| Postcode | SG3 6HF | 
|---|---|
| Post Town | Knebworth | 
| Nearest station | Knebworth (1 km) | 
| Bus stops | Gun Road (N) Monread Lodge (S) Station Road (S) Station Road (N) Monread Lodge (N) Knebworth Rail Station () | 
| Roads in this postcode | |
| Number of UPRNs | 38 View | 
| Known addresses | 36 Haygarth, Knebworth 37 Haygarth, Knebworth 39 Haygarth, Knebworth 41 Haygarth, Knebworth 42 Haygarth, Knebworth 47 Haygarth, Knebworth 48 Haygarth, Knebworth 49 Haygarth, Knebworth 50 Haygarth, Knebworth 51 Haygarth, Knebworth 52 Haygarth, Knebworth 57 Haygarth, Knebworth 61 Haygarth, Knebworth 62 Haygarth, Knebworth 64 Haygarth, Knebworth 65 Haygarth, Knebworth 67 Haygarth, Knebworth 68 Haygarth, Knebworth | 
| Main property type | Flat | 
| Businesses | 
                        No businesses found
                     | 
| Latitude | 51.862989 | |
|---|---|---|
| Longitude | -0.182875 | |
| Easting | 525223 | |
| Northing | 219828 | |
| Grid reference | TL252198 | |
| UTM reference | 30U 693968 5749551 | |
| what3words | square.fight.glitz | |
| FixPhrase | crisped magnesium spud tapioca | |
| Plus code | 9C3XVR78+5V | |
| Altitude | 97 metres (318 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:36 | |
| Distance away | ||
| Distance to sea | 59.2 KMs (36.8 miles) | 
| Parish | Knebworth | E04004783 | 
|---|---|---|
| Ward | Knebworth | E05015768 | 
| Local Authority District | North Hertfordshire | E07000099 | 
| County Electoral Division | Knebworth & Codicote | E58000646 | 
| 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 | 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) | 59 | |
|---|---|---|
| Households (2011) | 29 | |
| 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) | Rural town and fringe | |
| Built up area (2024) | Knebworth | E63011325 | 
| Census output area (2021) | E00119998 | |
| Census output area (2011) | 5B1 | |
| Lower layer super output area (2021) | North Hertfordshire 015E | E01023628 | 
| Lower layer super output area (2011) | North Hertfordshire 015E | E01023628 | 
| Middle layer super output area (2021) | Knebworth, Codicote & Kimpton | E02004923 | 
| Middle layer super output area (2011) | Knebworth, Codicote & Kimpton | E02004923 | 
| Travel to work area | Stevenage and Welwyn Garden City | E30000272 | 
| Average property price in Stevenage | £395,224 | 
|---|---|
| Annual change | 0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 49 Haygarth, Knebworth | Flat (leasehold) | Aug 2024 | £205,000 | 
| Flat (leasehold) | Jun 2017 | £207,000 | |
| Flat (leasehold) | Mar 2016 | £191,000 | |
| Flat (leasehold) | Aug 2007 | £142,000 | |
| 48 Haygarth, Knebworth | Flat (leasehold) | Feb 2024 | £205,000 | 
| 37 Haygarth, Knebworth | Other (leasehold) | Apr 2023 | £240,000 | 
| Flat (leasehold) | Oct 2015 | £195,000 | |
| Flat (leasehold) | Aug 1999 | £67,000 | |
| 65 Haygarth, Knebworth | Flat (leasehold) | Sep 2021 | £137,500 | 
| Flat (leasehold) | Aug 1997 | £23,500 | |
| 50 Haygarth, Knebworth | Flat (leasehold) | Mar 2020 | £210,000 | 
| Flat (leasehold) | Aug 2018 | £200,000 | |
| Flat (leasehold) | Oct 2014 | £140,000 | |
| Flat (leasehold) | Nov 2009 | £139,950 | |
| Flat (leasehold) | Apr 2007 | £135,000 | |
| Flat (leasehold) | Mar 2000 | £67,000 | |
| 42 Haygarth, Knebworth | Flat (leasehold) | Nov 2019 | £204,000 | 
| Flat (leasehold) | Jul 2003 | £92,000 | |
| 67 Haygarth, Knebworth | Flat (leasehold) | Aug 2017 | £183,000 | 
| Flat (leasehold) | May 2014 | £108,000 | |
| Flat (leasehold) | Dec 1997 | £35,500 | |
| 61 Haygarth, Knebworth | Flat (leasehold) | Dec 2016 | £208,000 | 
| Flat (leasehold) | Aug 2007 | £154,500 | |
| Flat (leasehold) | Jul 2003 | £134,000 | |
| Flat (leasehold) | Mar 1998 | £49,950 | |
| 62 Haygarth, Knebworth | Flat (leasehold) | Oct 2014 | £137,000 | 
| Flat (leasehold) | Feb 2012 | £132,000 | |
| Flat (leasehold) | Aug 2004 | £132,000 | |
| 36 Haygarth, Knebworth | Flat (leasehold) | Aug 2014 | £160,000 | 
| Flat (leasehold) | May 2010 | £163,000 | |
| Flat (leasehold) | May 2007 | £164,250 | |
| Flat (leasehold) | Oct 2003 | £137,000 |