US Census Bureau CPS API
Current Population Survey basic monthly and supplements
US Census Bureau CPS API is one of 19 APIs that US Census Bureau publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 3 JSON Schema definitions.
Tagged areas include CPS. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a JSON-LD context, and 3 JSON Schemas.
This API exposes 1 operation across 1 path, and defines 1 schema. It is described by OpenAPI 3.1.0, at version 2026-05-25.
Requests are made against a single base URL, https://api.census.gov/data.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
US Census Bureau CPS API declares
1 security scheme
for authenticating requests.
An API key is passed in the query as key (ApiKeyQuery).
By default, every request must be authenticated.
Paths & Operations 1
Across 1 path, the API surfaces 1 operation — 1 GET. Each is listed below with its method, path, parameters, and response codes.
Current Population Survey basic monthly and supplements
Schemas 1
The contract defines 1 schema that model the data the API accepts and returns. Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from US Census Bureau 12
Other APIs US Census Bureau publishes across the network.
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