Open data
Maryland
- HSDS 3.3.1
- CC BY 4.0
- Updated October 10, 2026
Files
One file per state, gzip-compressed JSON in HSDS 3.3.1. Each file says its date in generated_on.
| File | Who can use it | Services | Size |
|---|---|---|---|
| sample/md.json.gz | Free sample · Anyone | 100 | 78 KB |
| md.json.gz | Full file · PartnersAsk about a partnership | 996 | 769 KB |
OpenAPI 3.1 fileDescribes every endpoint and field.
Releases
Each release's date, size, record counts, and what changed since the release before. Added and retired count services; updated means anything in a service's record changed, apart from the date we last read its source.
| Release | Services | In the sample | Full file | Sample | Added | Updated | Retired |
|---|---|---|---|---|---|---|---|
| October 10, 2026 | 996 | 100 | 800 KB | 81 KB | +996 | 0 | 0 |
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