FinanceCalcs
Future Value Calculator
Calculate what any investment will be worth in the future — factoring in compound interest, regular contributions, and compounding frequency — with a full year-by-year breakdown.
Works for lump sum investments, recurring contributions, or any combination — supports annual, quarterly, monthly, and daily compounding.
Future Value Calculator
Future Value: $0
- Portfolio Value
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"The most powerful force in the universe is compound interest."
— Often attributed to Albert Einstein
How future value is calculated
Future value (FV) tells you what a sum of money today will be worth at a future date, given a specific rate of return. It is one of the most fundamental concepts in finance — the mathematical engine behind retirement planning, investment projections, and long-term savings goals.
For a lump sum with no additional contributions, the formula is FV = PV × (1 + r/n)^(n×t), where PV is the present value, r is the annual interest rate, n is the number of compounding periods per year, and t is the number of years.
When regular contributions are added, each payment also earns compound interest for its remaining time in the investment. The total future value is the sum of the lump sum FV plus the future value of all contributions — with payments made earlier having significantly more time to compound than those made later.
lightbulb Example Future Value Scenario
Suppose you invest $15,000 today and add $300 per month, earning a 7% annual return compounded monthly over 25 years.
Your total contributions over that period would be $105,000 ($15,000 initial + $90,000 in monthly payments). With compound interest, your portfolio would grow to approximately $320,000 — meaning compounding added over $215,000 beyond what you put in.
If you started 5 years later with the same inputs, the final balance would drop to around $195,000 — illustrating how much time amplifies compounding returns.
Many people use a future value calculator to set retirement savings targets, project portfolio growth under different return assumptions, and understand how contribution timing affects long-term outcomes.
Future Value Calculator FAQs
What is the difference between future value and present value?
Present value is what a future sum of money is worth today, discounted at a given rate. Future value is the reverse — what a current sum will grow to over time at a given rate. They are two sides of the same concept: the time value of money, which holds that a dollar today is worth more than a dollar in the future because it can be invested and earn returns.
Does compounding frequency matter much in practice?
It matters, though the difference between monthly and daily compounding is small. The more significant factors are the interest rate and the length of time. Monthly compounding is the most common for savings accounts and investments, and the difference from daily compounding is typically less than 0.1% per year at typical rates.
What is the difference between an ordinary annuity and an annuity due?
An ordinary annuity makes contributions at the end of each period. An annuity due makes them at the beginning — giving each payment one extra compounding period, which results in a slightly higher future value. Most retirement contributions and savings plans are structured as ordinary annuities.
What return rate should I use?
The rate you use should reflect your expected average annual return for the investment type. Historically, a diversified stock index has returned around 7–10% annually before inflation. For conservative estimates or bond-heavy portfolios, 4–6% is common. Using a range of scenarios — optimistic, moderate, and conservative — gives a more complete picture than a single rate.
Future value terminology
Present Value (PV)
The starting amount — the money you are investing or depositing today. In future value calculations, it is the baseline from which all compounding growth begins.
Compound Frequency
How often interest is calculated and added to the principal — annually, quarterly, monthly, or daily. More frequent compounding means slightly more interest earned over time, because each period's interest starts earning interest sooner.
Annuity Due vs. Ordinary Annuity
An ordinary annuity makes contributions at the end of each period. An annuity due makes them at the beginning, giving each payment one extra compounding period and producing a higher future value for the same contribution amount.
CAGR (Compound Annual Growth Rate)
The annualized rate of return that would take your initial investment to the final value over the investment period. A useful single-number summary of overall investment performance, especially when comparing different time horizons.
Time Value of Money
The principle that a dollar today is worth more than a dollar in the future, because today's dollar can be invested and earn returns. Future value and present value calculations are both direct applications of this concept.
Disclaimer: All calculators on this site are provided for informational and educational purposes only. Results are estimates based on the inputs you provide and mathematical formulas — they do not account for taxes, fees, inflation, risk, or other real-world factors that may affect financial outcomes. Past performance does not guarantee future results. Nothing on this site constitutes financial, investment, legal, or tax advice. Always consult a qualified professional before making financial decisions.
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