Guaranty Trust Bank loan calculator for Ksh 500,000 over 15 years.
Estimate repayment for a Guaranty Trust Bank loan using the current 15.61% lending rate. Edit amount, term, rate and common Kenyan loan fees below.
Estimated monthly repayment
Ksh 7,208
180 monthly payments
Estimated total repayment
Ksh 1,297,440
Ksh 500,000 principal + interest
Estimated interest
Ksh 797,441
At 15.61%
Current Guaranty Trust Bank loan interest rate
Guaranty Trust Bank is listed at 15.61% weighted-average lending rate in this snapshot. The Kenya commercial-bank average is 15.99%.
Change loan details
Edit the values below; results update instantly.
Loan details
KESCentral Bank of Kenya · May 2025
-0.38 pp vs industry average
Fees & duties
Processing, insurance, and 20% excise on interest.
CRB check, legal, valuation, stamp duty.
Monthly payment
Ksh 8,926
For 180 months · incl. fees
Total repaid
Ksh 1,525,514
Principal Ksh 500,000 + Ksh 1,025,514 extras
Effective APR
20.61%
Advertised rate 15.61% · 159.5% interest on principal
Repayment mix over 15 years
Early payments lean on interest; later ones clear principal.
Amortisation (yearly)
End of year · KES| Year | Interest paid | Principal paid | Balance |
|---|---|---|---|
| 0 | Ksh 0 | Ksh 0 | Ksh 500,000 |
| 1 | Ksh 77,419 | Ksh 9,077 | Ksh 490,923 |
| 2 | Ksh 153,315 | Ksh 19,677 | Ksh 480,323 |
| 3 | Ksh 227,432 | Ksh 32,056 | Ksh 467,944 |
| 4 | Ksh 299,473 | Ksh 46,511 | Ksh 453,489 |
| 5 | Ksh 369,089 | Ksh 63,392 | Ksh 436,608 |
| 6 | Ksh 435,872 | Ksh 83,104 | Ksh 416,896 |
| 7 | Ksh 499,349 | Ksh 106,123 | Ksh 393,877 |
| 8 | Ksh 558,964 | Ksh 133,005 | Ksh 366,995 |
| 9 | Ksh 614,069 | Ksh 164,396 | Ksh 335,604 |
| 10 | Ksh 663,907 | Ksh 201,053 | Ksh 298,947 |
| 11 | Ksh 707,596 | Ksh 243,861 | Ksh 256,139 |
| 12 | Ksh 744,103 | Ksh 293,850 | Ksh 206,150 |
| 13 | Ksh 772,223 | Ksh 352,225 | Ksh 147,775 |
| 14 | Ksh 790,550 | Ksh 420,394 | Ksh 79,606 |
| 15 | Ksh 797,441 | Ksh 500,000 | Ksh 0 |
What affects repayment?
Monthly repayment depends on loan amount, term, lending rate, processing fee, insurance and excise duty on interest.
Longer term tradeoff
A longer term can reduce monthly instalments but usually increases total interest paid over the life of the loan.
Compare lenders
Weighted-average rates differ by bank. Compare this loan against cheaper banks before applying.