Determining how much you need to retire is one of the most critical financial questions you will face, yet the answer varies significantly based on your individual lifestyle and goals. Most financial experts suggest that you will need to replace between 70% and 90% of your pre-retirement annual income to maintain your current standard of living. This estimation accounts for the fact that while some costs like commuting and payroll taxes will disappear, other expenses—most notably healthcare and leisure activities—are likely to increase as you age.

A popular baseline for calculation is the “25x Rule,” which suggests that you should aim to save 25 times your expected annual expenses. For example, if you anticipate needing $60,000 per year in addition to Social Security benefits, your target “nest egg” would be approximately $1.5 million. This rule works in tandem with the “4% Rule,” a guideline suggesting that if you withdraw 4% of your total savings in the first year of retirement and adjust for inflation thereafter, your portfolio has a high probability of lasting at least 30 years.

Age-based milestones offer another way to track whether you are on the right path throughout your career. Many financial institutions recommend having one times your annual salary saved by age 30, three times by age 40, six times by age 50, and ten times by the time you reach age 67. These benchmarks provide a sense of urgency and a roadmap for those who may feel overwhelmed by the final seven-figure goal, allowing for incremental adjustments to savings rates as earnings increase over time.

Beyond simple math, your personal health and desired activity level play a massive role in your final number. If you plan to travel extensively or relocate to a high-cost city, you may need a higher replacement ratio, perhaps closer to 100% of your working income. Furthermore, with healthcare costs for a retired couple often reaching six figures over the course of their retirement, many planners now suggest building a specific “medical buffer” into your savings to cover long-term care or out-of-pocket costs not met by Medicare.

Finally, it is essential to account for external factors like inflation and market volatility, which can erode the purchasing power of your savings. Utilizing a diverse investment strategy that includes stocks, bonds, and cash can help protect your portfolio against sudden downturns. Regularly reviewing your plan with a financial advisor ensures that your targets remain realistic as the economic landscape and your personal priorities evolve, ultimately providing the peace of mind needed to transition smoothly into your post-work years.

Source: Fidelity Investments, “How much do I need to retire?” (2026).