RH12 3SN lies on Knob Hill in Warnham, Horsham. RH12 3SN is located in the Itchingfield, Slinfold & Warnham electoral ward, within the local authority district of Horsham and the English Parliamentary constituency of Horsham. The Sub Integrated Care Board (ICB) Location is NHS Sussex ICB - 70F and the police force is Sussex. This postcode has been in use since January 1980.


| Easting | 515794 |
| Northing | 134012 |
| Latitude | 51.093733 |
| Longitude | -0.347815 |
| Street | Knob Hill |
| Locality | Warnham |
| Town/City | Horsham |
| Country | England |
| Postcode District | RH12 |
Elevation or altitude of RH12 3SN as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 80m | 262ft |
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 | Itchingfield, Slinfold & Warnham |
|---|---|
| Constituency | Horsham |
HAWTHORNS, KNOB HILL, WARNHAM, HORSHAM, RH12 3SN 2022 23 FEB £850,000 |
KNOB COTTAGE, KNOB HILL, WARNHAM, HORSHAM, RH12 3SN 2021 29 JUN £917,000 |
ROBINS GREEN, KNOB HILL, WARNHAM, HORSHAM, RH12 3SN 2016 31 AUG £950,000 |
OAKRIDGE, KNOB HILL, WARNHAM, HORSHAM, RH12 3SN 2015 17 FEB £752,000 |
2015 12 FEB £500,000 |
2004 15 JUL £365,000 |
| Knob Hill Corner (School Hill) | Warnham | 184m |
| Knob Hill Corner (School Hill) | Warnham | 192m |
| Church (Church Street) | Warnham | 307m |
| Church (Church Street) | Warnham | 364m |
| Bell Road | Warnham | 493m |
| Warnham Station | 1.3km |
| Littlehaven Station | 3.2km |
| Horsham Station | 3.7km |
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 85.7% |
| 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 | 38.0Mbps |
| Average download speed | 34.7Mbps |
| Maximum download speed | 49.87Mbps |
| Median upload speed | 9.1Mbps |
| Average upload speed | 7.7Mbps |
| Maximum upload speed | 12.47Mbps |
| 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 | 14.3% |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Warnham P O | 16:45 | 09:30 | 368m |
| Gardners Close | 16:45 | 09:30 | 490m |
| Durfold Hill | 17:00 | 07:00 | 1,385m |
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 RH12 3SN:
| ITL 1 Code | Name |
|---|---|
| TLJ | South East (England) |
| ITL 2 Code | Name |
| TLJ2 | Surrey, East and West Sussex |
| ITL 3 Code | Name |
| TLJ28 | West Sussex (North East) |
| LAU 1 Code | Name |
| E07000227 | Horsham |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for RH12 3SN:
| Code | Name | |
|---|---|---|
| OA | E00161447 | |
| LSOA | E01031658 | Horsham 003D |
| MSOA | E02006590 | Horsham 003 |
| RH12 3QN | School Hill | 211m |
| RH12 3RQ | Freeman Road | 325m |
| RH12 3QL | Bell Road | 340m |
| RH12 3DZ | Church Street | 347m |
| RH12 3QW | Church Street | 402m |
| RH12 3QJ | Bell Road | 424m |
| RH12 3QP | Church Street | 425m |
| RH12 3RG | Lucas Road | 434m |
| RH12 3RD | Tilletts Lane | 468m |
| RH12 3RH | Hollands Way | 497m |