US Food Access Indicators for Low-Income Census Tracts

The Food Access Research Atlas provides census-tract-level data on supermarket accessibility and food access for low-income populations in the United States. It was created by the United States Department of Agriculture Economic Research Service to support community planning and research on food security.

Use Cases

• Analyze food access indicators across low-income census tracts to identify areas with limited supermarket accessibility.
• Map census-tract-level data on food access for community planning related to the Healthy Food Financing Initiative.
• Study the relationship between food access data for specific populations and broader food security metrics.

Strengths

• Data is provided by the authoritative United States Department of Agriculture Economic Research Service.
• The dataset is specifically focused on low-income census tracts and food access indicators.
• Data is preserved from an interactive USDA web application for direct download and analysis.

Limitations

• The underlying data structure, including column names, row count, and file formats, is not specified in the input.
• The dataset's temporal coverage and update frequency are not detailed.
• The data is derived from a web application snapshot, which may not reflect real-time updates.

Provenance

Source

United States Department of Agriculture. Economic Research Service

Collection Method

Data was downloaded and preserved from the interactive Food Research Atlas web-based GIS application on the USDA website.

Time Range

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Freshness

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Geography

United States, at the census tract level.