Current Central Bank of Kenya Treasury Bill rates for the 91, 182 and 364-day tenors — latest and previous auction rates, expected returns, how T-bills work, and comparisons with MMFs and bank deposits. Rates carry their auction date and source.
| Tenor | Latest Accepted | Previous | Auction | Maturity | Min Investment | Source |
|---|---|---|---|---|---|---|
| 91-DAY | 8.8171% | 8.8328% | 2026-07-27 | 2026-10-27 | KSh 100,000 | Central Bank of Kenya auction results 2026-07-27 |
| 182-DAY | 8.9548% | 8.9743% | 2026-07-27 | 2027-01-26 | KSh 100,000 | Central Bank of Kenya auction results 2026-07-27 |
| 364-DAY | 9.06% | 9.0431% | 2026-07-27 | 2027-07-27 | KSh 100,000 | Central Bank of Kenya auction results 2026-07-27 |
Source: Central Bank of Kenya auction results · updated 2026-07-27. T-bills are discount instruments priced on Actual/365.
At the latest accepted rate, a KSh 100,000 investment in the 91-day T-bill would earn ≈ KSh 2,198 (effective annualised ≈ 9.32%, maturity value KSh 100,000). T-bills pay the difference between purchase price and face value at maturity.
At the latest accepted rate, a KSh 100,000 investment in the 182-day T-bill would earn ≈ KSh 4,465 (effective annualised ≈ 9.59%, maturity value KSh 100,000). T-bills pay the difference between purchase price and face value at maturity.
At the latest accepted rate, a KSh 100,000 investment in the 364-day T-bill would earn ≈ KSh 9,035 (effective annualised ≈ 9.96%, maturity value KSh 100,000). T-bills pay the difference between purchase price and face value at maturity.
Compute purchase price, discount, maturity value and effective annualised return for any amount and tenor — live terminal → More → Kenya Financial Markets → Calculator → T-Bill.
The latest accepted 91-day rate is 8.8171% (auction 2026-07-27, source: Central Bank of Kenya auction results).
The latest accepted 182-day rate is 8.9548% (auction 2026-07-27, source: Central Bank of Kenya auction results).
The latest accepted 364-day rate is 9.06% (auction 2026-07-27, source: Central Bank of Kenya auction results).
T-bills are discount instruments: you buy below face value and receive the face value at maturity. At current 364-day rates a KSh 100,000 investment earns roughly KSh 9,000 over the year (before considering the discount mechanics). Use the calculator in the live terminal for exact figures.
T-bills are government-backed with a known maturity value; MMFs are pooled funds that may pay slightly different yields with daily liquidity. Compare current CBK auction rates against MMF effective yields on this site before deciding.
Kenyan T-bills are government securities — the government has a strong domestic repayment record, and T-bills are effectively the risk-free benchmark in Kenya. They are not KDIC-insured but are direct government obligations.