| Postcode | RG4 9DB | 
|---|---|
| Post Town | Reading | 
| Nearest station | Tilehurst (6 km) | 
| Bus stops | Essex Way (NW) Bird Wood Court (N) Ilex Close () Reddish Manor (S) Bird Wood Court (S) Reddish Manor (N) | 
| Roads in this postcode | |
| Number of UPRNs | 40 View | 
| Known addresses | 1 Bay Tree Rise, Sonning Common 2 Bay Tree Rise, Sonning Common 3 Bay Tree Rise, Sonning Common 4 Bay Tree Rise, Sonning Common 5 Bay Tree Rise, Sonning Common 6 Bay Tree Rise, Sonning Common 7 Bay Tree Rise, Sonning Common 8 Bay Tree Rise, Sonning Common 9 Bay Tree Rise, Sonning Common 11 Bay Tree Rise, Sonning Common 15 Bay Tree Rise, Sonning Common 17 Bay Tree Rise, Sonning Common 18 Bay Tree Rise, Sonning Common 19 Bay Tree Rise, Sonning Common 20 Bay Tree Rise, Sonning Common 21 Bay Tree Rise, Sonning Common 22 Bay Tree Rise, Sonning Common 23 Bay Tree Rise, Sonning Common 25 Bay Tree Rise, Sonning Common 27 Bay Tree Rise, Sonning Common 29 Bay Tree Rise, Sonning Common 31 Bay Tree Rise, Sonning Common 33 Bay Tree Rise, Sonning Common 35 Bay Tree Rise, Sonning Common 37 Bay Tree Rise, Sonning Common 39 Bay Tree Rise, Sonning Common 41 Bay Tree Rise, Sonning Common | 
| Main property type | Detached | 
| Businesses | 
| Latitude | 51.510861 | |
|---|---|---|
| Longitude | -0.975268 | |
| Easting | 471210 | |
| Northing | 179601 | |
| Grid reference | SU712796 | |
| UTM reference | 30U 640502 5708580 | |
| what3words | stag.juror.salary | |
| FixPhrase | cringing machine scribing voice | |
| Plus code | 9C3XG26F+8V | |
| Altitude | 102 metres (335 feet) | |
| Sunrise (today) | 6:56 | |
| Sunset (today) | 16:40 | |
| Distance away | ||
| Distance to sea | 71.5 KMs (44.4 miles) | 
| Parish | Sonning Common | E04012493 | 
|---|---|---|
| Ward | Sonning Common | E05012854 | 
| Local Authority District | South Oxfordshire | E07000179 | 
| Local Authority | Oxfordshire | E10000025 | 
| County | Oxfordshire | E10000025 | 
| Constituency (2024) | Henley and Thame | E14001280 | 
| MP | Freddie Van Mierlo | Liberal Democrat | 
| Police force | Thames Valley | |
| Water company | Thames Water | |
| NUTS/ITL 3 | Oxfordshire CC | |
| NUTS/ITL 2 | Berkshire, Buckinghamshire and Oxfordshire | |
| NUTS/ITL 1 | South East | |
| Country | England | E92000001 | 
| Date introduced | July 2017 | 
|---|---|
| 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 | 
| Index of Multiple Deprivation (2019) | Most deprivedLeast deprived | |
|---|---|---|
| Average household income (2020) | Lowest (£22,200)
                        Highest (£108,100)
                       | |
| Rural/urban (2021) | Smaller rural: Nearer to a major town or city | |
| Rural/urban (2011) | Rural town and fringe | |
| Built up area (2024) | Sonning Common | E63012047 | 
| Census output area (2021) | E00146007 | |
| Census output area (2011) | 5B2 | |
| Lower layer super output area (2021) | South Oxfordshire 020C | E01028664 | 
| Lower layer super output area (2011) | South Oxfordshire 020C | E01028664 | 
| Middle layer super output area (2021) | Sonning Common & Kidmore End | E02005977 | 
| Middle layer super output area (2011) | Sonning Common & Kidmore End | E02005977 | 
| Travel to work area | Reading | E30000256 | 
| Average property price in Reading | £411,270 | 
|---|---|
| Annual change | -0.6% | 
| Address | Type | Date | Price | 
|---|---|---|---|
| 23 Bay Tree Rise, Sonning Common | Terraced (freehold) | Jun 2025 | £400,000 | 
| New build terraced (freehold) | Dec 2018 | £365,000 | |
| 17 Bay Tree Rise, Sonning Common | Detached (freehold) | Dec 2023 | £600,000 | 
| New build detached (freehold) | Mar 2018 | £490,000 | |
| 15 Bay Tree Rise, Sonning Common | Detached (freehold) | Jul 2023 | £810,000 | 
| New build detached (freehold) | Jun 2018 | £745,000 | |
| 33 Bay Tree Rise, Sonning Common | Semi-detached (freehold) | Sep 2022 | £502,000 | 
| New build semi-detached (freehold) | Oct 2018 | £440,000 | |
| 29 Bay Tree Rise, Sonning Common | Detached (freehold) | Aug 2022 | £980,000 | 
| New build detached (freehold) | Aug 2018 | £885,000 | |
| 31 Bay Tree Rise, Sonning Common | Semi-detached (freehold) | Jun 2022 | £495,000 | 
| New build semi-detached (freehold) | Sep 2018 | £440,000 | |
| 18 Bay Tree Rise, Sonning Common | Detached (freehold) | Sep 2021 | £593,000 | 
| New build detached (freehold) | Sep 2018 | £520,000 | |
| 7 Bay Tree Rise, Sonning Common | Detached (freehold) | May 2021 | £650,000 | 
| New build detached (freehold) | Mar 2019 | £650,000 | |
| 11 Bay Tree Rise, Sonning Common | New build detached (freehold) | Oct 2019 | £794,950 | 
| Other (freehold) | Oct 2016 | £8,375,000 | |
| 19 Bay Tree Rise, Sonning Common | New build detached (freehold) | Oct 2019 | £785,000 |