Annuity Growth Calculator

Calculate the future value of an annuity during accumulation phase with regular contributions and compound interest

Show this tool on your website

Enable Smart Defaults

Get personalized default values based on your location, age, and income. All data is stored locally on your device.

  • Auto-fill calculator fields with realistic values
  • Region-specific tax rates and costs
  • Age and income-appropriate suggestions
  • Learn from your calculator usage

Privacy: No data is sent to our servers. Everything stays on your device.

Annuity Growth Calculator

Project how your annuity contributions grow over time with compound interest

This calculator helps you project the future value of an annuity during the accumulation phase. See how regular contributions and compound interest can grow your retirement savings over time.

📈 Compound Growth

Watch your money grow exponentially through the power of compound interest and regular contributions.

⏰ Time Advantage

The earlier you start contributing, the more dramatic your growth becomes over time.

🎯 Goal Planning

Plan for retirement, education, or any long-term financial goal with realistic growth projections.

Investment Inputs

01000000
050000
150
0%15%
%

Future Value after 20 years

$264,122
Total Contributions
$130,000
Investment Earnings
$134,122
Return on Investment
103.2%

Breakdown:

• Initial deposit growth: $10,000$33,102
• Contributions growth: $120,000$231,020

Growth Projection

Year-by-Year Breakdown

YearBalanceContributionsEarnings
1$16,815$6,000$815
3$31,733$6,000$1,682
5$48,548$6,000$2,659
7$67,501$6,000$3,760
9$88,864$6,000$5,001
11$112,943$6,000$6,400
13$140,085$6,000$7,977
15$170,677$6,000$9,754
17$205,160$6,000$11,757
19$244,028$6,000$14,015
20$265,278$6,000$15,250

About Annuity Growth

An annuity growth calculator helps you project how regular contributions grow over time with compound interest during the accumulation phase. This is useful for planning retirement savings, education funds, or any long-term investment goal.

The power of compound interest means your money grows exponentially over time. The earlier you start and the more consistently you contribute, the more dramatic the growth becomes.

Frequently Asked Questions

Common questions about the Annuity Growth Calculator

At a 6% annual return compounded monthly over 20 years, a $10,000 starting deposit with $500 monthly contributions grows to roughly $231,000–$245,000 depending on contribution timing and compounding assumptions. The calculator shows your exact projection and breakdown of contributions vs. earnings.

📊 Historical Market Data Sources

S&P 500 Historical Returns:

• Average annual return (1926-2024): ~10% nominal, ~7% inflation-adjusted
• Standard deviation: ~20% (indicating significant year-to-year volatility)
→ Source: NYU Stern - Historical Returns on Stocks, Bonds and Bills

Dividend Yields:

• S&P 500 average dividend yield: 1.5-2.0% (as of 2024-2025)
• Historical dividend growth rate: ~5.9% annually (1960-2024)
→ Source: S&P Dow Jones Indices

Bond Returns:

• 10-Year Treasury bonds: ~5% average annual return (1926-2024)
• Corporate bonds (investment grade): ~6% average annual return
→ Source: NYU Stern - Corporate Finance Data

Inflation Rate:

• Long-term average: ~3% annually (1926-2024)
• Recent (2020-2024): 2-8% range with 2022 peak at 8%
→ Source: Bureau of Labor Statistics - Consumer Price Index

Important: Past performance does not guarantee future results. Market returns vary significantly year-to-year. These are long-term historical averages.

⚠️ Important Disclaimer

This Annuity Growth Calculator provides estimates for educational and informational purposes only. Actual results may vary significantly based on individual circumstances, market conditions, regulatory changes, and other factors beyond the scope of this calculator.

The calculations and projections provided are based on assumptions and historical data that may not reflect future performance.Past performance does not guarantee future results.

This tool is not financial advice, tax advice, legal advice, or investment advice. For personalized guidance tailored to your specific situation, please consult with qualified professionals including:

  • Certified Financial Planner (CFP)
  • Certified Public Accountant (CPA) for tax matters
  • Licensed attorney for legal matters
  • Registered Investment Advisor (RIA) for investment decisions

Data Accuracy: All data sources, statistics, and rates were verified as accurate as of October 2025. Tax rates, market conditions, and other financial data change over time. Always verify current rates and consult official sources.

No Warranties: While we strive for accuracy, we make no warranties or guarantees regarding the accuracy, completeness, or reliability of any information provided. Use this tool at your own risk.