HA6 1HH lies on Knoll Crescent in Northwood. HA6 1HH is located in the Northwood electoral ward, within the London borough of Hillingdon and the English Parliamentary constituency of Ruislip, Northwood and Pinner. The Sub Integrated Care Board (ICB) Location is NHS North West London ICB - W2U3Z and the police force is Metropolitan Police. This postcode has been in use since January 1980.


| Easting | 509557 |
| Northing | 190603 |
| Latitude | 51.603619 |
| Longitude | -0.419465 |
| Street | Knoll Crescent |
| Town/City | Northwood |
| Country | England |
| Postcode District | HA6 |
Elevation or altitude of HA6 1HH as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 60m | 197ft |
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 | Northwood |
|---|---|
| Constituency | Ruislip, Northwood And Pinner |
13, KNOLL CRESCENT, NORTHWOOD, HA6 1HH 2007 19 JAN £355,000 |
11, KNOLL CRESCENT, NORTHWOOD, HA6 1HH 2005 29 APR £399,000 |
2004 11 JUN £240,000 |
2003 5 SEP £200,000 |
| Northwood Iron Bridge (Pinner Road) | Northwood Hills | 224m |
| Hallowell Road (Northwood High Street) | Northwood Hills | 232m |
| Hallowell Road (Northwood High Street) | Northwood Hills | 253m |
| Northwood Health Centre (Pinner Road) | Northwood Hills | 472m |
| Northwood Health Centre (Pinner Road) | Northwood Hills | 489m |
| Northwood Hills Underground Station | Northwood Hills | 771m |
| Northwood Underground Station | Northwood | 880m |
| Haste Hill (Ruislip Lido Railway) (Ruislip Lido) | Ruislip Common | 1,028m |
| Willow Lawn (Ruislip Lido Railway) (Ruislip Lido) | Ruislip Common | 1,613m |
| Hatch End Station | 3.6km |
| Carpenders Park Station | 3.6km |
| West Ruislip Station | 4km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 100.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
| Median download speed | 78.1Mbps |
| Average download speed | 81.8Mbps |
| Maximum download speed | 350.00Mbps |
| Median upload speed | 16.7Mbps |
| Average upload speed | 12.6Mbps |
| Maximum upload speed | 20.00Mbps |
| 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 HA6 1HH by fuel type, 2015.
| Consumption (kWh) | 699,410 |
|---|---|
| Meter count | 48 |
| Mean (kWh/meter) | 14,571 |
| Median (kWh/meter) | 13,618 |
| Consumption (kWh) | 159,915 |
|---|---|
| Meter count | 43 |
| Mean (kWh/meter) | 3,719 |
| Median (kWh/meter) | 3,509 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| 42 The Drive | 17:10 | 13:00 | 160m |
| Rickmansworth Road | 17:30 | 13:00 | 407m |
| Pinner Road | 18:00 | 12:00 | 451m |
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 HA6 1HH:
| ITL 1 Code | Name |
|---|---|
| TLI | London |
| ITL 2 Code | Name |
| TLI7 | Outer London - West and North West |
| ITL 3 Code | Name |
| TLI74 | Harrow and Hillingdon |
| LAU 1 Code | Name |
| E09000017 | Hillingdon |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for HA6 1HH:
| Code | Name | |
|---|---|---|
| OA | E00012334 | |
| LSOA | E01002474 | Hillingdon 002B |
| MSOA | E02000495 | Hillingdon 002 |
| HA6 1HJ | Knoll Crescent | 49m |
| HA6 1HL | Lynwood Drive | 49m |
| HA6 1HR | Chestnut Avenue | 97m |
| HA6 1HQ | The Drive | 105m |
| HA6 1HW | The Drive | 150m |
| HA6 1HG | Athena Place | 154m |
| HA6 1HP | The Drive | 162m |
| HA6 1HD | New Farm Lane | 184m |
| HA6 1HF | Deane Court | 197m |
| HA6 1HU | Chestnut Avenue | 209m |