Data for "Hundreds of grocery outlets needed across the United States to achieve walkable cities"

This archive contains the processed datasets used in Horton, Logan, Speakman, and Skipper (2025), “Hundreds of grocery outlets needed across the United States to achieve walkable cities,” *Nature Communications*. Each city-level ZIP file includes:- Block geometries (shapefile)- Supermarket locations- Walking network distances- Census population- Optimization results for improving food access (EDE-optimized and mean-minimizing approaches) See the accompanying GitHub repository for code and methods:https://github.com/drewhort/equitable_facility_location