| Postcode | SG6 4RN | 
|---|---|
| Post Town | Hitchin, Letchworth Garden City | 
| Nearest station | Letchworth Garden City (2 km) | 
| Bus stops | 
                       Whitehicks (SE) 
Linden Green (W) 
Eastholm (N) 
Eastholm (E) 
Eastholm (S) 
Cashio Lane (SW) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 5 View | 
| Known addresses | 
                       6 Northfields, Letchworth Garden City 
                       | 
                  
| Main property type | Semi-detached | 
| Businesses | 
                     
                        No businesses found
                     
                   | 
                
| Latitude | 51.992822 | |
|---|---|---|
| Longitude | -0.221011 | |
| Easting | 522244 | |
| Northing | 234202 | |
| Grid reference | TL222342 | |
| UTM reference | 30U 690791 5763886 | |
| what3words | storms.tags.pose | |
| FixPhrase | crisping magma sulfate very | |
| Plus code | 9C3XXQVH+4H | |
| Altitude | 82 metres (270 feet) | |
| Sunrise (today) | 7:02 | |
| Sunset (today) | 16:29 | |
| Distance away | ||
| Distance to sea | 69.1 KMs (42.9 miles) | 
| Parish | North Hertfordshire, unparished area | E43000232 | 
|---|---|---|
| Ward | Letchworth Grange | E05015769 | 
| Local Authority District | North Hertfordshire | E07000099 | 
| County Electoral Division | Letchworth North | E58000647 | 
| Local Authority | Hertfordshire | E10000015 | 
| County | Hertfordshire | E10000015 | 
| Constituency (2024) | North East Hertfordshire | E14001393 | 
| MP | Chris Hinchliff | Labour | 
| Police force | Hertfordshire | |
| Water company | Affinity Water | |
| Sewage company | Anglian 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) | 10 | |
|---|---|---|
| Households (2011) | 4 | |
| 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) | Letchworth | E63011093 | 
| Census output area (2021) | E00120038 | |
| Census output area (2011) | 8D2 | |
| Lower layer super output area (2021) | North Hertfordshire 003B | E01023636 | 
| Lower layer super output area (2011) | North Hertfordshire 003B | E01023636 | 
| Middle layer super output area (2021) | Letchworth Grange | E02004911 | 
| Middle layer super output area (2011) | Letchworth Grange | E02004911 | 
| Travel to work area | Stevenage and Welwyn Garden City | E30000272 | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 6 Northfields, Letchworth Garden City | Semi-detached (freehold) | Oct 2024 | £350,000 | 
| Semi-detached (freehold) | Aug 2014 | £242,500 | |
| Semi-detached (freehold) | Jun 2005 | £168,000 |