Historical Debt Outstanding
Year-end total public debt back decades, with cumulative change and growth multiple.
GET
/api/v1/finance/debt-historyData source
- Treasury Fiscal Data APIUS Department of the Treasury ·
public-domain· updates Daily
Query parameters
| Parameter | Description | Try value |
|---|---|---|
yearsnumber | 1–100 (default 20) | |
apikeystring required | Your API key. Can also be sent as the X-API-Key header. | demo key used here |
Response envelope
Success: { data, meta: { sources, fetchedAt, cached } }. Errors: { error: { code, message } } with HTTP 400, 401, 404, 502, 503 or 504.