| Postcode | AL5 5JD | 
|---|---|
| Post Town | Harpenden | 
| Nearest station | Harpenden (2 km) | 
| Bus stops | Porters Hill (NW) Lower Luton Road West (NE) Pickford Hill (SE) Porters Hill (SE) The Malta PH (NW) Roundfield Avenue (NE) | 
| Roads in this postcode | |
| Number of UPRNs | 10 View | 
| Known addresses | 2 Porters Hill, Harpenden 4 Porters Hill, Harpenden 6 Porters Hill, Harpenden 6A Porters Hill, Harpenden 8 Porters Hill, Harpenden 10 Porters Hill, Harpenden 14 Porters Hill, Harpenden 16 Porters Hill, Harpenden | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.827134 | |
|---|---|---|
| Longitude | -0.342061 | |
| Easting | 514353 | |
| Northing | 215579 | |
| Grid reference | TL143155 | |
| UTM reference | 30U 683155 5745152 | |
| what3words | yards.years.author | |
| FixPhrase | crisped magician showman tingling | |
| Plus code | 9C3XRMG5+V5 | |
| Altitude | 100 metres (330 feet) | |
| Sunrise (today) | 6:55 | |
| Sunset (today) | 16:37 | |
| Distance away | ||
| Distance to sea | 65.5 KMs (40.7 miles) | 
| Parish | Harpenden Town | E04013284 | 
|---|---|---|
| Ward | Harpenden East | E05013952 | 
| Local Authority District | St Albans | E07000240 | 
| County Electoral Division | Harpenden North East | E58000624 | 
| Local Authority | Hertfordshire | E10000015 | 
| County | Hertfordshire | E10000015 | 
| Constituency (2024) | Harpenden and Berkhamsted | E14001268 | 
| MP | Victoria Collins | 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) | 19 | |
|---|---|---|
| Households (2011) | 9 | |
| 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) | Harpenden | E63011425 | 
| Census output area (2021) | E00120298 | |
| Census output area (2011) | 4A2 | |
| Lower layer super output area (2021) | St Albans 002C | E01023687 | 
| Lower layer super output area (2011) | St Albans 002C | E01023687 | 
| Middle layer super output area (2021) | Harpenden East | E02004925 | 
| Middle layer super output area (2011) | Harpenden East | E02004925 | 
| Travel to work area | Luton | E30000237 | 
| Average property price in St Albans | £541,094 | 
|---|---|
| Annual change | -0.5% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 6 Porters Hill, Harpenden | Semi-detached (freehold) | Apr 2023 | £720,000 | 
| Semi-detached (freehold) | Sep 2017 | £410,000 | |
| 14 Porters Hill, Harpenden | Semi-detached (freehold) | Mar 2021 | £420,000 | 
| Semi-detached (freehold) | Oct 2015 | £250,000 | |
| Semi-detached (freehold) | Aug 2002 | £192,500 | |
| Semi-detached (freehold) | Sep 1996 | £87,000 | |
| 10 Porters Hill, Harpenden | Semi-detached (freehold) | Oct 2016 | £449,000 | 
| 16 Porters Hill, Harpenden | Detached (freehold) | Mar 2015 | £472,000 | 
| Detached (freehold) | Jun 2006 | £322,500 | |
| Detached (freehold) | Jul 2005 | £280,000 | |
| 6A Porters Hill, Harpenden | Semi-detached (freehold) | May 2009 | £245,000 | 
| Semi-detached (freehold) | Dec 2007 | £270,000 | |
| Semi-detached (freehold) | Dec 2005 | £200,000 | |
| 4 Porters Hill, Harpenden | Semi-detached (freehold) | Mar 2006 | £220,000 | 
| Semi-detached (freehold) | Jul 2002 | £162,000 | |
| 8 Porters Hill, Harpenden | Semi-detached (freehold) | Jun 2001 | £149,000 | 
| Semi-detached (freehold) | Jan 1999 | £105,000 | |
| 2 Porters Hill, Harpenden | Semi-detached (freehold) | May 1997 | £83,000 |