| Postcode | SG1 1WW | 
|---|---|
| Post Town | Stevenage | 
| Nearest station | Stevenage (0 km) | 
| Bus stops | 
                       Stevenage Railway Station (SE) 
Stevenage Railway Station (N) 
Tesco Car Park (E) 
Stevenage Rail Station () 
The Forum (W) 
ASDA (E) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 4 View | 
| Known addresses | 
                       
                          No addresses found
                       
                     | 
                  
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 51.901287 | |
|---|---|---|
| Longitude | -0.204064 | |
| Easting | 523659 | |
| Northing | 224051 | |
| Grid reference | TL236240 | |
| UTM reference | 30U 692346 5753753 | |
| what3words | pies.hood.vanish | |
| FixPhrase | crisping magma satisfied unabashed | |
| Plus code | 9C3XWQ2W+G9 | |
| Altitude | 98 metres (321 feet) | |
| Sunrise (today) | 7:01 | |
| Sunset (today) | 16:29 | |
| Distance away | ||
| Distance to sea | 63.2 KMs (39.2 miles) | 
| Parish | Stevenage, unparished area | E43000080 | 
|---|---|---|
| Ward | Old Town | E05015631 | 
| Local Authority District | Stevenage | E07000243 | 
| County Electoral Division | Broadwater | E58000611 | 
| Local Authority | Hertfordshire | E10000015 | 
| County | Hertfordshire | E10000015 | 
| Constituency (2024) | Stevenage | E14001516 | 
| MP | Kevin Bonavia | 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 | December 1996 | 
|---|---|
| Last updated | September 2025 | 
| User type | Large (addresses receive more than 25 items of mail per day) | 
| Quality | Within the building of the matched address closest to the postcode mean | 
| 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) | Stevenage | E63011231 | 
| Census output area (2021) | E00189381 | |
| Census output area (2011) | 3C1 | |
| Lower layer super output area (2021) | Stevenage 008E | E01035570 | 
| Lower layer super output area (2011) | Stevenage 008D | E01023758 | 
| Middle layer super output area (2021) | Bedwell | E02004951 | 
| Middle layer super output area (2011) | Bedwell | E02004951 | 
| Travel to work area | Stevenage and Welwyn Garden City | E30000272 |