| Postcode | HA2 9LP | 
|---|---|
| Post Town | Harrow | 
| Nearest station | Rayners Lane (0 km) | 
| Bus stops | Oxleay Road (N) Warden Avenue (N) Oxleay Road (S) Capthorne Avenue (N) Alexandra Avenue Rayners Lane (E) Rayners Lane Station (S) | 
| London travel zone | 5 | 
| Roads in this postcode | |
| Number of UPRNs | 19 View | 
| Known addresses | 1A Warden Avenue, Harrow 1B Warden Avenue, Harrow 3 Warden Avenue, Harrow 5 Warden Avenue, Harrow 7 Warden Avenue, Harrow 9 Warden Avenue, Harrow 15 Warden Avenue, Harrow 17 Warden Avenue, Harrow 19 Warden Avenue, Harrow 21 Warden Avenue, Harrow 23 Warden Avenue, Harrow 25 Warden Avenue, Harrow | 
| Main property type | Terraced | 
| Businesses | 
| Latitude | 51.572357 | |
|---|---|---|
| Longitude | -0.372894 | |
| Easting | 512859 | |
| Northing | 187197 | |
| Grid reference | TQ128871 | |
| UTM reference | 30U 682051 5716746 | |
| what3words | cards.factor.parent | |
| FixPhrase | cringing magician steep undress | |
| Plus code | 9C3XHJCG+WR | |
| Altitude | 55 metres (179 feet) | |
| Sunrise (today) | 6:54 | |
| Sunset (today) | 16:38 | |
| Distance away | ||
| Distance to sea | 55.8 KMs (34.7 miles) | 
| Parish | Harrow, unparished area | E43000205 | 
|---|---|---|
| Ward | Rayners Lane | E05013557 | 
| London Borough | Harrow | E09000015 | 
| County | Greater London | E11000009 | 
| Constituency (2024) | Harrow West | E14001271 | 
| MP | Gareth Thomas | Labour | 
| Police force | Metropolitan Police | |
| Water company | Affinity Water | |
| Sewage company | Thames Water | |
| NUTS/ITL 3 | Harrow and Hillingdon | |
| NUTS/ITL 2 | Outer London - West and North West | |
| NUTS/ITL 1 | London | |
| 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) | 46 | |
|---|---|---|
| Households (2011) | 16 | |
| 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 major conurbation | |
| Built up area (2024) | Harrow | E63011900 | 
| Census output area (2021) | E00011034 | |
| Census output area (2011) | 4C2 | |
| Lower layer super output area (2021) | Harrow 032A | E01002204 | 
| Lower layer super output area (2011) | Harrow 032A | E01002204 | 
| Middle layer super output area (2021) | Rayners Lane South | E02006795 | 
| Middle layer super output area (2011) | Rayners Lane South | E02006795 | 
| Travel to work area | Slough and Heathrow | E30000266 | 
| Average property price in Harrow | £533,144 | 
|---|---|
| Annual change | 0.3% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 19 Warden Avenue, Harrow | Terraced (freehold) | Mar 2022 | £510,000 | 
| 17 Warden Avenue, Harrow | Terraced (freehold) | Aug 2019 | £487,500 | 
| 3 Warden Avenue, Harrow | Terraced (freehold) | Aug 2018 | £480,000 | 
| 9 Warden Avenue, Harrow | Terraced (freehold) | Nov 2012 | £365,000 | 
| 7 Warden Avenue, Harrow | Terraced (freehold) | Jul 2012 | £331,000 | 
| 23 Warden Avenue, Harrow | Semi-detached (freehold) | May 2007 | £292,000 | 
| Terraced (freehold) | Nov 2000 | £65,000 | |
| 1B Warden Avenue, Harrow | Flat (leasehold) | Mar 2007 | £162,000 | 
| 25 Warden Avenue, Harrow | Semi-detached (freehold) | Jun 2006 | £286,000 | 
| Terraced (freehold) | Oct 1995 | £82,000 | |
| 15 Warden Avenue, Harrow | Semi-detached (freehold) | Aug 2005 | £260,000 | 
| Semi-detached (freehold) | Oct 1996 | £69,000 | |
| 1A Warden Avenue, Harrow | Flat (leasehold) | Jan 2005 | £161,500 | 
| Semi-detached (leasehold) | Aug 2000 | £96,000 |