26 Gwillim Close, Sidcup DA15 9NQ

Semi-Detached maisonette · Built 1967-1975 · 57 m² · Rented (Private) · Boiler and radiators, mains gas

Upgrade Plan

This certificate lists no outstanding recommendations.

Running costs

£685
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £581 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

30 July 2019£200,000
16 April 2003£138,000
28 April 2000£63,000

Estimated today: £219,906 HPI-indexed estimate, not a valuation

Gwillim Close: 113 sales since 1995 · £241,194 average over 10 years

Schools nearby

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

SchoolPhaseDistanceProgress
Sherwood Park Primary SchoolPrimary0.4 mi
Danson Primary SchoolPrimary0.4 mi
Days Lane Primary SchoolPrimary0.5 mi
Blackfen School for GirlsSecondary0.3 miProgress 8 -0.14 · average (2023/24)
Bexley Grammar SchoolSecondary0.4 miProgress 8 +0.49 · above average (2023/24)
Harris Academy FalconwoodSecondary0.9 miProgress 8 -0.02 · 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.

9.9
crimes a month
109
in the last 12 months
Violence and sexual offences
most common · 36% of the total

Police.uk street-level data for LSOA E01000352, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

Gwillim Close

How this home sits against its street.

49
graded homes
68.9
average score
C
most common grade
+7.1
this home vs street
Energy data © Crown copyright, EPB Register© HM Land Registry, OGL v3We grade homes, never neighbourhoods.