| Postcode | WA11 9NW | 
|---|---|
| Post Town | St. Helens | 
| Nearest station | St Helens Central (2 km) | 
| Bus stops | 
                       Washway Lane (N) 
The Brooks (NW) 
Green Leach Lane (S) 
Haresfinch Road (NW) 
Buttermere Avenue (SW) 
Derwent Road (SW) 
                     | 
                  
| Roads in this postcode | |
| Number of UPRNs | 63 View | 
| Known addresses | 
                       1 Dearham Avenue, St. Helens 
                            3 Dearham Avenue, St. Helens 
                            8 Dearham Avenue, St. Helens 
                            9 Dearham Avenue, St. Helens 
                            10 Dearham Avenue, St. Helens 
                            14 Dearham Avenue, St Helens 
                            14 Dearham Avenue, St. Helens 
                            16 Dearham Avenue, St Helens 
                            16 Dearham Avenue, St. Helens 
                            23 Dearham Avenue, St Helens 
                            23 Dearham Avenue, St. Helens 
                            25 Dearham Avenue, St Helens 
                            26 Dearham Avenue, St. Helens 
                            31 Dearham Avenue, St Helens 
                            33 Dearham Avenue, St Helens 
                            36 Dearham Avenue, St. Helens 
                            38 Dearham Avenue, St Helens 
                            38 Dearham Avenue, St. Helens 
                            39 Dearham Avenue, St. Helens 
                            40 Dearham Avenue, St. Helens 
                            41 Dearham Avenue, St Helens 
                            42 Dearham Avenue, St Helens 
                            42 Dearham Avenue, St. Helens 
                            43 Dearham Avenue, St. Helens 
                            50 Dearham Avenue, St. Helens 
                            52 Dearham Avenue, St. Helens 
                            53 Dearham Avenue, St. Helens 
                            54 Dearham Avenue, St Helens 
                            54 Dearham Avenue, St. Helens 
                            60 Dearham Avenue, St Helens 
                            62 Dearham Avenue, St. Helens 
                       | 
                  
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 53.469158 | |
|---|---|---|
| Longitude | -2.731333 | |
| Easting | 351550 | |
| Northing | 397185 | |
| Grid reference | SJ515971 | |
| UTM reference | 30U 517834 5924496 | |
| what3words | lake.prep.talkative | |
| FixPhrase | crowd lushness starry trout | |
| Plus code | 9C5VF799+MF | |
| Altitude | 34 metres (112 feet) | |
| Sunrise (today) | 7:16 | |
| Sunset (today) | 16:34 | |
| Distance away | ||
| Distance to sea | 15.9 KMs (9.9 miles) | 
| Parish | St. Helens, unparished area | E43000278 | 
|---|---|---|
| Ward | Moss Bank | E05014125 | 
| Metropolitan District | St. Helens | E08000013 | 
| County | Merseyside | E11000013 | 
| Constituency (2024) | St Helens North | E14001509 | 
| MP | David Baines | Labour | 
| Police force | Merseyside | |
| Water company | United Utilities | |
| NUTS/ITL 3 | East Merseyside | |
| NUTS/ITL 2 | Merseyside | |
| NUTS/ITL 1 | North West | |
| Country | England | E92000001 | 
| Date introduced | June 1981 | 
|---|---|
| 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) | 141 | |
|---|---|---|
| Households (2011) | 61 | |
| 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) | St Helens (St. Helens) | E63008434 | 
| Census output area (2021) | E00034733 | |
| Census output area (2011) | 8C1 | |
| Lower layer super output area (2021) | St. Helens 004E | E01006853 | 
| Lower layer super output area (2011) | St. Helens 004E | E01006853 | 
| Middle layer super output area (2021) | Moss Bank | E02001409 | 
| Middle layer super output area (2011) | Moss Bank | E02001409 | 
| Travel to work area | Warrington and Wigan | E30000284 | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 25 Dearham Avenue, St Helens | Semi-detached (freehold) | Dec 2024 | £187,500 | 
| 38 Dearham Avenue, St Helens | Detached (freehold) | Aug 2022 | £213,750 | 
| 14 Dearham Avenue, St Helens | Semi-detached (freehold) | Oct 2021 | £179,950 | 
| 42 Dearham Avenue, St Helens | Semi-detached (freehold) | Jul 2021 | £155,000 | 
| 41 Dearham Avenue, St Helens | Semi-detached (freehold) | Apr 2021 | £164,000 | 
| 16 Dearham Avenue, St Helens | Semi-detached (freehold) | Nov 2020 | £175,000 | 
| Semi-detached (freehold) | Aug 2010 | £159,000 | |
| 31 Dearham Avenue, St Helens | Semi-detached (freehold) | Oct 2020 | £150,000 | 
| 60 Dearham Avenue, St Helens | Semi-detached (freehold) | Aug 2017 | £140,000 | 
| Semi-detached (freehold) | Feb 2010 | £149,950 | |
| 23 Dearham Avenue, St Helens | Semi-detached (freehold) | Jul 2017 | £134,000 | 
| 54 Dearham Avenue, St Helens | Semi-detached (freehold) | Feb 2016 | £134,000 |