Guaranty Trust Bank loan calculator for Ksh 1,000,000 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 14,416
180 monthly payments
Estimated total repayment
Ksh 2,594,882
Ksh 1,000,000 principal + interest
Estimated interest
Ksh 1,594,881
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%.
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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 17,851
For 180 months · incl. fees
Total repaid
Ksh 3,046,028
Principal Ksh 1,000,000 + Ksh 2,046,028 extras
Effective APR
20.48%
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 1,000,000 |
| 1 | Ksh 154,837 | Ksh 18,155 | Ksh 981,845 |
| 2 | Ksh 306,629 | Ksh 39,355 | Ksh 960,645 |
| 3 | Ksh 454,864 | Ksh 64,112 | Ksh 935,888 |
| 4 | Ksh 598,946 | Ksh 93,023 | Ksh 906,978 |
| 5 | Ksh 738,177 | Ksh 126,783 | Ksh 873,217 |
| 6 | Ksh 871,745 | Ksh 166,208 | Ksh 833,792 |
| 7 | Ksh 998,698 | Ksh 212,247 | Ksh 787,753 |
| 8 | Ksh 1,117,927 | Ksh 266,009 | Ksh 733,991 |
| 9 | Ksh 1,228,137 | Ksh 328,791 | Ksh 671,209 |
| 10 | Ksh 1,327,814 | Ksh 402,106 | Ksh 597,894 |
| 11 | Ksh 1,415,192 | Ksh 487,721 | Ksh 512,279 |
| 12 | Ksh 1,488,206 | Ksh 587,699 | Ksh 412,301 |
| 13 | Ksh 1,544,446 | Ksh 704,451 | Ksh 295,549 |
| 14 | Ksh 1,581,100 | Ksh 840,789 | Ksh 159,211 |
| 15 | Ksh 1,594,881 | Ksh 1,000,000 | 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.
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