Composite UK IMD Index

Version: 3.3.0. This is the latest version. See all versions.

Description

Composite index that combines four national IMD indexes

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Table: Local Authority deprivation

Description:

Deprivation scores calculated for local authorities from UK (E) index.

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Data description

Column name Data type Description Unique Required values
local-authority-code string 3/4 letter local authority code. Yes
official-name string Full name of local authority. Yes
la-deprivation-score number Composite score calculated for the local authority geography. Yes
label string Quintile label - Quintiles are calclated for lower-tiers, and higher geographies are slotted in depending on score. No 1st IMD quintile, 2nd IMD quintile, 3rd IMD quintile, 4th IMD quintile, 5th IMD quintile
desc string Fuller description of quintile label No Councils in least deprived quintile (20%), Councils in middle deprivation quintile (20%), Councils in most deprived quintile (20%), Councils in second least deprived quintile (20%), Councils in second most deprived quintile (20%)
low-deprivation number Proportion of LA population living in a low deprivation losa (quintile 4,5) No
medium-deprivation number Proportion of LA population living in a medium deprivation losa (quintile 2,3) Yes
high-deprivation number Proportion of LA population living in a high deprivation lsoa (quintile 1) No
density number Population density (people per km2) Yes
la-imd-pop-quintile integer Local authorities grouped into five quintiles. Quintile 1 is councils with highest deprivation that account for 1/5 of population (not 1/5 of councils). Higher level authorites are slotted into based on scores. No 1, 2, 3, 4, 5
la-imd-pop-decile integer Local authorities grouped into 10 decile. Decile 1 is councils with highest deprivation that account for 1/10 of population (not 1/10 of councils). Higher level authorites are slotted into based on scores. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Table: Westminster Constituency deprivation

Description:

Deprivation scores calculated for parliamentary constituencies from UK (E) index.

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Data description

Column name Data type Description Unique Required values
gss-code string GSS code for 2010-set Westminster Parliamentary constituencies Yes
constituency-name string Name of constituency Yes
pcon-deprivation-score number Composite score calculated for the constituency geography. Yes
label string IMD Quintile of constituency No 1st IMD quintile, 2nd IMD quintile, 3rd IMD quintile, 4th IMD quintile, 5th IMD quintile
desc string Fuller description of label No Constituencies in least deprived quintile (20%), Constituencies in middle deprivation quintile (20%), Constituencies in most deprived quintile (20%), Constituencies in second least deprived quintile (20%), Constituencies in second most deprived quintile (20%)
low-deprivation number Proportion of constituency population living in a low deprivation losa (quintile 4,5) No
medium-deprivation number Proportion of constituency population living in a low deprivation losa (quintile 2,3) Yes
high-deprivation number Proportion of constituency population living in a high deprivation lsoa (quintile 1) No
pcon-imd-pop-quintile integer Constituencies grouped into five quintiles. Quintile 1 is constituencies with highest deprivation that account for 1/5 of population (not 1/5 of constituencies) No 1, 2, 3, 4, 5
pcon-imd-pop-decile integer Constituencies grouped into ten deciles. Decile 1 is constituencies with highest deprivation that account for 1/10 of population (not 1/5 of constituencies) No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Table: UK_IMD_E

Description:

England-anchored composite UK Index. English IMD rank ordering will be preserved.

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Data description

Column name Data type Description Unique Required values
nation string One letter string of UK Nation (N, E, S, W) No E, N, S, W
lsoa string UK small statistical area (LSOA, DZ, SOA) Yes
overall_local_score number The overall IMD score for this area in the individual index No
income_score number The Income subdomain score in the individual index No
employment_score number The Employment subdomain score in the individual index No
UK_IMD_E_score number The composite score for the UK wide composite, with other nations re-predicted based on English model. No
original_decile integer Deprivation decile in original index. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
E_expanded_decile integer Based on bands of original English index, fit other nations into same bands. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_E_rank number Rank ordering of all LSOA by this index. One is most deprived. No
UK_IMD_E_pop_decile integer LSOAs divided into ten deciles of even population (not LSOA count). Decile 1 is most deprived. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_E_pop_quintile integer LSOAs divided into five quintiles of even population (not LSOA count). Quintile 1 is most deprived. No 1, 2, 3, 4, 5

Table: UK_IMD_N

Description:

Northern Ireland anchored composite UK Index. Northern Ireland IMD rank ordering will be preserved.

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Data description

Column name Data type Description Unique Required values
nation string One letter string of UK Nation (N, E, S, W) No E, N, S, W
lsoa string UK small statistical area (LSOA, DZ, SOA) Yes
overall_local_score number The overall IMD score for this area in the indiviudal index No
income_score number The Income subdomain score in the individual index No
employment_score number The Employment subdomain score in the individual index No
UK_IMD_N_score number The composite score for the UK wide composite, with other nations re-predicted based on Northern Ireland model. No
original_decile integer Deprivation decile in original index. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
N_expanded_decile integer Based on bands of original index, fit other nations into same bands. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_N_rank number Rank ordering of all LSOA by this index. Rank 1 is most deprived. No
UK_IMD_N_pop_decile integer LSOAs divided into ten deciles of even population (not LSOA count). Decile 1 is most deprived. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_N_pop_quintile integer LSOAs divided into five quintiles of even population (not LSOA count). Quintile 1 is most deprived. No 1, 2, 3, 4, 5

Table: UK_IMD_S

Description:

Scotland-anchored composite UK Index. Scotland IMD rank ordering will be preserved.

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Data description

Column name Data type Description Unique Required values
nation string One letter string of UK Nation (N, E, S, W) No E, N, S, W
lsoa string UK small statistical area (LSOA, DZ, SOA) Yes
overall_local_score number The overall IMD score for this area in the indiviudal index No
income_score number The Income subdomain score in the individual index No
employment_score number The Employment subdomain score in the individual index No
UK_IMD_S_score number The composite score for the UK wide composite, with other nations re-predicted based on Scottish model. No
original_decile integer Deprivation decile in original index. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
S_expanded_decile integer Based on bands of original index, fit other nations into same bands. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_S_rank number Rank ordering of all LSOA by this index. Rank 1 is most deprived. No
UK_IMD_S_pop_decile integer LSOAs divided into ten deciles of even population (not LSOA count). Decile 1 is most deprived. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_S_pop_quintile integer LSOAs divided into five quintiles of even population (not LSOA count). Quintile 1 is most deprived. No 1, 2, 3, 4, 5

Table: UM_IMD_W

Description:

Wales-anchored composite UK Index. Wales IMD rank ordering will be preserved.

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Data description

Column name Data type Description Unique Required values
nation string One letter string of UK Nation (N, E, S, W) No E, N, S, W
lsoa string UK small statistical area (LSOA, DZ, SOA) Yes
overall_local_score number The overall IMD score for this area in the indiviudal index No
income_score number The Income subdomain score in the individual index No
employment_score number The Employment subdomain score in the individual index No
UK_IMD_W_score number The composite score for the UK wide composite, with other nations re-predicted based on Wales model. No
original_decile integer Deprivation decile in original index. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
W_expanded_decile integer Based on bands of original index, fit other nations into same bands. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_W_rank number Rank ordering of all LSOA by this index. Rank 1 is most deprived. No
UK_IMD_W_pop_decile integer LSOAs divided into ten deciles of even population (not LSOA count). Decile 1 is most deprived. No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
UK_IMD_W_pop_quintile integer LSOAs divided into ten deciles of even population (not LSOA count). Decile 1 is most deprived. No 1, 2, 3, 4, 5

Table: Constituencies (2025) by IMD

Description:

Composite IMD scores and bandings for 2025 Constituencies

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Data description

Column name Data type Description Unique Required values
parl25 string short code for constituency as used in https://pages.mysociety.org/2025-constituencies/datasets/parliament_con_2025/latest Yes
constituency-name string name of constituency Yes
parl25-deprivation-score number IMD score for constituency Yes
label string IMD banding for constituency No 1st IMD quintile, 2nd IMD quintile, 3rd IMD quintile, 4th IMD quintile, 5th IMD quintile
desc string IMD descriptive banding for constituency No Constituencies in least deprived quintile (20%), Constituencies in middle deprivation quintile (20%), Constituencies in most deprived quintile (20%), Constituencies in second least deprived quintile (20%), Constituencies in second most deprived quintile (20%)
low-deprivation number Proportion of constituency population living in a low deprivation losa (quintile 4,5) No
medium-deprivation number Proportion of constituency population living in a low deprivation losa (quintile 2,3) Yes
high-deprivation number Proportion of constituency population living in a high deprivation losa (quintile 1) No
parl25-imd-pop-quintile integer IMD quintile for constituency No 1, 2, 3, 4, 5
parl25-imd-pop-decile integer IMD decile for constituency No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Change log

3.3.0

Change in data for resource(s): la_imd

3.2.0

New resource(s) added: constituency_imd,parl25_imd

3.1.0

Release 2023 council data

3.1.0-futurecouncils

Update to 2023 councils

3.0.0

Tidied up and added LA/Constituency level deprivation scores

2.1.1

Minor change in data for resource(s): la_labels,uk_imd_e,uk_imd_n,uk_imd_s,uk_imd_w

2.1.0

New resource(s) added: la_labels

1.0.0

Initial release of dataset.

2.0.0

Updated release of datset fixing incorrect comparison of NI SOAs.