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Census Analysis & Policy-making in London. London Census Information Scheme. 17 July ONS User Engagement Workshop. Analytical Output. Commissioned Work. Data Accessibility. London Datastore. London Datastore. Census Analysis to underpin Policy-making in London.
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Census Analysis &Policy-making in London London Census Information Scheme 17 July ONS User Engagement Workshop
Census Analysis to underpin Policy-making in London • Mixed and Balanced Communities • Claimant Count Model • Child Yield Estimation • London Infographics
Mixed & Balanced Communities Applying Census Data
The brief • London Assembly asked us to identify areas of London that show the most diversity • Aim to track the impact of interventions on the mix and balance of communities across London • As a benchmark, look at the most diverse areas in 2001 and 2011 • Diversity measured across a range of indicators - housing, economic and social characteristics
Domains • Tenure • Accommodation type • Household composition • Age • Socio-Economic Group • Ethnic group
Methodology • For each of the six domains: • Calculate Diversity Indices for 2001 and 2011 for local areas in London – Lower Super Output Areas were chosen as small enough to comprise local communities • Index change measures increasing or decreasing diversity between 2001 and 2011
Housing Tenure 2011 2001
Household Composition 2001 2011
Socio-Economic Group 2001 2011
Ethnicity 2001 2011
Measuring overall diversity • Accommodation type, Household Composition and age structure generally higher diversity in outer London • Only Tenure higher in inner London • Ethnicity and SEG highest in “clusters” • Counted those LSOAs in top quartile across multiple domains
High Diversity in Multiple Domains 2011 2001
GLA Claimant Count Model Incorporating Census Data
Using the Census in GLA Claimant Count models • GLA runs two Claimant Count models to produce claimant count rates as a proportion of the labour force • Age, Sex and Duration (ward level) • Ethnic group, Age and Sex (LA level) • The models rely on bringing together data from a range of sources to produce something meaningful and useful
How does the model work? UC DWP ONS JSA DWP ONS Monthly Claimant Count Labour force estimate Ward population age x sex Migration age x sex Economic Activity Rates age x sex Dwellings Economic Activity Rates GLA Population projections Change in Economic Activity Rates APS International Migration (IPS ++) Forecast Dwelling Changes Borough Planning Departments Births + Deaths ONS registrations HRP rates age, sex & marital status Migration (NHSCR + HESA) ONS = census data
Why do we do it? • Wide differences in economic activity rates by age, sex and ethnic group, so labour force estimates give a better indication of the population “at risk” than purely age-based denominators • Used by Boroughs to track and monitor changes in rates for particular sub groups of the population and therefore target efforts and programmes. • Not the full picture of unemployment, but • more up-to-date than ILO measures • can be done for more detailed geographic areas
Population Yield Estimation Adding value to Census Data
GLA Population Yield Model • Current Approach: • Sample data from Wandsworth and Oxford • New Approach • 2011 Census data • London development data
Yield Rates • Geographically specific • For Market & Social units • By Number of bedrooms
Yield Rates • Geographically specific • For Market & Social units • By Number of bedrooms • 2 bedroom • Market housing • East London 0.276 children
Yield Rates • Geographically specific • For Market & Social units • By Number of bedrooms • 3 bedroom • Social housing • South London 1.847 children
West London 4,061
North London 4,917
East London 3,855
South London 3,347
Central London 3,180
Next Steps • Produce a total yield in 10-year age bands • Create a tool that allows bespoke geographic aggregations
CIS Infographics Visualising Census Data
Information graphics (or infographics) Infographics are visual representations of data. They present information quickly and clearly.
CIS infographics • Country of Birth • Demography • Economic Activity • Housing • Qualifications • Where students live
Census Information Scheme http://data.london.gov.uk/census census@london.gov.uk Richard Walker Richard Cameron William Tonkiss Jack Ryan