# ARC Research and Data API

**Canonical:** https://apis.io/apis/appalachian-regional-commission/arc-research-data-api/  
**Provider:** Appalachian Regional Commission — https://apis.io/providers/appalachian-regional-commission/  
**Base URL:** https://www.arc.gov/wp-json  
**Documentation:** https://www.arc.gov/research-and-data/

ARC Research and Data API is one of 7 APIs that [Appalachian Regional Commission](https://apis.io/providers/appalachian-regional-commission/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Open Data, Regional Data, Reports, Research, and Evaluations. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Anonymous read access to the Appalachian Regional Commission's research surface as JSON: 304 research reports, evaluations, chartbook chapters and fact sheets; 161 map records covering economic status, poverty, median household income, population change, congressional districts and rural-urban county types; and 71 applicant and grantee resources. Served by the WordPress REST API behind www.arc.gov and filterable by ARC's own topic, fiscal-year and states-and-counties vocabularies.

## Operations (6)

| Method | Path | Summary |
|---|---|---|
| GET | `/wp/v2/report` | GET /wp/v2/report |
| GET | `/wp/v2/report/{id}` | GET /wp/v2/report/{id} |
| GET | `/wp/v2/map` | GET /wp/v2/map |
| GET | `/wp/v2/map/{id}` | GET /wp/v2/map/{id} |
| GET | `/wp/v2/resource` | GET /wp/v2/resource |
| GET | `/wp/v2/resource/{id}` | GET /wp/v2/resource/{id} |

## Machine-readable artifacts (8)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/appalachian-regional-commission/refs/heads/main/openapi/appalachian-regional-commission-research-api-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/appalachian-regional-commission/refs/heads/main/overlays/appalachian-regional-commission-research-overlay.yaml
- **Documentation** — https://www.arc.gov/research-and-data/
- **APIReference** — https://www.arc.gov/wp-json/
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/appalachian-regional-commission/refs/heads/main/data-model/appalachian-regional-commission-data-model.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/appalachian-regional-commission/refs/heads/main/errors/appalachian-regional-commission-problem-types.yml
- **Examples** — https://raw.githubusercontent.com/api-evangelist/appalachian-regional-commission/refs/heads/main/examples/appalachian-regional-commission-examples.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/appalachian-regional-commission/refs/heads/main/apis.yml

## Other Appalachian Regional Commission APIs (6)

- [ARC Geospatial API](https://apis.io/apis/appalachian-regional-commission/arc-geospatial-api/)
- [ARC Programs API](https://apis.io/apis/appalachian-regional-commission/arc-programs-api/)
- [ARC Content API](https://apis.io/apis/appalachian-regional-commission/arc-content-api/)
- [ARC Taxonomy API](https://apis.io/apis/appalachian-regional-commission/arc-taxonomy-api/)
- [ARC API Discovery](https://apis.io/apis/appalachian-regional-commission/arc-api-discovery/)
- [ARC Data Report Tool](https://apis.io/apis/appalachian-regional-commission/arc-data-reports/)

## Tags

Open Data, Regional Data, Reports, Research, Evaluations

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/appalachian-regional-commission/arc-research-data-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/appalachian-regional-commission/.