Agricultural Statistics Service

The National Agricultural Statistics Service (NASS) is an agency of the United States Department of Agriculture (USDA) whose mission is to support the United States, its agricultural sector, and rural communities by providing accurate, objective, and meaningful statistical information and services. NASS operates the QuickStats API for programmatic access to agricultural survey and census data, as well as geospatial APIs for cropland data, vegetation conditions, and crop moisture monitoring covering the continental United States.

Agricultural Statistics Service publishes 2 APIs on the APIs.io network: Parameters API and Statistics API. Tagged areas include Agriculture, Federal Government, Statistics, Open Data, and Geospatial.

The Agricultural Statistics Service catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

Agricultural Statistics Service’s developer surface includes authentication, engineering blog, developer portal, and 9 more developer resources.

🌐 Visit website 📡 Source on GitHub

53.6/100 developing ▼ -7.0 Agent 44/100 agent ready Full breakdown ↓
scored 2026-07-28 · rubric v0.6

AccessFreemiumSelf serve⚡ Free to try

5 APIs 6 Features 6 Use Cases

AgricultureFederal GovernmentStatisticsOpen DataGeospatial

Kin Score

Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6

Composite quality — 53.6/100 · developing

Contract Quality 17.2 / 25

Developer Ergonomics 5.2 / 20

Commercial Clarity 12.1 / 20

Operational Transparency 4.8 / 13

Governance 8.3 / 12

Discoverability 7.4 / 10

Agent readiness — 44/100 · agent ready

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/agricultural-statistics-service: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 5

Individual APIs this provider publishes, each with its own machine-readable definition.

USDA NASS CroplandCROS API

The CroplandCROS API provides access to the Cropland Data Layer (CDL), a crop-specific land cover data layer with 30-meter spatial resolution covering the continental United Sta...

USDA NASS VegScape API

The VegScape API delivers vegetation condition indices at 250-meter spatial resolution covering the continental United States. Data includes daily and weekly vegetation index co...

USDA NASS Crop CASMA API

The Crop CASMA API provides programmatic access to crop vegetation and soil moisture conditions using NASA SMAP and MODIS satellite data for agricultural drought monitoring and ...

Agricultural Statistics Service Parameters API

Parameter value discovery for query building

Agricultural Statistics Service Statistics API

Agricultural statistics data retrieval and filtering

Postman Collections 2

Ready-to-run Postman collections for exercising this provider's APIs.

USDA NASS QuickStats Parameters API

POSTMAN

USDA NASS QuickStats Parameters Statistics API

POSTMAN

Pricing Plans 1

Published pricing tiers and plan structures.

Agricultural Statistics Service Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Agricultural Statistics Service Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Agricultural Statistics Service Finops

FINOPS

Features 6

Notable capabilities this provider offers.

API Key Authentication

All API access requires registration and an API key obtained by agreeing to NASS Terms of Service.

Multiple Output Formats

The QuickStats API supports JSON, XML, and CSV response formats with optional JSONP callback support.

Rich Query Operators

Support for comparison operators including GE, LE, GT, LT, NE, LIKE, and NOT_LIKE for flexible data filtering.

Agricultural Census Data

Access to the complete Census of Agriculture and annual survey estimates covering all major commodity types.

Geospatial Data Coverage

Geospatial APIs provide 30-meter and 250-meter resolution data layers covering the entire continental United States.

Historical Time Series

Access to historical agricultural statistics and cropland data extending back to 1997 for select states.

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Agricultural Statistics Service Quickstats Api Context

5 classes · 23 properties

JSON-LD

Spectral Rules 2

Spectral governance rulesets for linting and validating these APIs.

Agricultural Statistics Service API Rules

5 rules · 4 warnings 1 info

SPECTRAL

Agricultural Statistics Service API Rules

27 rules · 11 errors 16 warnings

SPECTRAL

JSON Schema 5

Standalone JSON Schema definitions for this provider's data models.

Count Response

1 properties

JSON SCHEMA

Error Response

2 properties

JSON SCHEMA

Parameter Values Response

1 properties

JSON SCHEMA

Statistics Record

18 properties

JSON SCHEMA

Statistics Response

1 properties

JSON SCHEMA

JSON Structure 5

JSON Structure definitions describing this provider's data shapes.

Quickstats Api Count Response Structure

1 properties

JSON STRUCTURE

Quickstats Api Error Response Structure

2 properties

JSON STRUCTURE

Quickstats Api Param Values Response Structure

1 properties

JSON STRUCTURE

Quickstats Api Statistics Record Structure

18 properties

JSON STRUCTURE

Quickstats Api Statistics Response Structure

1 properties

JSON STRUCTURE

Examples 5

Example request and response payloads for these APIs.

Quickstats Api Count Response Example

1 fields

EXAMPLE

Quickstats Api Error Response Example

2 fields

EXAMPLE

Quickstats Api Param Values Response Example

1 fields

EXAMPLE

Quickstats Api Statistics Record Example

18 fields

EXAMPLE

Quickstats Api Statistics Response Example

1 fields

EXAMPLE

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Agricultural Statistics Service Authentication

apiKey · 1 scheme

SECURITY

Agricultural Statistics Service Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Agricultural Statistics Service Agentic Access

3 operations

3 operations · 0 acting

AGENTIC

Use Cases 6

What developers build with this provider.

Crop Production Analysis

Query crop production estimates by commodity, year, and location for market analysis and supply forecasting.

Livestock Population Monitoring

Access livestock inventory and production statistics at state and county levels for supply chain planning.

Geospatial Cropland Mapping

Use the CroplandCROS API to integrate 30-meter resolution cropland data into GIS applications and land use analysis.

Agricultural Drought Monitoring

Monitor crop condition and soil moisture via the Crop CASMA API to assess drought impacts on agricultural production.

Agricultural Research

Access the full Quick Stats database for academic research on agricultural trends, productivity, and policy analysis.

Food Security Assessment

Combine crop production, livestock, and vegetation data to assess regional and national food security conditions.

Integrations 4

Pre-built integrations with other platforms and tools.

R Package rnassqs

Open-source R package for accessing NASS QuickStats API data directly within R statistical computing environments.

Python Package usdarnass

Python package providing programmatic access to the USDA NASS QuickStats API for data analysis workflows.

data.gov Catalog

NASS Quick Stats datasets are cataloged on catalog.data.gov for broader federal data discovery.

NASA SMAP

Crop CASMA integrates NASA SMAP satellite data for soil moisture monitoring.

Resources

Get Started 1

Portal, sign-up, and the first successful call

Portal

Portal

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

SpectralRules

SpectralRules

Vocabulary

Vocabulary

Build 2

SDKs, sample code, and the tooling you integrate with

PostmanWorkspace

PostmanWorkspace

GitHubOrganization

GitHubOrganization

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity

DomainSecurity

Authentication

Authentication

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

Blog

Blog

Website

Website

Source (apis.yml)

aid: agricultural-statistics-service
url: https://raw.githubusercontent.com/api-evangelist/agricultural-statistics-service/refs/heads/main/apis.yml
name: Agricultural Statistics Service
type: Index
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/agricultural-statistics-service.png
tags:
- Agriculture
- Federal Government
- Statistics
- Open Data
- Geospatial
description: The National Agricultural Statistics Service (NASS) is an agency of the United States Department of Agriculture
  (USDA) whose mission is to support the United States, its agricultural sector, and rural communities by providing accurate,
  objective, and meaningful statistical information and services. NASS operates the QuickStats API for programmatic access
  to agricultural survey and census data, as well as geospatial APIs for cropland data, vegetation conditions, and crop moisture
  monitoring covering the continental United States.
created: '2024-12-03'
modified: '2026-05-19'
specificationVersion: '0.19'
apis:
- aid: agricultural-statistics-service:cropland-cros-api
  name: USDA NASS CroplandCROS API
  description: The CroplandCROS API provides access to the Cropland Data Layer (CDL), a crop-specific land cover data layer
    with 30-meter spatial resolution covering the continental United States. Historical CDL data is available back to 1997
    for select states.
  humanURL: https://www.nass.usda.gov/developer/index.php
  baseURL: https://nassgeodata.gmu.edu/CropScapeService
  tags:
  - Cropland
  - Geospatial
  - Remote Sensing
  - Land Cover
  properties:
  - type: Documentation
    url: https://www.nass.usda.gov/developer/index.php
  - type: DataAPI
    url: https://nassgeodata.gmu.edu/CropScapeService
- aid: agricultural-statistics-service:vegscape-api
  name: USDA NASS VegScape API
  description: The VegScape API delivers vegetation condition indices at 250-meter spatial resolution covering the continental
    United States. Data includes daily and weekly vegetation index composites available since 2000.
  humanURL: https://www.nass.usda.gov/developer/index.php
  baseURL: https://nassgeodata.gmu.edu/VegScape
  tags:
  - Vegetation
  - Geospatial
  - Crop Monitoring
  - Remote Sensing
  properties:
  - type: Documentation
    url: https://www.nass.usda.gov/developer/index.php
  - type: DataAPI
    url: https://nassgeodata.gmu.edu/VegScape
- aid: agricultural-statistics-service:crop-casma-api
  name: USDA NASS Crop CASMA API
  description: The Crop CASMA API provides programmatic access to crop vegetation and soil moisture conditions using NASA
    SMAP and MODIS satellite data for agricultural drought monitoring and crop condition analysis.
  humanURL: https://www.nass.usda.gov/developer/index.php
  baseURL: https://nassgeodata.gmu.edu/CropCASMA
  tags:
  - Soil Moisture
  - Crop Condition
  - Geospatial
  - Drought Monitoring
  properties:
  - type: Documentation
    url: https://www.nass.usda.gov/developer/index.php
  - type: DataAPI
    url: https://nassgeodata.gmu.edu/CropCASMA
- aid: agricultural-statistics-service:agricultural-statistics-service-parameters-api
  name: Agricultural Statistics Service Parameters API
  description: Parameter value discovery for query building
  humanURL: https://quickstats.nass.usda.gov/api
  baseURL: https://quickstats.nass.usda.gov/api
  tags:
  - Parameters
  properties:
  - type: OpenAPI
    url: openapi/agricultural-statistics-service-parameters-api-openapi.yml
  - type: Documentation
    url: https://quickstats.nass.usda.gov/api
  - type: APIReference
    url: https://quickstats.nass.usda.gov/api/#param_define
  - type: Authentication
    url: https://quickstats.nass.usda.gov/api
  - type: JSONSchema
    url: json-schema/quickstats-api-statistics-record-schema.json
  - type: JSONSchema
    url: json-schema/quickstats-api-statistics-response-schema.json
  - type: JSONSchema
    url: json-schema/quickstats-api-count-response-schema.json
  - type: JSONStructure
    url: json-structure/quickstats-api-statistics-record-structure.json
  - type: JSONLD
    url: json-ld/agricultural-statistics-service-quickstats-api-context.jsonld
- aid: agricultural-statistics-service:agricultural-statistics-service-statistics-api
  name: Agricultural Statistics Service Statistics API
  description: Agricultural statistics data retrieval and filtering
  humanURL: https://quickstats.nass.usda.gov/api
  baseURL: https://quickstats.nass.usda.gov/api
  tags:
  - Statistics
  properties:
  - type: OpenAPI
    url: openapi/agricultural-statistics-service-statistics-api-openapi.yml
  - type: Documentation
    url: https://quickstats.nass.usda.gov/api
  - type: APIReference
    url: https://quickstats.nass.usda.gov/api/#param_define
  - type: Authentication
    url: https://quickstats.nass.usda.gov/api
  - type: JSONSchema
    url: json-schema/quickstats-api-statistics-record-schema.json
  - type: JSONSchema
    url: json-schema/quickstats-api-statistics-response-schema.json
  - type: JSONSchema
    url: json-schema/quickstats-api-count-response-schema.json
  - type: JSONStructure
    url: json-structure/quickstats-api-statistics-record-structure.json
  - type: JSONLD
    url: json-ld/agricultural-statistics-service-quickstats-api-context.jsonld
common:
- type: PostmanWorkspace
  url: https://www.postman.com/kinlaneapi/agricultural-statistics-service/overview
- type: AgenticAccess
  url: agentic-access/agricultural-statistics-service-agentic-access.yml
- type: DomainSecurity
  url: security/agricultural-statistics-service-domain-security.yml
- type: Authentication
  url: authentication/agricultural-statistics-service-authentication.yml
- url: https://www.nass.usda.gov/rss/news.xml
  type: Blog
- type: Website
  url: https://www.nass.usda.gov/
- type: Portal
  url: https://www.nass.usda.gov/developer/index.php
- type: GitHubOrganization
  url: https://github.com/usda
- type: TermsOfService
  url: https://www.usda.gov/policies-and-links
- type: PrivacyPolicy
  url: https://www.usda.gov/privacy-policy
- type: SpectralRules
  url: rules/agricultural-statistics-service-spectral-rules.yml
- type: Vocabulary
  url: vocabulary/agricultural-statistics-service-vocabulary.yaml
- type: Features
  data:
  - name: API Key Authentication
    description: All API access requires registration and an API key obtained by agreeing to NASS Terms of Service.
  - name: Multiple Output Formats
    description: The QuickStats API supports JSON, XML, and CSV response formats with optional JSONP callback support.
  - name: Rich Query Operators
    description: Support for comparison operators including GE, LE, GT, LT, NE, LIKE, and NOT_LIKE for flexible data filtering.
  - name: Agricultural Census Data
    description: Access to the complete Census of Agriculture and annual survey estimates covering all major commodity types.
  - name: Geospatial Data Coverage
    description: Geospatial APIs provide 30-meter and 250-meter resolution data layers covering the entire continental United
      States.
  - name: Historical Time Series
    description: Access to historical agricultural statistics and cropland data extending back to 1997 for select states.
- type: UseCases
  data:
  - name: Crop Production Analysis
    description: Query crop production estimates by commodity, year, and location for market analysis and supply forecasting.
  - name: Livestock Population Monitoring
    description: Access livestock inventory and production statistics at state and county levels for supply chain planning.
  - name: Geospatial Cropland Mapping
    description: Use the CroplandCROS API to integrate 30-meter resolution cropland data into GIS applications and land use
      analysis.
  - name: Agricultural Drought Monitoring
    description: Monitor crop condition and soil moisture via the Crop CASMA API to assess drought impacts on agricultural
      production.
  - name: Agricultural Research
    description: Access the full Quick Stats database for academic research on agricultural trends, productivity, and policy
      analysis.
  - name: Food Security Assessment
    description: Combine crop production, livestock, and vegetation data to assess regional and national food security conditions.
- type: Integrations
  data:
  - name: R Package rnassqs
    description: Open-source R package for accessing NASS QuickStats API data directly within R statistical computing environments.
  - name: Python Package usdarnass
    description: Python package providing programmatic access to the USDA NASS QuickStats API for data analysis workflows.
  - name: data.gov Catalog
    description: NASS Quick Stats datasets are cataloged on catalog.data.gov for broader federal data discovery.
  - name: NASA SMAP
    description: Crop CASMA integrates NASA SMAP satellite data for soil moisture monitoring.
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com