10 Letty Green, Hertford SG14 2NZ

End-Terrace flat · Built 1967-1975 · 65 m² · Owner-Occupied · Boiler and radiators, mains gas

Upgrade Plan

Get upgrade quotes
MeasureGrantNet costSaving / yrPaybackGrade effect
Loft insulation(optional, beyond C)£100 – £350£852.6 yrs+2.5 pts
Low energy lighting(optional, beyond C)£40£85.1 yrs+0.2 pts
Heating controls(optional, beyond C)£350 – £450£656.1 yrs+1.9 pts
Band A condensing boiler(optional, beyond C)£2,200 – £3,000£11023.7 yrs+3.3 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

£932
per year at grade C
£664
per year at grade C

Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2018, states £597 a year at the prices assumed then. Modelled costs, not a bill.

Sold prices

28 September 2018£270,000
28 November 2003£154,995
29 November 2001£110,000

Estimated today: £277,730 HPI-indexed estimate, not a valuation

Schools nearby

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

SchoolPhaseDistanceProgress
Hertingfordbury Cowper Primary SchoolPrimary0.7 mi
Essendon CofE (VC) Primary SchoolPrimary1.5 mi
Commonswood Primary & Nursery SchoolPrimary1.6 mi
The Sele SchoolSecondary2.0 miProgress 8 -0.26 · below average (2023/24)
Ridgeway AcademySecondary2.2 miProgress 8 -0.47 · below average (2023/24)
Richard Hale SchoolSecondary2.7 miProgress 8 +0.31 · 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.

13.4
crimes a month
147
in the last 12 months
Anti-social behaviour
most common · 27% of the total

Police.uk street-level data for LSOA E01023486, 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.