Current Yield & Yield to Maturity
Last reviewed: May 2026
A bond yield calculator computes the return metrics that matter to fixed-income investors: current yield, yield to maturity (YTM), and total return. While the coupon rate tells you the payment relative to face value, yield tells you the actual return based on the price you pay — and these often differ significantly when bonds trade above or below par. Understanding yield is essential for comparing bonds of different maturities, credit qualities, and tax treatments on an apples-to-apples basis.1
| Bond Type | Typical Yield (2025) | Risk Level | Tax Treatment |
|---|---|---|---|
| U.S. Treasury (10-yr) | 4.0–4.5% | Risk-free (government backed) | Federal tax; exempt from state |
| Investment-grade corporate | 4.5–5.5% | Low–moderate credit risk | Fully taxable |
| High-yield corporate | 6.0–8.0% | Higher default risk | Fully taxable |
| Municipal (AA-rated) | 3.0–4.0% | Very low | Federal tax-free; often state-free |
| TIPS (10-yr) | 1.5–2.0% + CPI | Risk-free (inflation protected) | Federal tax on real + inflation adj. |
| Bond Price | Coupon ($50/yr) | Current Yield | YTM (5 yrs to maturity) |
|---|---|---|---|
| $900 (discount) | $50 | 5.56% | ~7.1% |
| $950 | $50 | 5.26% | ~6.1% |
| $1,000 (par) | $50 | 5.00% | 5.0% |
| $1,050 (premium) | $50 | 4.76% | ~3.9% |
| $1,100 | $50 | 4.55% | ~3.0% |
Municipal bond interest is typically exempt from federal income tax — and from state tax if the bond is issued in your state. To compare munis to taxable bonds, calculate the tax-equivalent yield: muni yield ÷ (1 − marginal tax rate). A 3.5% muni for someone in the 32% bracket = 3.5% ÷ 0.68 = 5.15% taxable equivalent. At higher brackets, munis become increasingly competitive with investment-grade corporate bonds. This makes them particularly attractive for high-income investors in high-tax states.2
Yield to maturity represents the total annualized return an investor earns if they hold the bond until it matures and reinvest all coupon payments at the same rate. YTM incorporates three components: coupon income, capital gain or loss from the difference between purchase price and par value, and the time value of money through compounding. Computing YTM requires solving a polynomial equation that cannot be simplified algebraically — it uses iterative approximation methods (Newton-Raphson or bisection) to find the discount rate that equates the present value of all future cash flows to the current market price. This is why a calculator is essential for accurate YTM calculations rather than manual computation.
| Maturity | Normal Curve Yield | Flat Curve Yield | Inverted Curve Yield |
|---|---|---|---|
| 3-month T-bill | 3.5% | 4.2% | 5.0% |
| 2-year Treasury | 3.8% | 4.2% | 4.8% |
| 5-year Treasury | 4.2% | 4.2% | 4.5% |
| 10-year Treasury | 4.5% | 4.2% | 4.2% |
| 30-year Treasury | 4.8% | 4.2% | 4.0% |
The yield curve — a graph of yields across maturities — reveals market expectations about future interest rates and economic conditions. A normal curve (upward sloping) indicates healthy economic expectations with investors demanding higher yields for longer commitments. A flat curve suggests uncertainty about future growth. An inverted curve (short-term rates exceeding long-term rates) has historically preceded every US recession since 1970 with a 12–18 month lead time. The 2-year/10-year spread is the most closely watched inversion signal. Bond investors monitor the yield curve daily because it affects portfolio strategy, duration positioning, and sector allocation decisions.
The yield difference between a corporate bond and a Treasury of the same maturity is the credit spread — compensation for the risk that the corporate issuer might default. Investment-grade spreads (AAA to BBB) typically range from 0.5% to 2.0%. High-yield spreads (BB and below) range from 3% to 8% or more during stressed markets. When credit spreads widen, it signals increasing market concern about default risk — this often happens before or during recessions. When spreads narrow, markets are confident about corporate health. A BBB-rated corporate bond yielding 5.5% when comparable Treasuries yield 4.0% has a credit spread of 1.5%, or 150 basis points. Investors should ensure the additional yield adequately compensates for the default risk — historical default rates for BBB bonds average roughly 0.2–0.3% per year over 10 years, suggesting the 1.5% spread more than covers the expected loss.
Duration measures a bond's price sensitivity to interest rate changes, expressed in years. A bond with duration of 7 years will lose approximately 7% of its value for every 1% increase in interest rates (and gain 7% for every 1% decrease). Modified duration refines this estimate for continuous compounding. Longer maturities and lower coupons increase duration because more of the bond's value depends on distant cash flows. A 30-year zero-coupon bond has a duration of 30 years — extreme sensitivity to rates. A 2-year bond paying a 5% coupon has a duration under 2 years — minimal sensitivity. Bond portfolio managers use duration to control risk: matching portfolio duration to their investment horizon eliminates interest rate risk at that horizon, a strategy called immunization. Use our Compound Interest Calculator to model reinvestment scenarios at different rate assumptions.
Nominal yield is the stated bond return; real yield subtracts inflation to show actual purchasing power growth. A 5% nominal yield with 3% inflation delivers only 2% real return. Treasury Inflation-Protected Securities (TIPS) pay a real yield directly — their principal adjusts with CPI, so the stated yield is already inflation-adjusted. When TIPS yield 2% and nominal Treasuries yield 4.5%, the implied market inflation expectation (the "breakeven inflation rate") is 2.5%. If you expect inflation above 2.5%, TIPS are the better buy. If you expect inflation below 2.5%, nominal Treasuries win. Current real yields above 2% are historically attractive — during 2020–2021, TIPS yields were negative, meaning investors accepted guaranteed purchasing power loss for the safety of government bonds.
Many corporate and municipal bonds include a call provision allowing the issuer to redeem the bond before maturity, typically after a specified call protection period. When interest rates fall, issuers call existing high-coupon bonds and refinance at lower rates — beneficial for the issuer but disadvantageous for the investor who loses a high-yielding asset. Yield to call (YTC) calculates the return assuming the bond is called at the earliest opportunity. For callable bonds trading above par, YTC is typically lower than YTM because the call shortens the holding period and caps the price appreciation. Conservative investors use the lower of YTM and YTC (yield to worst) as their expected return. When evaluating callable bonds, compare the yield-to-worst against non-callable alternatives of similar credit quality to determine if the call risk is adequately compensated.
A well-constructed bond portfolio balances yield, duration, credit quality, and tax treatment based on the investor's objectives. Income-focused retirees typically hold shorter-duration, investment-grade bonds that provide predictable cash flow with minimal price volatility. Growth-oriented investors might include high-yield bonds and longer durations to capture additional return, accepting greater price fluctuation. A common framework allocates across three buckets: short-term bonds (1–3 years) for stability and liquidity, intermediate bonds (5–7 years) for yield, and long-term bonds (10–30 years) for total return potential. Diversification across issuers (no single corporate issuer exceeding 5% of the portfolio), sectors (utilities, financials, industrials), and types (government, corporate, municipal) reduces concentration risk. For most individual investors, bond ETFs and mutual funds provide instant diversification more efficiently than purchasing individual bonds. See our Retirement Calculator to model how bond allocation affects your long-term financial plan.
When you buy a bond between coupon payment dates, you pay the seller the accrued interest — the portion of the next coupon earned during the seller's holding period. The "clean price" is the quoted market price without accrued interest; the "dirty price" or "invoice price" is what you actually pay (clean price plus accrued interest). On a $1,000 bond with a 5% annual coupon (paying $25 semi-annually), purchased 60 days into a 180-day coupon period, accrued interest is $25 × (60/180) = $8.33. If the clean price is $985, you pay $993.33. This distinction matters for accurate yield calculations — using the dirty price ensures your YTM reflects the true cash outflow. Bond calculators and trading platforms handle this automatically, but understanding the concept prevents confusion when settlement amounts differ from quoted prices.
→ Use YTM for comparisons. Current yield ignores capital gains/losses. YTM captures total return and is the correct metric for comparing bonds of different prices and maturities.
→ Consider tax-equivalent yield for munis. At the 32% bracket and above, munis often beat comparable taxable bonds on an after-tax basis.
→ Watch duration in rising rate environments. Longer bonds lose more when rates rise. Keep duration short if you expect rate increases.
→ Diversify across types. Mix Treasuries (safety), corporates (yield), and munis (tax efficiency) based on your tax bracket and risk tolerance.
See also: CD Calculator · CD Ladder · Compound Interest · Inflation