census.com
REST API
Versioned, stateless endpoints deliver standardized population, housing, and socioeconomic variables with flexible filtering.
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Developer Tools
Census.com's Developer Tools provide direct, transparent access to normalized U.S. census and demographic data through standardized interfaces. Built on official Census Bureau outputs, our infrastructure ensures data integrity while simplifying integration for analysts who need accuracy, consistency, and scalability. All endpoints are versioned, well-documented, and aligned with modern web practices—no middleware required.
Authentication
API key-based access supports institutional users with configurable permissions and audit logging.
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Rate Limits
Transparent throughput tiers support public, academic, and commercial workloads with clear boundaries.
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Code Samples
Ready-to-run scripts show how to paginate, filter by geography, and join datasets using official APIs.
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