Bond Calculator

Use this free bond calculator to estimate annual coupon income, total coupon payments, current yield, and approximate yield to maturity from face value, market price, coupon rate, and maturity.

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Formula steps Estimate limits shown Examples included Private history
Approximate yield to maturity5.641025641%

$1,000 face value, $950 market price

Annual coupon
$50.00
Total coupon payments
$500.00
Current yield
5.2631578947%
Coupon payments per year
2

This is an approximate yield formula and does not price callable bonds, reinvestment, taxes, credit risk, or market risk.

Formula steps

  1. Multiply face value by coupon rate to estimate annual coupon income.
  2. Divide annual coupon by market price for current yield.
  3. Use the gain or loss from market price to face value across years to maturity.
  4. Combine coupon income and price change for an approximate yield-to-maturity estimate.

How to use the bond calculator

  1. Enter the requested dollar amounts, rates, terms, tax settings, or contribution details.
  2. Use rates as percentages, such as 6.5 for 6.5%, and check whether a field asks for a monthly or annual amount.
  3. Press the calculate button to see the answer, supporting metrics, and formula steps.
  4. Use the result as a planning estimate only, then copy it if the assumptions look right.

Common uses

Estimate annual coupon income from a bond.

Compare market price with face value.

Estimate current yield and approximate yield to maturity.

Check basic bond math before reading official offering documents.

Examples

Discount bond $1,000 face, $950 price, 5% coupon, 10 years

Current yield and approximate YTM

Premium bond $1,000 face, $1,050 price, 6% coupon

Lower YTM from premium price

Annual coupon $5,000 face, 4.5% coupon, annual payments

Coupon and yield estimate

Frequently asked questions

Plain-language answers about when to use the estimate, what your numbers mean, what is left out, and how privacy works.

When should I use the Bond Calculator?

Use it for early planning and side-by-side comparisons, especially for tasks like these: Estimate annual coupon income from a bond. Compare market price with face value. Treat the answer as a planning estimate, not a final quote.

What is the Bond Calculator doing with my numbers?

In plain language: The calculator multiplies face value by coupon rate for annual coupon, divides coupon by market price for current yield, then estimates yield to maturity from coupon income plus price gain or loss. If the result seems too high or too low, first check whether each field expects a monthly amount, annual amount, dollar value, or percent.

What does this estimate leave out?

This is an approximate yield calculator. It does not price callable bonds, accrued interest, tax treatment, reinvestment risk, credit risk, duration, convexity, or changing market rates. Real finance decisions can also depend on fees, timing, local rules, credit details, and provider-specific terms.

Does the site save my finance inputs?

No. The calculator runs in your browser tab. Recent answers stay only on the page while you use it, and they are not sent to a server.

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