Interest expense on the public debt (monthly, $B)

Latest value: 117.57 usd_bn as of 2026-07-01, +22.1% year over year. 103 monthly observations from 2018-01 to 2026-07. Source: Treasury FiscalData — public data, full history downloadable as JSON on this page. Part of the Nowflation open directory.

DateValue
2026-07-01117.57
2026-06-01185.2
2026-05-01132.62
2026-04-01111.6
2026-03-01102.64
2026-02-0193.48

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