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Bond Income Calculator Kenya — Monthly Coupon Payments

Enter a bond’s face value, coupon rate, market price, and time to maturity. See your exact coupon income, current yield, and approximate YTM.

Treasury bonds in Kenya pay coupons twice per year, so a KES 100,000 bond at 13% coupon pays KES 6,500 every six months — or KES 13,000 per year. Spread across multiple bonds with staggered coupon dates, you can engineer a portfolio that pays you every single month. Infrastructure bonds are fully tax-exempt; standard T-Bonds carry 15% WHT (term of 10 years or less) or 10% (longer). Use the calculator below to see your per-bond income, then visit the full Bonds page for live data and portfolio construction.
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How the Bond Income Formula Works

Coupon = Face × Rate
C
Annual Coupon
F
Face Value
r
Coupon Rate

Coupon income depends only on face value × coupon rate — the market price of the bond does not change the coupon paid. The market price only affects your yield: if you bought the bond below par, your current yield is higher than the coupon rate; if above par, it\u2019s lower.

Yield to Maturity (YTM) is the total annualised return if you hold the bond until maturity, accounting for both coupon payments and any price discount/premium. The approximate formula is [(Annual Coupon + (Face − Price)/Years) / ((Face + Price)/2)] × 100. For the exact YTM, use a spreadsheet\u2019s XIRR function. Check current Kenyan bond yields on our live Bonds page.

Kenya Bond Types — 2026

Treasury bonds and infrastructure bonds: typical coupons, tax treatment, and maturities.

TypeTypical CouponTax on InterestTypical Maturity
Treasury Bonds (Standard)11 – 14%10% WHT2 – 25 years
Infrastructure Bonds12.5 – 17%Fully tax-exempt7 – 25 years
Special Issuance Bonds (SDB)12 – 15%10% WHT2 – 15 years
Corporate Bonds12 – 16%10 – 15% WHT3 – 10 years

Coupon Examples — Kenya Bonds

Income from common Kenyan bond holdings.

Face ValueCouponAnnual IncomeSemi-Annual
KES 50,00013%KES 6,500KES 3,250
KES 100,00013%KES 13,000KES 6,500
KES 100,00015% (IFB)KES 15,000 (tax-exempt)KES 7,500
KES 500,00013%KES 65,000KES 32,500
KES 1,000,00014%KES 140,000KES 70,000
KES 5,000,00013%KES 650,000KES 325,000

To spread income across every month of the year, use the full Bonds Monthly Income page.

Bond Income Calculator — FAQ

Treasury Bonds pay coupons every six months (semi-annually). For example, a KES 100,000 bond at 13% coupon pays KES 6,500 twice a year. The exact months depend on the issue date — each bond pays in a fixed pair of months (e.g. Jan/Jul, Feb/Aug, etc.).

More Financial Calculators

Free tools to help you make smarter investment decisions.

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Access live Kenya Treasury and Infrastructure Bond data. Build a laddered portfolio that pays you every single month.
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Serrari Markets provides independent financial data and educational tools. Serrari Limited is a financial data, education and investment-origination platform. Serrari is not a fund manager, investment bank or deposit-taking institution and does not hold client investment funds. Where clients elect to invest, transactions are executed through appropriately licensed and regulated third-party financial institutions. The relevant product provider remains responsible for the issuance, management and custody of each investment. Calculator results are estimates for educational purposes. Always consult a licensed advisor before making investment decisions.