DE21 4AP lies on Alfreton Road in Derby. DE21 4AP is located in the Chaddesden North electoral ward, within the unitary authority of Derby and the English Parliamentary constituency of Derby North. The Sub Integrated Care Board (ICB) Location is NHS Derby and Derbyshire ICB - 15M and the police force is Derbyshire. This postcode has been in use since August 1992.


| Easting | 436279 |
| Northing | 339092 |
| Latitude | 52.948010 |
| Longitude | -1.461518 |
| Street | Alfreton Road |
| Town/City | Derby |
| Country | England |
| Postcode District | DE21 |
Elevation or altitude of DE21 4AP as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 50m | 164ft |
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.
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| Ward | Chaddesden North |
|---|---|
| Constituency | Derby North |
GARRANDALE LIMITED, ALFRETON ROAD, DERBY, DE21 4AP 1998 21 AUG £135,000 |
| Pektron (Alfreton Road) | Little Chester | 69m |
| Pektron (Alfreton Road) | Little Chester | 72m |
| Croft Lane (Alfreton Road A61t) | Breadsall | 427m |
| Croft Lane (Alfreton Road A61t) | Breadsall | 444m |
| Tomlinsons Cottages (Alfreton Road) | Little Chester | 567m |
| Derby Station | 3.5km |
| Duffield Station | 4.8km |
| Spondon Station | 5.2km |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Elmwood Drive | 17:30 | 11:00 | 543m |
| Scarborough Rise Post Office | 17:30 | 11:30 | 774m |
| Saltburn Close | 17:30 | 11:00 | 777m |
| Risk of DE21 4AP flooding from rivers and sea | Low |
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 DE21 4AP:
| ITL 1 Code | Name |
|---|---|
| TLF | East Midlands (England) |
| ITL 2 Code | Name |
| TLF1 | Derbyshire and Nottinghamshire |
| ITL 3 Code | Name |
| TLF11 | Derby |
| LAU 1 Code | Name |
| E06000015 | Derby |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for DE21 4AP:
| Code | Name | |
|---|---|---|
| OA | E00068358 | |
| LSOA | E01013530 | Derby 004A |
| MSOA | E02002799 | Derby 004 |
| DE21 4GB | Elmwood Drive | 502m |
| DE21 4ED | Tomlinson Industrial Estate | 536m |
| DE21 4FT | Mansfield Road | 543m |
| DE21 4GA | Elmwood Drive | 555m |
| DE21 4AT | Tomlinsons Cottages | 587m |
| DE21 4DW | Ennerdale Walk | 602m |
| DE21 4DX | Retford Close | 618m |
| DE21 4GD | Lime Avenue | 642m |
| DE21 4DT | Coniston Crescent | 662m |
| DE21 4EA | Hawkshead Avenue | 672m |