOA E01012348, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Lazenby Close

How this home sits against its street.

7
graded homes
63.1
average score
D
most common grade
+8.9
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.