The block subsidy halves on a schedule written into the protocol, stepping down from 50 BTC per block at genesis. Because the schedule counts blocks rather than days, a future halving's date is an estimate that moves slightly with how fast blocks are found.
Projected for Apr 19, 2028 • 3.125 to 1.5625 BTC per block
The next Bitcoin halving is projected for Apr 19, 2028, 576 days from Sep 21, 2026. It cuts the block subsidy from 3.125 to 1.5625 BTC, taking annual issuance from about 164,250 to about 82,125 BTC. The date is an estimate. The schedule counts blocks rather than days, so it moves with how fast blocks are found.
Apr 19, 2024 • 6.25 to 3.125 BTC per block • closed that week at $65,649
The Bitcoin halving of Apr 19, 2024 cut the block subsidy from 6.25 to 3.125 BTC per block, taking annual issuance from about 328,500 to about 164,250 BTC. Bitcoin closed that week at $65,649. The confirmed cycle bottom before it was Nov 9, 2022 at $15,758, 527 days earlier. The confirmed cycle peak after it was Oct 6, 2025 at $124,824, 535 days later.
May 11, 2020 • 12.5 to 6.25 BTC per block • closed that week at $8,715
The Bitcoin halving of May 11, 2020 cut the block subsidy from 12.5 to 6.25 BTC per block, taking annual issuance from about 657,000 to about 328,500 BTC. Bitcoin closed that week at $8,715. The confirmed cycle bottom before it was Dec 15, 2018 at $3,185, 513 days earlier. The confirmed cycle peak after it was Nov 8, 2021 at $67,542, 546 days later.
Jul 9, 2016 • 25 to 12.5 BTC per block • closed that week at $663
The Bitcoin halving of Jul 9, 2016 cut the block subsidy from 25 to 12.5 BTC per block, taking annual issuance from about 1,314,000 to about 657,000 BTC. Bitcoin closed that week at $663. The confirmed cycle bottom before it was Jan 14, 2015 at $176, 542 days earlier. The confirmed cycle peak after it was Dec 16, 2017 at $19,641, 525 days later.
Nov 28, 2012 • 50 to 25 BTC per block • closed that week at $13
The Bitcoin halving of Nov 28, 2012 cut the block subsidy from 50 to 25 BTC per block, taking annual issuance from about 2,628,000 to about 1,314,000 BTC. Bitcoin closed that week at $13. The confirmed cycle peak after it was Dec 16, 2017 at $19,641, 1844 days later.