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Bitcoin hits 20 million mined coins, last million may take 114 years

Bitcoin Hits 20 Million Milestone | Next Million Expected in 114 Years

By

Tomoko Yamada

Mar 10, 2026, 06:39 AM

3 minutes needed to read

A graphic showing a mining rig working on Bitcoin, with a counter displaying 20 million coins mined and a clock representing 114 years for the last million.

Bitcoin continues its steady climb. The digital currency reached 20 million coins mined in its 17-year history. The last 1 million coins are projected to take a staggering 114 years to mint, with the final coin's expected arrival between March 11 and 15, 2026.

This milestone underscores the asset's decreasing supply and growing scarcity. The math driving this slowdown is deliberate; Bitcoin's halving events cut the rate at which new coins enter circulation. As a result, each subsequent halving drastically reduces new supply, extending the timeline for the last coins to be mined.

"The halving schedule really is one of the most elegant pieces of monetary design ever created," noted one forum contributor.

From 450 BTC daily at the current issuance rate to just 30 BTC by the 2040s illustrates the shift in revenue dynamics for miners. Already, fees accounted for 30-60% of miner revenue on high-volume days in 2025. This will only rise as subsidies from new coins diminish.

The Scarcity Factor

Interestingly, estimates suggest that between 2.3 million to 3.7 million Bitcoin are permanently lost. This reduces the effective circulating supply to approximately 16 to 17.7 million coins. Contrary to general perceptions, Bitcoin's actual scarcity is sharper than most realize.

One commentator raised concerns about the impending revenue shift for miners:

"Fee dependence is going to be the stress test for Bitcoin security long term." As transaction fees become more crucial for maintaining network operations, questions loom over whether this model will sustain Bitcoin's security moving forward.

Key Insights into Bitcoin's Future

  • Projected final coin mining in 2105, with fractional issuance trickling until 2140.

  • 99% of Bitcoin's total supply expected to be mined by January 2035.

  • Discussions emphasize the importance of early adoption as new supply decreases.

This shift signals a broader transition in Bitcoin's economic model. While many remain bullish about its future, others express valid concerns regarding sustainability. As more people turn to Bitcoin, "scarcity math doesn’t lie," highlights a prevailing sentiment among supporters.

Will the fee structure reliably protect Bitcoin’s network as it transitions away from coin subsidies? Only time will provide clarity on this pressing issue.

Predictions on Bitcoin's Path Forward

As Bitcoin approaches a new era of scarcity, experts estimate around a 60% chance of heightened volatility in the coming years, primarily driven by a shift from coin subsidies to fee dependence for miners. With the last million coins likely to take over a century to mine, the ecosystem may evolve, pushing miners to rely more on transaction fees. This transition could significantly impact market dynamics, with potential revenue strain heightening as supply tightens. Moreover, there’s a strong chance that larger economic or regulatory shifts could accelerate changes in how Bitcoin functions, particularly as mainstream adoption increases. Understanding these trends could offer insights into investment strategies or community involvement moving forward.

A Fresh Perspective on Scarcity and Value

Reflecting on history, the digital gold rush resembles the California Gold Rush of the mid-1800s. Just as miners ventured westward, drawn by promises of fortune, many failed to find wealth but transformed the economic landscape. Similarly, Bitcoin has attracted a diverse group of people, eager for financial gain but also redefining currency and value. As miners adapt to new challenges and methods, the experience of those 19th-century prospectors teaches us that the journey, laden with ups and downs, can lead to broader changes in how we perceive and interact with wealth. Just like the nuggets of gold that fueled innovation and growth beyond mere mining, Bitcoin’s evolution may inspire new systems of value that extend beyond its initial design.