Finance & Economics / Blockchain & Crypto

Remaining Bitcoin Supply Calculator

As of 2024, we are in halving epoch 4 (post-2024 halving)

How to Use

  • Enter the current halving epoch number
  • Calculator shows how much BTC has been mined vs. remaining
  • Bitcoin's maximum supply is capped at 21 million BTC
  • Approximately 99% will be mined by 2040
  • The last satoshi will be mined around 2140

Key Facts

• Total Supply: 21,000,000 BTC (fixed)

• Halving Interval: Every 210,000 blocks (~4 years)

• Current Epoch (2024): Halving 4 (3.125 BTC/block)

• Next Halving: 2028 (1.5625 BTC/block)