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Boundaries & Area Definitions

Census Output Areas

Output Areas (OAs): Output Areas are clusters of postcodes with a fixed boundary.  They have an average of 125 households or 300 residents.

  • For maps, please contact the district data analyst

Lower Layer Super Output Areas (LSOAs): These are clusters of (typically) four to six OAs, with an average of 1,500 residents.

Middle Layer Super Output Areas (MSOAs):  These are clusters of LSOAs with an average of 7,200 residents.

 

Wards

Wards are an electoral and administrative area.

 

Civil Parishes

Civil Parishes are an administrative geography.  For maps and further information, please contact the district data analyst.  For individual parish reports, follow the links for each district.

 

Other Resources

Oxfordshire Insight has a similar quick summary of output geographies.  In particular the following might be useful: