| Postcode | AL3 5HY | 
|---|---|
| Post Town | St. Albans | 
| Nearest station | St Albans City (2 km) | 
| Bus stops | St Albans Girls School (S) New Greens Avenue (E) New Greens Avenue (W) Texaco Garage (N) Texaco Garage (S) The Ancient Briton (SW) | 
| Roads in this postcode | |
| Number of UPRNs | 6 View | 
| Known addresses | 1 Petersfield, St Albans 1 Petersfield, St. Albans 2 Petersfield, St Albans 2 Petersfield, St. Albans 4 Petersfield, St Albans 4 Petersfield, St. Albans | 
| Main property type | Detached | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.771808 | |
|---|---|---|
| Longitude | -0.33335 | |
| Easting | 515094 | |
| Northing | 209440 | |
| Grid reference | TL150094 | |
| UTM reference | 30U 683980 5739022 | |
| what3words | help.these.sketch | |
| FixPhrase | crinkly magician steadfast velcro | |
| Plus code | 9C3XQMC8+PM | |
| Altitude | 118 metres (387 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 61.9 KMs (38.4 miles) | 
| Parish | St Albans, unparished area | E43000290 | 
|---|---|---|
| Ward | Bernards Heath | E05013948 | 
| Local Authority District | St Albans | E07000240 | 
| County Electoral Division | St. Albans North | E58000665 | 
| Local Authority | Hertfordshire | E10000015 | 
| County | Hertfordshire | E10000015 | 
| Constituency (2024) | St Albans | E14001507 | 
| MP | Daisy Cooper | Liberal Democrat | 
| Police force | Hertfordshire | |
| Water company | Affinity Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | South West Hertfordshire | |
| NUTS/ITL 2 | Bedfordshire and Hertfordshire | |
| NUTS/ITL 1 | East of England | |
| Country | England | E92000001 | 
| Date introduced | August 1993 | 
|---|---|
| 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) | St Albans | E63011552 | 
| Census output area (2021) | E00120420 | |
| Census output area (2011) | 5B1 | |
| Lower layer super output area (2021) | St Albans 007A | E01023713 | 
| Lower layer super output area (2011) | St Albans 007A | E01023713 | 
| Middle layer super output area (2021) | Jersey Farm & Sandridge | E02004930 | 
| Middle layer super output area (2011) | Jersey Farm & Sandridge | E02004930 | 
| Travel to work area | Luton | E30000237 | 
| Average property price in St Albans | £541,094 | 
|---|---|
| Annual change | -0.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 2 Petersfield, St Albans | Detached (freehold) | Apr 2011 | £670,000 | 
| 1 Petersfield, St Albans | Detached (freehold) | Jul 2010 | £720,000 | 
| 4 Petersfield, St Albans | Detached (freehold) | Apr 2009 | £725,000 | 
| 1 Petersfield, St. Albans | Detached (freehold) | Jul 2007 | £760,000 | 
| 4 Petersfield, St. Albans | Detached (freehold) | Dec 2002 | £650,000 | 
| 2 Petersfield, St. Albans | Detached (freehold) | Nov 1999 | £425,000 |