Census Boundaries – Block
API Information
Version:v1.1.0
Region:US
Used for:Enabling hyperlocal spatial analysis, demographic research, and detailed population mapping by integrating fine-grained Census Block boundaries into custom applications and analytics workflows.
Overview
The LightBox Census Boundaries – Block API provides access to the most granular level of Census geography. Ideal for high-resolution mapping and demographic analysis, this API allows users to retrieve geometries by Census Block ID, overlay block boundaries on map interfaces, and incorporate census-based geographies into data pipelines or reporting workflows. Each endpoint supports retrieval by ID, WKT geometry, tile, and bounding box queries, making it highly flexible for spatial applications.
Key Capabilities
- ✓Perform tile or bounding box queries to integrate Census Block boundaries into map controls
- ✓Retrieve individual Census Blocks by unique ID for direct access or linking
- ✓Receive boundary geometries in WKT format for use in client-side rendering or analytical tools
Scope
Geography Level
- Census Block – smallest unit of Census geography
Applications
- High-Precision Demographic and Population Analysis
- Sample Frame Design for Surveys
- Redistricting and Policy Planning
- Hyperlocal Market Segmentation
Additional Information
Census Boundaries – Block Overview
Learn about the key features and use cases of the Census Boundaries – Block API.
Census Boundaries – Block Reference
Explore the technical details of the Census Boundaries – Block API endpoints.
Census Boundaries – Block Release Notes
View the latest updates and changes to the Census Boundaries – Block API.