Idaho Judgment Interest Rate
United States Idaho judgment interest — a formula rate, reset each year.
Current rate
8.875% per year, effective July 1, 2026 Set by statute
Idaho post-judgment interest is currently 8.875% — a statutory formula rate under Idaho Code § 28-22-104(2) that resets each year. § 28-22-104(2) applies "unless the judgment is rendered on a written contract or agreement providing for a different rate of interest, in which case…
→ See Idaho’s prejudgment interest rate (interest before judgment — different rules)
Statutory basis & carve-outs. Post-judgment interest under Idaho Code § 28-22-104(2), currently 8.875% (as of July 1, 2026). Judgment rate = 5% + base rate in effect at time of entry of judgment. Base rate = weekly average yield on U.S. Treasury securities adjusted to a constant maturity of one (1)… Simple interest. § 28-22-104(2) applies "unless the judgment is rendered on a written contract or agreement providing for a different rate of interest, in which case… Verify the current value at sto.idaho.gov; not legal advice.
Effective-date history
| Effective date | Rate | Basis |
|---|---|---|
| July 1, 2026 | 8.875% | Statute |
Source & provenance
Latest value retrieved July 10, 2026 (02:55 UTC) from the official source:
https://sto.idaho.gov/Banking/Legal-Rate-of-Interest
Reference data only — not legal, tax, or financial advice. Always confirm the controlling value
against the official source and, where applicable, the governing statute or court before relying on it.