| Postcode | SL3 8RG | 
|---|---|
| Post Town | Slough | 
| Nearest station | Langley (1 km) | 
| Bus stops | Trelawney Ave (S) Nash Road (S) Trelawney Ave (N) Spencer Road South (E) Spencer Road South (W) Hampden Road (SW) | 
| Roads in this postcode | |
| Number of UPRNs | 28 View | 
| Known addresses | 75 Trelawney Avenue, Langley 77 Trelawney Avenue, Langley 77 Trelawney Avenue, Slough 81 Trelawney Avenue, Langley 81 Trelawney Avenue, Slough 87 Trelawney Avenue, Slough 89 Trelawney Avenue, Slough 91 Trelawney Avenue, Slough 93 Trelawney Avenue, Slough 95 Trelawney Avenue, Slough 97 Trelawney Avenue, Slough 99 Trelawney Avenue, Slough 101 Trelawney Avenue, Slough 103 Trelawney Avenue, Langley 103 Trelawney Avenue, Slough 109 Trelawney Avenue, Langley 111 Trelawney Avenue, Langley 111 Trelawney Avenue, Slough 113 Trelawney Avenue, Slough 117 Trelawney Avenue, Slough 119 Trelawney Avenue, Slough 123 Trelawney Avenue, Slough 125 Trelawney Avenue, Slough | 
| Main property type | Semi-detached | 
| Businesses | 
| Latitude | 51.499664 | |
|---|---|---|
| Longitude | -0.547539 | |
| Easting | 500917 | |
| Northing | 178858 | |
| Grid reference | TQ009788 | |
| UTM reference | 30U 670221 5708243 | |
| what3words | soda.payer.escape | |
| FixPhrase | cringe maggot swiftly untreated | |
| Plus code | 9C3XFFX2+VX | |
| Altitude | 27 metres (88 feet) | |
| Sunrise (today) | 6:55 | |
| Sunset (today) | 16:38 | |
| Distance away | ||
| Distance to sea | 66.5 KMs (41.4 miles) | 
| Parish | Slough, unparished area | E43000235 | 
|---|---|---|
| Ward | Langley Marish | E05015537 | 
| Unitary Authority | Slough | E06000039 | 
| County | Berkshire | E11000002 | 
| Constituency (2024) | Windsor | E14001588 | 
| MP | Jack Rankin | Conservative | 
| Police force | Thames Valley | |
| Water company | Thames Water | |
| NUTS/ITL 3 | Berkshire East | |
| NUTS/ITL 2 | Berkshire, Buckinghamshire and Oxfordshire | |
| NUTS/ITL 1 | South East | |
| 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) | 80 | |
|---|---|---|
| Households (2011) | 26 | |
| 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) | Slough | E63012046 | 
| Census output area (2021) | E00083330 | |
| Census output area (2011) | 4A1 | |
| Lower layer super output area (2021) | Slough 012D | E01016503 | 
| Lower layer super output area (2011) | Slough 012D | E01016503 | 
| Middle layer super output area (2021) | Langley Kederminster | E02003418 | 
| Middle layer super output area (2011) | Langley Kederminster | E02003418 | 
| Travel to work area | Slough and Heathrow | E30000266 | 
| Average property price in Slough | £515,972 | 
|---|---|
| Annual change | 0.1% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 111 Trelawney Avenue, Langley | Semi-detached (freehold) | Jul 2024 | £455,000 | 
| 103 Trelawney Avenue, Langley | Semi-detached (freehold) | Jun 2022 | £600,000 | 
| 75 Trelawney Avenue, Langley | Terraced (freehold) | Jan 2022 | £565,000 | 
| Other (freehold) | Mar 2016 | £200,000 | |
| Terraced (freehold) | Jan 2011 | £235,000 | |
| 77 Trelawney Avenue, Langley | Semi-detached (freehold) | Oct 2018 | £447,500 | 
| 81 Trelawney Avenue, Langley | Terraced (freehold) | Sep 2018 | £416,500 | 
| 109 Trelawney Avenue, Langley | Terraced (freehold) | Sep 2017 | £363,000 | 
| 81 Trelawney Avenue, Slough | Terraced (freehold) | May 2016 | £349,950 | 
| 99 Trelawney Avenue, Slough | Semi-detached (freehold) | Sep 2014 | £240,000 | 
| Semi-detached (freehold) | Jun 2002 | £140,000 | |
| 97 Trelawney Avenue, Slough | Terraced (freehold) | Aug 2013 | £250,000 | 
| Terraced (freehold) | Mar 2000 | £102,000 | |
| Terraced (freehold) | Feb 1996 | £61,950 | |
| 113 Trelawney Avenue, Slough | Terraced (freehold) | Oct 2010 | £240,000 |