| Postcode | AL3 5LU | 
|---|---|
| Post Town | St. Albans | 
| Nearest station | St Albans City (1 km) | 
| Bus stops | Chime Square (SW) Heath Farm Lane (N) Heath Farm Lane (S) Catherine Street (SE) Catherine Street (NW) Stonecross (NW) | 
| Roads in this postcode | |
| Number of UPRNs | 31 View | 
| Known addresses | Flat D, 12 College Hill 9 Carlisle Avenue, St. Albans 11 Carlisle Avenue, St. Albans 12A Carlisle Avenue, St Albans 12B Carlisle Avenue, St. Albans 12C Carlisle Avenue, St Albans 12C Carlisle Avenue, St. Albans 12D Carlisle Avenue, St Albans 12E Carlisle Avenue, St. Albans 13 Carlisle Avenue, St. Albans 16 Carlisle Avenue, St Albans 16B Carlisle Avenue, St Albans 16B Carlisle Avenue, St. Albans 17 Carlisle Avenue, St. Albans 18 Carlisle Avenue, St Albans 18 Carlisle Avenue, St. Albans 18A Carlisle Avenue, St. Albans 18B Carlisle Avenue, St Albans 20 Carlisle Avenue, St Albans 20 Carlisle Avenue, St. Albans 21 Carlisle Avenue, St. Albans 22 Carlisle Avenue, St. Albans 23 Carlisle Avenue, St Albans 23 Carlisle Avenue, St. Albans 24 Carlisle Avenue, St Albans 24 Carlisle Avenue, St. Albans 26 Carlisle Avenue, St Albans 26 Carlisle Avenue, St. Albans 28 Carlisle Avenue, St. Albans 30 Carlisle Avenue, St Albans 34 Carlisle Avenue, St. Albans | 
| Main property type | Flat | 
| Businesses | 
| Latitude | 51.758438 | |
|---|---|---|
| Longitude | -0.335915 | |
| Easting | 514951 | |
| Northing | 207949 | |
| Grid reference | TL149079 | |
| UTM reference | 30U 683858 5737529 | |
| what3words | blitz.stiff.leap | |
| FixPhrase | crinkly magician splotchy underdone | |
| Plus code | 9C3XQM57+9J | |
| Altitude | 122 metres (401 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 61.3 KMs (38.1 miles) | 
| Parish | St Albans, unparished area | E43000290 | 
|---|---|---|
| Ward | Bernards Heath | E05013948 | 
| Local Authority District | St Albans | E07000240 | 
| County Electoral Division | St. Albans Central | E58000663 | 
| 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 | 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) | 68 | |
|---|---|---|
| Households (2011) | 25 | |
| 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) | E00120498 | |
| Census output area (2011) | 5A2 | |
| Lower layer super output area (2021) | St Albans 012C | E01023728 | 
| Lower layer super output area (2011) | St Albans 012C | E01023728 | 
| Middle layer super output area (2021) | St Albans Central | E02004935 | 
| Middle layer super output area (2011) | St Albans Central | E02004935 | 
| Travel to work area | Luton | E30000237 | 
| Average property price in St Albans | £541,094 | 
|---|---|
| Annual change | -0.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 18B Carlisle Avenue, St Albans | Flat (leasehold) | Sep 2024 | £372,500 | 
| Flat (leasehold) | Aug 2019 | £310,000 | |
| 18 Carlisle Avenue, St Albans | Flat (leasehold) | Jul 2024 | £362,000 | 
| Flat (leasehold) | Oct 2014 | £300,000 | |
| 16 Carlisle Avenue, St Albans | Flat (leasehold) | Mar 2023 | £300,000 | 
| 24 Carlisle Avenue, St Albans | Detached (freehold) | Jul 2022 | £1,963,500 | 
| 12A Carlisle Avenue, St Albans | Flat (leasehold) | Apr 2021 | £260,500 | 
| 20 Carlisle Avenue, St Albans | Semi-detached (freehold) | Dec 2020 | £1,760,000 | 
| 26 Carlisle Avenue, St Albans | Detached (freehold) | Dec 2017 | £1,730,000 | 
| 12C Carlisle Avenue, St Albans | Flat (leasehold) | Nov 2017 | £248,500 | 
| 12D Carlisle Avenue, St Albans | Flat (leasehold) | Jul 2017 | £275,000 | 
| Flat (leasehold) | Dec 2013 | £185,000 | |
| 23 Carlisle Avenue, St Albans | Detached (freehold) | Jul 2015 | £1,390,000 |