What is the relationship between interest rate and duration?

Asked by: Jodie Funk  |  Last update: August 7, 2026
Score: 4.6/5 (34 votes)

Duration measures a bond's price sensitivity to interest rate changes, with a higher duration indicating greater volatility when rates shift. Generally, for every 1 percentage-point change in interest rates, a bond’s price will move in the opposite direction by approximately its duration in years.

What is the relationship between duration and interest rates?

Generally, when interest rates rise, the higher a bond's duration is, the more its price will fall. Time to maturity and a bond's coupon rate are two factors that affect a bond's duration. A fixed-income portfolio's duration is computed as the weighted average of individual bond durations held in the portfolio.

What happens to duration when interest rates fall?

Duration assumes a linear relationship between bond prices and changes in interest rates. In actuality, however, prices fall at an increasing rate as interest rates rise; similarly, prices rise at an increasing rate as interest rates fall.

Does higher duration mean more interest rate risk?

That's not to be confused with a bond's maturity, which is simply the date on which a bond issuer must repay the principal of a bond to the bond holder in full. Generally, the higher the duration, the more sensitive your bond investment will be to changes in interest rates.

What is the relationship between interest rate and time?

The higher the interest rate and the longer the time until payment is made, the lower the present value of a future payment.

Bond Duration Explained Simply In 5 Minutes

23 related questions found

How much is $1000 worth at the end of 2 years if the interest rate of 6% is compound?

Basic compound interest

For other compounding frequencies (such as monthly, weekly, or daily), prospective depositors should refer to the formula below. Hence, if a two-year savings account containing $1,000 pays a 6% interest rate compounded daily, it will grow to $1,127.49 at the end of two years.

Why does Trump want the interest rate lowered?

Trump wants interest rates to fall sharply so the government can borrow more cheaply and Americans can pay lower borrowing costs for new homes, cars or other large purchases, as worries about high costs have soured some voters on his economic management.

Do you want a high or low duration?

How investors use duration. Generally, the higher a bond's duration, the more its value will fall as interest rates rise, because when rates go up, bond values fall and vice versa.

Is it good to buy bonds when interest rates are falling?

Interest rates directly affect bond prices. When interest rates rise, bond prices fall; when rates drop, bond prices rise. This relationship, known as interest rate risk, means that if you sell a bond before it matures, you may receive more or less than its face value depending on current rates.

Is a higher or lower duration better?

A higher duration implies greater price volatility should rates move. Duration is quoted as the percentage change in price for each given percent change in interest rates. For example, the price of a bond with a duration of 2 would be expected to increase (decline) by about 2.00% for each 1.00% move down (up) in rates.

What is the best time to buy a bond?

Key Indicators That Signal a Good Time to Buy Bonds

Interest Rates Are High or Peaking: When interest rates are high, bonds offer better returns. Also, buying near the peak of the rate cycle means bond prices may rise in the future.

Why does $100 in the future not have the same value as $100 today?

Time value of money states that a dollar today is worth more than a dollar tomorrow due to inflation and opportunity costs. Discounted cash flow (DCF) analysis estimates present value of future income using interest rates as a discount factor.

Will bond ETFs go up when interest rates fall?

Key Takeaways

Selling bond ETFs during price dips can lock in losses; patience might yield a recovery as interest rates fall. Bond ETFs offer diversified exposure and easy trading, but rising rates impact their prices. As interest rates rise, alternatives like money market accounts and CDs may offer better yields.

What are the three types of duration?

There are three types of bond durations namely, Macaulay duration, modified duration and effective duration. A Macaulay duration represents the weighted average time before a bond's cash flows are fully paid and provides an effective way of measuring the time until an investor will get their money back.

What is the 7 3 2 rule?

The 7-3-2 rule is a financial strategy for wealth building, suggesting it takes 7 years to save your first major financial goal (like a crore), then accelerating to achieve the next goal in 3 years, and the third goal in just 2 years, leveraging compounding and disciplined, increased investments (like a 10% annual SIP hike). It highlights how returns compound faster over time, drastically reducing the time needed for subsequent wealth targets, emphasizing patience and consistent, growing contributions.
 

Are interest rates expected to go up or down in 2025?

Experts' interest rate prediction for 2025 suggests that while rates may decrease, they may not drop significantly. According to some financial institutions, the average 30-year fixed mortgage rate could settle between 5.5% and 6.5% by mid-2025.

What is the 110% rule?

The "110% rule" generally refers to two different concepts: an IRS safe harbor for avoiding estimated tax penalties, requiring high-income earners to pay 110% of their previous year's tax, and a investment guideline (Rule of 110) suggesting subtracting your age from 110 to find your stock allocation percentage; it can also refer to Florida property tax rules for rebuilding homes, allowing 110% square footage at old valuation after disasters. The most common tax context means if your Adjusted Gross Income (AGI) was over $150k, you must pay 110% of last year's tax via quarterly payments or face penalties, while the investment rule suggests a portfolio mix like 70% stocks for a 40-year-old (110-40=70).

What does Suze Orman say about bonds?

If the new bonds have higher interest rates, the investors who buy them will make more money than you. On the other hand, your Treasury bonds will become more valuable if the newer interest rates are lower than yours. Orman explained that these rate changes affect bonds differently depending on their maturity.

Are Trump's tariffs hurting the economy?

Yes, most economic analyses suggest President Trump's tariffs are hurting the U.S. economy, increasing costs for consumers and businesses, causing layoffs, reducing investment, and creating economic uncertainty, although some sectors see limited gains while facing retaliation, leading to overall negative impacts like higher prices and reduced trade. While the tariffs aim to protect domestic industry, they act as a tax, raising prices and reducing available goods, with studies pointing to job losses in manufacturing and decreased business confidence.