Migration data lets us study responses to environmental disasters, social change patterns, policy impacts, etc. But public data is too coarse, obscuring these important phenomena!
We build MIGRATE: a dataset of yearly flows between 47 billion pairs of US Census Block Groups. 1/5
We build MIGRATE: a dataset of yearly flows between 47 billion pairs of US Census Block Groups. 1/5
Comments
Thousands of times more granular than existing public migration datasets
Highly correlated with external Census datasets
Less biased, and more consistent with Census data, than proprietary address data
2/5
We comprehensively validate MIGRATE against external data sources.
3/5
This case study only scratches the surface of what’s possible with this data–we’re excited to see what you do with it!
4/5
Paper: https://arxiv.org/abs/2503.20989
Website: https://migrate.tech.cornell.edu/
5/5