Bond Yield to Maturity (YTM) Calculator
Calculate the Yield to Maturity (YTM), current yield, and total return on fixed-income bonds and Treasury securities based on coupon and market price.
What this calculator does
The Bond Yield to Maturity (YTM) Calculator estimates your result instantly from the values you enter, using standard investing & wealth formulas. Calculate the Yield to Maturity (YTM), current yield, and total return on fixed-income bonds and Treasury securities based on coupon and market price. Calculations run in your browser, so nothing you type is sent to a server, and the output is an estimate for planning rather than financial advice.
About Bond Yield to Maturity (YTM) Calculator
The Bond Yield to Maturity (YTM) Calculator computes the total annualized rate of return expected on a bond held until maturity, incorporating coupon payments, purchase discount/premium, and face value repayment.
Formula & Mathematical Calculation
Approximate YTM (%) = [ Annual Coupon + ( Face Value - Price ) / Years ] / [ ( Face Value + Price ) / 2 ] × 100
Current Yield (%) = ( Annual Coupon / Current Bond Price ) × 100
Calculation Example
$1,000 Par Bond Bought at Discount ($920) with 5% Coupon ($50/yr) Maturing in 10 Years: Current Yield = 5.43% | Yield to Maturity (YTM) = 6.08% per year.
Key Benefits
- Calculates exact and approximate Yield to Maturity (YTM)
- Differentiates between coupon rate, current yield, and YTM
- Accounts for bonds purchased at a discount or premium
- Works for corporate bonds, municipal bonds, and US Treasuries
- Essential for fixed-income portfolio allocation
How to Use this Calculator
-
Enter Bond Face Value (Par)
Input par value (typically $1,000). -
Enter Current Market Price
Input purchase price. -
Enter Annual Coupon Rate (%)
Input stated coupon interest rate. -
Enter Years to Maturity
Input remaining maturity duration. -
Calculate YTM
Click Calculate to view Yield to Maturity and Current Yield.
Assumptions & Limitations
What the calculation assumes
- Every value you enter is treated as an exact, known amount.
- Rates and contributions are assumed to stay constant for the whole period unless the form asks for them separately.
- Results use standard financial formulas and ignore fees, penalties and promotional terms that are not entered above.
- Inflation, tax changes and market volatility are not modelled unless a field for them is provided.
- Amounts are unit-agnostic: results are returned in the same currency you enter.
What it does not cover
- Bond Yield to Maturity (YTM) Calculator produces estimates for education and planning, not a quote, offer or professional advice.
- Real-world outcomes differ when fees, taxes, rounding rules or provider-specific terms apply.
- Local regulations and tax rules vary by country and change over time; verify current rules for your jurisdiction.
- Figures are only as accurate as the inputs you supply — check them before acting on the result.
- For decisions with lasting financial impact, confirm the numbers with a qualified professional.
Frequently Asked Questions
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