HP18 9TB lies on Brae Hill in Brill, Aylesbury. HP18 9TB is located in the Grendon Underwood electoral ward, within the unitary authority of Buckinghamshire and the English Parliamentary constituency of Buckingham. The Sub Integrated Care Board (ICB) Location is NHS Buckinghamshire, Oxfordshire and Berkshire West ICB - 14Y and the police force is Thames Valley. This postcode has been in use since January 1980.


| Easting | 465328 |
| Northing | 213929 |
| Latitude | 51.820177 |
| Longitude | -1.053612 |
| Street | Brae Hill |
| Locality | Brill |
| Town/City | Aylesbury |
| Country | England |
| Postcode District | HP18 |
Elevation or altitude of HP18 9TB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 180m | 591ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
| Ward | Grendon Underwood |
|---|---|
| Constituency | Buckingham |
2025 9 OCT £485,000 |
2021 19 FEB £340,000 |
1999 14 JAN £103,000 |
| The Square (Oakley Road) | Brill | 189m |
| The Square (Oakley Road) | Brill | 202m |
| The Red Lion Ph (Church Street) | Brill | 220m |
| The Red Lion Ph (Church Street) | Brill | 226m |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 49.0Mbps |
| Average download speed | 44.0Mbps |
| Maximum download speed | 70.27Mbps |
| Median upload speed | 6.8Mbps |
| Average upload speed | 7.8Mbps |
| Maximum upload speed | 19.43Mbps |
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
Estimated total energy consumption in HP18 9TB by fuel type, 2015.
| Consumption (kWh) | 91,529 |
|---|---|
| Meter count | 21 |
| Mean (kWh/meter) | 4,359 |
| Median (kWh/meter) | 4,025 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| High Street | 16:00 | 10:00 | 135m |
| Windmill Street | 16:00 | 09:45 | 176m |
| Temple Street | 16:00 | 09:45 | 338m |
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for HP18 9TB:
| ITL 1 Code | Name |
|---|---|
| TLJ | South East (England) |
| ITL 2 Code | Name |
| TLJ1 | Berkshire, Buckinghamshire and Oxfordshire |
| ITL 3 Code | Name |
| TLJ13 | Buckinghamshire |
| LAU 1 Code | Name |
| E06000060 | Buckinghamshire |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for HP18 9TB:
| Code | Name | |
|---|---|---|
| OA | E00089052 | |
| LSOA | E01017642 | Aylesbury Vale 010A |
| MSOA | E02003661 | Aylesbury Vale 010 |
| HP18 9TF | Brae Hill | 39m |
| HP18 9TA | Primrose Terrace | 86m |
| HP18 9ST | High Street | 123m |
| HP18 9TE | Brae Hill Close | 124m |
| HP18 9GE | Colley Close | 130m |
| HP18 9SZ | Windmill Street | 138m |
| HP18 9TQ | South Hills | 163m |
| HP18 9TW | Highland Close | 166m |
| HP18 9TG | Windmill Street | 177m |
| HP18 9RP | The Square | 196m |