Free present value calculator
Enter a future amount, discount rate, and time period — this present value calculator shows what that future cash flow is worth in today's dollars, updated live, as you type.
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Hypothetical projection. Excludes taxes, inflation, and fees. Actual investment returns vary.
Results are estimates. Consult a professional.
How the present value calculator works
Present value (PV) is the current worth of a future sum of money, discounted at a specified rate of return. The core idea is the time value of money: a dollar available today is worth more than a dollar received in the future, because the dollar today can be invested to earn a return. The calculator supports three modes: lump-sum PV, present value of an ordinary annuity (fixed payments at the end of each period), and the real (inflation-adjusted) discount rate.
The discount rate is the single most influential input. It represents the return you could earn on an investment of equivalent risk — your opportunity cost. Common choices: the risk-free rate (current U.S. Treasury yield) for near-certain cash flows; a blended equity rate (7–10%) for long-horizon personal finance; the company's weighted average cost of capital (WACC) for corporate valuations. A higher discount rate makes future cash flows worth less today.
CFA Institute — Time Value of Money (TVM) Concepts.Worked example: $10,000 received in 10 years at 7% discount rate
You are promised a $10,000 lump sum in exactly 10 years. An investment of equivalent risk earns 7% per year. What is the maximum you should pay for this promise today?
Present value of $1,000 by discount rate and time horizon
The table shows how much $1,000 received in the future is worth today at various discount rates and time horizons. Higher rates and longer horizons both shrink present value — the two effects multiply, not add. A $1,000 payment 20 years away discounted at 10% is worth only $149 today.
| Years out | 4% rate | 6% rate | 8% rate | 10% rate | 12% rate |
|---|---|---|---|---|---|
| 1 year | $962 | $943 | $926 | $909 | $893 |
| 3 years | $889 | $840 | $794 | $751 | $712 |
| 5 years | $822 | $747 | $681 | $621 | $567 |
| 10 years | $676 | $558 | $463 | $386 | $322 |
| 20 years | $456 | $312 | $215 | $149 | $104 |
Source: PV = $1,000 / (1 + r)^n. CFA Institute TVM; Federal Reserve educational resources.
Tips for using present value in real decisions
Present value analysis appears in dozens of everyday financial decisions — from evaluating a job offer with deferred compensation to deciding whether to take a pension lump sum. These five habits sharpen the analysis.
- Match discount rate to risk. Use the risk-free rate (current 10-year Treasury yield) for nearly certain cash flows like government bonds. Use 7–10% for stock-market-linked projections. Higher uncertainty → higher discount rate → lower PV.
- Adjust for inflation on long horizons. For personal financial decisions spanning decades, use the real discount rate (nominal rate minus inflation) and compare to real (today's) dollars. Mixing nominal rates with real cash flows — or vice versa — produces meaningless results.
- Apply PV to lump-sum vs. annuity decisions. Common examples: pension lump sum vs. monthly payments, lawsuit settlements, lottery annuity vs. cash option. Calculate the PV of the annuity stream at your personal discount rate and compare to the lump sum offered.
- Remember that PV is only as good as the discount rate. A small change in the discount rate produces a large change in PV for long-horizon cash flows. Run a sensitivity table — recalculate at +/− 2% from your base rate — to understand the range of plausible values.
- Use NPV (not PV alone) for project decisions. Net present value subtracts the initial investment from the PV of future cash flows. A positive NPV means the investment earns more than the discount rate; a negative NPV means it does not. PV alone does not tell you whether a project is worth doing.
Accuracy and limitations
Present value results are mathematically exact for the discount rate, time horizon, and cash flow amounts entered. The standard formula assumes end-of-period cash flows (ordinary annuity convention) and a constant discount rate applied uniformly across all periods. Switching to beginning-of-period payments (annuity due) adds one period of growth — the calculator applies the (1 + r) adjustment automatically when that option is selected.
Real-world discount rates are not constant — they change with interest rates, credit risk, and economic conditions. This calculator uses a flat rate throughout, which is standard practice but simplifies reality for very long horizons. It also does not model taxes on investment returns, credit risk (the possibility a promised payment is not made), or liquidity premiums. For high-stakes decisions — structured settlement payouts, pension commutation, business valuations — engage a credentialed financial analyst or actuary.
Time value of money terms defined
About this present value calculator
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