How much will I earn if I invest Ksh 1,000,000 at Gulf African Bank for 15 years?

At Gulf African Bank's weighted-average deposit rate of 8.54% per the Central Bank of Kenya (May 2025), a Ksh 1,000,000 deposit grows to approximately Ksh 3,583,942 after 15 years. That's about Ksh 2,583,942 of interest, assuming monthly compounding and no withdrawals.

What is Gulf African Bank's deposit rate right now?

Gulf African Bank publishes a weighted-average deposit rate of 8.54% (May 2025, Central Bank of Kenya).

Would a Kenyan Money Market Fund earn more than Gulf African Bank?

Yes — Cytonn Asset Managers's Cytonn Money Market Fund currently yields 9.39% net of 15% withholding tax. The same Ksh 1,000,000 invested there for 15 years would grow to about Ksh 4,067,456, meaningfully more than Gulf African Bank's Ksh 3,583,942.

Gulf African Bank · CBK May 2025

Invest Ksh 1,000,000 at Gulf African Bank for 15 years.

At Gulf African Bank's current weighted-average deposit rate of 8.54%, a Ksh 1,000,000 deposit grows to about Ksh 3,583,942 after 15 years — about Ksh 2,583,942 in interest, assuming monthly compounding and no withdrawals.

Final balance

Ksh 3,583,942

3.58× your deposit

Deposited

Ksh 1,000,000

One-off, no withdrawals

Interest earned

Ksh 2,583,942

At 8.54% p.a.

Year by year

Contributions form the floor; interest compounds on top.

Could you earn more elsewhere?

The same Ksh 1,000,000 in Cytonn Money Market Fund — currently Kenya's top-yielding MMF at 9.39% net of 15% WHT — would grow to about Ksh 4,067,456 over the same 15 years. Run your own numbers on the compound interest calculator.

Similar scenarios at Gulf African Bank