This file contains the digital vector boundaries for lower layer super output areas as at 31 December 2011 in England and Wales.
The boundaries available are:
Full resolution - extent of the realm (usually this is the Mean Low Water mark but in some cases boundaries extend beyond this to include off shore islands);
Full resolution - clipped to the coastline (Mean High Water mark);
Generalised (20m) - clipped to the coastline (Mean High Water mark);
Super generalised (200m) - clipped to the coastline (Mean High Water mark)
Contains both Ordnance Survey and ONS Intellectual Property Rights.
Download File Sizes
Full resolution - extent of the realm (357 MB)
Full resolution - clipped to the coastline (356 MB)
Generalised (20m) - clipped to the coastline (22 MB)
Super generalised (200m) - clipped to the coastline (8 MB)