T-Bills
4 to 52 weeks
Short-term. Bought at a discount, paid back at face value.
T-Notes
2 to 10 years
A fixed rate for years, with interest paid every six months.
T-Bonds
20 and 30 years
The longest terms, with interest paid every six months.
TIPS
5, 10, and 30 years
Principal rises with inflation, and so does the interest paid on it.
FRNs
2 years
A two-year note whose rate follows the 13-week bill, week by week.
I Bonds
Up to 30 years
A savings bond that pays a fixed rate plus inflation.
EE Bonds
Up to 30 years
A fixed-rate savings bond guaranteed to double in 20 years.
How Treasury Calculator works
Straight from the Treasury
Rates and prices come from the Treasury's own published auction results and savings bond rates.
Your amount, every term
Each calculator shows what your amount earns at the most recent auction of every term, with the full rate history below it.
Buy direct
Buy from the U.S. government at TreasuryDirect.gov.