| Postcode | AL6 9EE | 
|---|---|
| Post Town | Welwyn | 
| Nearest station | Welwyn North (2 km) | 
| Bus stops | St Mary's Church (SW) Library (SE) School Lane (SW) St Mary's School (N) Church Place (N) St Mary's School (S) | 
| Roads in this postcode | |
| Number of UPRNs | 38 View | 
| Known addresses | 11A High Street, Welwyn 15 High Street, Welwyn 17 High Street, Welwyn 43 High Street, Welwyn | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.830692 | |
|---|---|---|
| Longitude | -0.215378 | |
| Easting | 523073 | |
| Northing | 216181 | |
| Grid reference | TL230161 | |
| UTM reference | 30U 691868 5745874 | |
| what3words | them.pill.bars | |
| FixPhrase | crisped magma sibling unwarlike | |
| Plus code | 9C3XRQJM+7R | |
| Altitude | 71 metres (232 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:36 | |
| Distance away | ||
| Distance to sea | 58.6 KMs (36.4 miles) | 
| Parish | Welwyn | E04004822 | 
|---|---|---|
| Ward | Welwyn West | E05011073 | 
| Local Authority District | Welwyn Hatfield | E07000241 | 
| County Electoral Division | Welwyn | E58000675 | 
| Local Authority | Hertfordshire | E10000015 | 
| County | Hertfordshire | E10000015 | 
| Constituency (2024) | Welwyn Hatfield | E14001573 | 
| MP | Andrew Lewin | Labour | 
| Police force | Hertfordshire | |
| Water company | Affinity Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | North and East Hertfordshire | |
| NUTS/ITL 2 | Bedfordshire and Hertfordshire | |
| NUTS/ITL 1 | East of England | |
| Country | England | E92000001 | 
| Date introduced | January 1980 | 
|---|---|
| Last updated | September 2025 | 
| User type | Small (addresses receive less than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| Population (2011) | 13 | |
|---|---|---|
| Households (2011) | 7 | |
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Urban: Nearer to a major town or city | |
| Rural/urban (2011) | Urban city and town | |
| Built up area (2024) | Welwyn | E63011412 | 
| Census output area (2021) | E00121715 | |
| Census output area (2011) | 5B3 | |
| Lower layer super output area (2021) | Welwyn Hatfield 002C | E01023969 | 
| Lower layer super output area (2011) | Welwyn Hatfield 002C | E01023969 | 
| Middle layer super output area (2021) | Welwyn & Hatfield Garden Village | E02004981 | 
| Middle layer super output area (2011) | Welwyn & Hatfield Garden Village | E02004981 | 
| Travel to work area | Stevenage and Welwyn Garden City | E30000272 | 
| Average property price in St Albans | £541,094 | 
|---|---|
| Annual change | -0.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 17 High Street, Welwyn | Terraced (freehold) | Jun 2021 | £465,000 | 
| Terraced (freehold) | Oct 2010 | £235,000 | |
| 15 High Street, Welwyn | Semi-detached (freehold) | Nov 2013 | £205,000 | 
| Semi-detached (freehold) | Oct 2012 | £192,000 | |
| New build detached (freehold) | May 1995 | £60,000 | |
| 43 High Street, Welwyn | Semi-detached (freehold) | Jun 2009 | £160,000 | 
| Semi-detached (freehold) | Dec 2003 | £335,000 | |
| 11A High Street, Welwyn | Semi-detached (freehold) | Oct 2000 | £249,000 | 
| Semi-detached (freehold) | May 1999 | £209,000 | |
| Semi-detached (freehold) | Oct 1996 | £171,000 | |
| Semi-detached (freehold) | Jun 1995 | £60,000 |