An analysis found that 2 to 5 bitcoin (BTC) may be needed to raise retirement funds around 2030, depending on bitcoin price scenarios and withdrawal rates.

On Tuesday, blockchain media outlet BeInCrypto reported that expanding institutional investment is fueling optimism on bitcoin, but volatility risks remain large in designing retirement funds with bitcoin alone.

The key question is how far bitcoin prices can rise in the next few years. The most aggressive scenario among current forecasts came from asset manager VanEck. Matthew Sigel (매슈 시걸), head of digital asset research at VanEck, presented bitcoin reaching $1 million by 2031 as the firm’s “base scenario”. Demographic shifts and steady institutional buying were cited as main drivers.

More conservative forecasts that still assume gains were also raised. Standard Chartered, Bernstein and Fundstrat put their end-2026 bitcoin price targets in a $120,000 to $250,000 range. In longer-term forecasts, Michael Saylor put $1 million, and Ark Invest led by Cathie Wood put $1.2 million in 2030.

As a benchmark for retirement-fund calculations, the widely used “4 percent rule” in traditional finance was cited. The calculation is that about $2.5 million in assets is needed to withdraw $100,000 a year adjusted for inflation. Under that standard, if bitcoin is priced at $500,000 in 2030, 5 BTC would allow withdrawals of about $100,000 a year.

A more aggressive model reflecting bitcoin’s upside potential was also presented. Applying a 6 to 8 percent withdrawal rate discussed at the Bitcoin 2026 conference, the calculation showed a 35-year-old investor would need 4.41 BTC to build retirement funds of $100,000 a year adjusted for inflation by 2030.

Markets cite broader participation by institutional investors as a factor increasing the realism of the bitcoin retirement thesis. The New York State Common Retirement Fund and the Texas Teacher Retirement System recently increased their stakes in Strategy to expand indirect exposure to bitcoin. Ohio, California’s CalPERS and a Louisiana pension plan also disclosed similar exposure in recent reports. Some institutions suffered temporary losses due to volatility in Strategy shares, but are maintaining positions as a medium-term investment.

In the United States, a regulatory environment that expands access to bitcoin in 401(k) retirement plans and individual retirement accounts (IRAs) was also mentioned. Another view presented was that such inclusion decisions themselves carry symbolic significance, given public pensions typically allocate funds with a 20 to 30 year horizon and go through strict approval procedures.

Risk factors are clear. Bitcoin has previously recorded declines of more than 70 percent in past cycles. That clashes with retirement planning, which involves fixed monthly spending.

In the short term, the possibility of additional volatility was also raised. Economist Peter Brandt said an “investable low” could appear ahead of a new bull market between September and October 2026. If the most pronounced cyclical pattern of the past 15 years continues, he said the next peak could be between $300,000 and $500,000.

Traditional finance presents diversification as the basic solution. The Motley Fool proposed limiting bitcoin to within 1 to 5 percent of a total portfolio for investors nearing retirement. The allowed weighting varies depending on an individual’s risk tolerance and investment horizon.

Ultimately, the variable is the actual investment period. With 5 to 10 years left to invest, there is relatively more room to withstand volatility. Investors who need to cash out within a short period will find it difficult to absorb large price swings.

The calculation is meaningful in that it gauged whether bitcoin can be viewed as a retirement asset based on price forecasts, withdrawal rates and investment horizons. It also showed again that even as institutional inclusion grows, high volatility and the principle of diversification remain key variables in actual retirement planning.