N13: 14 m clear of the highest tide in the London Bridge ledgers

N13 on the relief of London, with a tide staff: 14 m above the 1953 tide, the highest in the ledgers.

The lowest postcode in N13, N13 5EG, stands 14 m above the highest tide in the London Bridge ledgers (5.41 m, 1 February 1953). The highest, N13 4BA, stands 63 m above it.

Ground at eight in ten of its postcodes: between 23 m and 44 m, measured from Ordnance Datum; the middle one stands at 32 m.
None lies in the Environment Agency's Flood Zone 3 from the sea.
Mostly in Enfield; partly in Haringey.

Open N13 on the map