Postcode AL9 7NN is located in an urban city, within the Welham Green and Hatfield South ward of Welwyn Hatfield in the East of England region, and forms part of the Welham Green area. It has moderate deprivation and moderate crime levels, with around 60.1 crimes per 1,000 residents per year. The average income per household in Welham Green is £57,203 per year. The nearest station is Welham Green located about 0.1 miles away. There are 3 primary and no secondary schools in the area.
Welham Green has a moderate level of deprivation, ranked at position 22,000 out of 32,844 areas in the United Kingdom — placing it within the bottom 33% least deprived areas in England.
Welham Green has a moderate crime rate, with approximately 60.1 reported incidents per 1,000 population each year.
Approximately 4.5% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 23.9% of dwellings are socially rented.
The average income per household in Welham Green is £57,203 per year.
High noise level (70.0-74.9 dB) from rail, approximately 90 ft away from AL9 7NN.
Welham Green near AL9 7NN has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.
The nearest station is Welham Green located about 0.1 miles away. There are 1 stations nearby.
| Distance | Name | Lines | Directions |
|---|---|---|---|
| 0.1 mi | Welham Green | N/A | Walking directions to Welham Green |
Based on 58 recent sales, the median property price is £367,500 in Welham Green and Hatfield South area, with individual transactions ranging from £180,000 up to £1,040,000.
Price distribution per property type (last year)
Median sale price and percentiles per property type (last year)
| Type | Sales | Median |
|---|---|---|
| Flats | 6 | £219,500 |
| Detached | 10 | £697,500 |
| Semi-Detached | 11 | £532,500 |
| Terraced | 31 | £350,000 |
10 year median price trend in Welham Green and Hatfield South
In the AL9 7NN postcode area, located within Welham Green, there are 3 primary and 0 secondary schools in close proximity.
4 nearby supermarkets & convenience stores within mi of AL9 7NN
| Distance | Name | Address | Directions |
|---|---|---|---|
| 0.3 mi | Premier | Dellsome Lane, Welwyn Hatfield, AL9 7DY | Walking directions to Premier |
| 0.3 mi | Londis | Old Farmhouse Mews, Welwyn Hatfield, AL9 7FA | Walking directions to Londis |
| 0.3 mi | Nisa Express | Dellsome Lane, Welwyn Hatfield, AL9 7DY | Walking directions to Nisa Express |
| 0.3 mi | Day-Today | Dellsome Lane, Welwyn Hatfield, AL9 7DY | Walking directions to Day-Today |
Annual council tax rates for Welwyn Hatfield district (2025-26).
Council tax bands are based on the value of your property. Most homes fall into bands A to D.
Elected local representatives for AL9 7NN, including ward councillors and the local member of parliament.
Sandreni Bonfante
Welham Green & Hatfield South - Elected 7 May 2026
Andrew Lewin
Welwyn Hatfield - Elected 4 Jul 2024
All data is sourced from official UK government agencies and public datasets. Last updated: 16/05/2026.