AL9 area guide
House prices, recent sales, crime and schools for the AL9 postcode district in East Hertfordshire. Free to read, from official open data. For one address in detail, run a full property report.
East Hertfordshire · 2026-05 (UK HPI)
Land Registry Price Paid
Street-level crime at the district centre
Ofsted rated, within one mile
What the data says about AL9
The average home across East Hertfordshire is worth about £460,485 (UK House Price Index, 2026-05), and prices have risen 4.2% over the last year.
Of 59 energy certificates sampled across 12 postcodes in AL9, band E is the most common, and 79.7% of homes sit below band C — the point at which most lenders' green mortgage deals and future rental rules bite.
Police recorded 36 crimes around the centre of AL9 in the six months to 2026-06, most often violence and sexual offences (19).
There are 0 schools rated Good or Outstanding by Ofsted within a mile of AL9 in East Hertfordshire, including St Mary's Church of England VA Primary School, Welham Green.
The district covers the Brookmans Park and Little Heath, Hatfield Central, Hatfield East, Hertford Rural ward areas.
Sample of 59 energy certificates from 12 postcodes in AL9, taken from the government energy performance register, most recent lodged 2026. Indicative of the district rather than a full census.
Prices changed +4.2% over the last year in East Hertfordshire.
Street-level crime from data.police.uk, six months to 2026-06.
Primary
- St Mary's Church of England VA Primary School, Welham GreenNot rated · 1.2 mi
- De Havilland Primary SchoolGood · 1.3 mi
- Brookmans Park Primary SchoolNot rated · 1.4 mi
- Oak View Primary and Nursery SchoolNot rated · 1.4 mi
- St Philip Howard Catholic Primary SchoolNot rated · 1.5 mi
Secondary
- Links Hatfield AcademyGood · 1.3 mi
- Chancellor's SchoolNot rated · 1.3 mi
- Onslow St Audrey's SchoolGood · 1.5 mi
- Bishop's Hatfield Girls' SchoolNot rated · 1.6 mi
- Rhodes Wood Hospital SchoolNot rated · 2.1 mi
Brookmans Park and Little Heath · Hatfield Central · Hatfield East · Hertford Rural · Welham Green and Hatfield South
Common questions about AL9
What is the average house price in AL9?
The UK House Price Index puts the average home in East Hertfordshire at £460,485 as of 2026-05.
How much does each property type cost in AL9?
Detached £890,934, semi-detached £530,418, terraced £416,913, flats £252,822, based on the UK House Price Index for East Hertfordshire.
Is AL9 a safe area?
Police recorded 36 crimes near the centre of AL9 in the six months to 2026-06. The most common category was violence and sexual offences with 19 reports. Crime is recorded at street level, so figures vary street to street within the same district.
What EPC rating do homes in AL9 usually have?
Band E is the most common rating in our sample of 59 certificates from AL9, with 79.7% of homes rated below band C. A full property report shows the exact certificate, running costs and recommended improvements for one address.
What are the schools like near AL9?
0 schools within a mile of the AL9 district centre are rated Good or Outstanding by Ofsted. Nearby secondaries include Links Hatfield Academy. Catchment areas are set by the local authority and can change year to year.
Where does this AL9 data come from?
HM Land Registry Price Paid Data and the UK House Price Index for prices, the government's energy performance register for EPC bands, data.police.uk for crime, Get Information About Schools and Ofsted for schools, and ONS postcode geography. All are published under the Open Government Licence v3.0.
A full report covers the energy certificate, sale history and valuation, council tax band and bill, flood and crime risk, schools, transport and neighbourhood data for a single property.
Search an addressMore on AL9
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Sources: HM Land Registry Price Paid Data and UK House Price Index, ONS postcode geography, data.police.uk, Get Information About Schools and Ofsted. Contains public sector information licensed under the Open Government Licence v3.0.