N21 1 is a postcode sector within the N21 postcode district which is within the N London - N postcode area.
The Royal Mail delivery office for the N21 1 postal sector is the Winchmore Hill Sdelivery Office.
The area of the N21 1 postcode sector is 0.86 square miles which is 2.23 square kilometres or 550.92 square acres.
In the year 2017 there were 108 house sales in the N21 1 with the average house price being £599,690.
Waterways within the N21 1 postcode sector include the Salmons Brook.
The N21 1 postcode sector is crossed by a railway.
|The N21 1 Sector is within these Local Authorities||The N21 1 Sector is within these Counties||
||The N21 1 Sector is within these Water Company Areas||