Flat 3, The Juniper Berry, Castle Square, Southampton SO14 2EE

Not Recorded flat · Built 1900-1929 · 37 m² · Rented (Private) · Room heaters, electric

Upgrade Plan

DC for £1,400 · £1,400 a gradeGet upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Draughtproofing£150 – £250£593.4 yrs+2.6 pts
High-retention storage heaters£800 – £1,600£1388.7 yrs+6.1 pts · reaches C
Floor insulation(optional, beyond C)£5,000 – £10,000£7050+ yrs+3.1 pts
Double glazing(optional, beyond C)£4,500 – £6,000£2550+ yrs+1.1 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

£877
per year at grade D
£584
per year at grade C

The full plan saves £197 a year — a 14.1% annual return on £1,400.

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2025, states £894 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

No sale recorded for this address since 1995.

Schools nearby

No school in the register within reach of this postcode.

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.

168.4
crimes a month
1,852
in the last 12 months
Violence and sexual offences
most common · 38% of the total

Police.uk street-level data for LSOA E01035444, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.

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