How do you access ISDED 1872–2025 data?

ISDED 1872–2025 is labeled “Open download” on this guide. Open the access portal or documentation links on the record for the current host process—do not assume open download if registration or a DUA is required.

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ISDED

India State and District Evolution Database, 1872–2025

Name: India State and District Evolution Database, 1872–2025
Creator: India State Stories / FLAME University

ISDED is used to track how Indian states and districts changed boundaries from the colonial era through 2025 for long panel joins.

Open downloadCore referenceLargeGood starting datasetStrong district source

Shivakumar Jolad; Mehr Kalra; Madhav Singh · 2026 · Harvard Dataverse

demographics geospatial governance

Host / institution

Harvard Dataverse · India State Stories / FLAME University

Geography

India, state, district

Time coverage

1872–2025

Update frequency

Versioned deposit (2026)

What this is best for

Harmonizing historical and contemporary state/district geography for long panels

Main limitations

Boundary change tables require careful join rules; always check deposit codebook

Quick answers

Short research-facing answers derived from this catalog record.

What is ISDED 1872–2025 used for?: Harmonizing historical and contemporary state/district geography for long panels
How do you access ISDED 1872–2025 data?: ISDED 1872–2025 is labeled “Open download” on this guide. Open the access portal or documentation links on the record for the current host process—do not assume open download if registration or a DUA is required.
What geography and time does ISDED 1872–2025 cover?: Geography: India, state, district. Time coverage: 1872–2025.
What are the main limitations of ISDED 1872–2025?: Boundary change tables require careful join rules; always check deposit codebook

Guides for using this data

Official portals, user guides, codebooks, and tutorials for access and analysis.

2 links

Variables4

Representative fields from Harvard Dataverse materials (confirm full dictionary on the official portal). Representative fields for the page table — verify the full dictionary on the official site.

Open official dictionary

Name / code	Description	Group
state identifiers over time	State identifiers over time	Representative fields
district identifiers over time	District identifiers over time	Representative fields
administrative boundary changes	Administrative boundary changes	Representative fields
atlas-linked attributes	Atlas linked attributes	Representative fields

Formats

tabular · documentation

Technical tags

historicaldistrict-levelopen downloadreference

Example uses

District fixed effects across splits; historical demography joins

Academic identifiers

Data DOI: 10.7910/DVN/D1AGUR

Open access portal Data DOI

Pairs well with

Many Indian data problems need survey + administrative combinations.