2011 Census Geography boundaries (Output Areas and Small Areas)

Output Area is the lowest geographical level at which census estimates are provided. Output Areas were introduced in Scotland at the 1981 Census and in all the countries of the UK at the 2001 Census.

The Output Areas and Small Areas list contains 232,296 areas of the following constituent geographies:

Please visit ONS Beginner's Guide to UK Geography for more info.

The boundaries are available as either 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) or

clipped to the coastline (Mean High Water mark).

Data and Resources

Additional Info

Field Value
Last Updated September 20, 2022, 17:15 (+0100)
Created September 20, 2022, 17:15 (+0100)
Visibility Public
Year 2011
Topics Geography
Units Persons
Geographic Layer Output Areas
Small Areas
Frequency Decennial
Citation Office for National Statistics; National Records of Scotland; Northern Ireland Statistics and Research Agency; UK Data Service. 2011 Census: Digitised Boundary Data (England and Wales; Scotland; Northern Ireland) [computer file]
Geographical Coverage Location UK
Granularity Output Areas and Small Areas
Geographic Spatial data {"geo_type": "multipolygon", "lat": "55.4099", "lon": "-3.4263", "left": "-8.61537", "top": "60.8457", "right": "1.76277", "bottom": "49.9742", "srid": null, "accuracy": null, "source": null}