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Bitcoin by the numbers

Big, verifiable figures that load live from public sources. Data only.

Live dataData only

Live, verifiable figures about the Bitcoin network. Each one loads in your browser from a public source when the page opens, and each can be checked independently. Data only: nothing here is a forecast or a signal.

Last loaded: loading

Block heightLoadingThe number of the latest block. Source: mempool.space: REST API documentation: block height, hash rate, difficulty adjustment and fee estimates.
Blocks since genesisLoadingIncluding block 0, the genesis block of 3 January 2009. Source: mempool.space: Block 0, the genesis block (3 January 2009).
Days since genesisLoadingCounted from the genesis block timestamp. Source: mempool.space: Block 0, the genesis block (3 January 2009).
Supply issuedLoading. of the 21 million limit, computed from the issuance schedule and the current height. . still to be issued. Source: Bitcoin Core: block subsidy, Bitcoin Core: 21 million limit.
Blocks to the next halvingLoadingThe subsidy halves every 210,000 blocks; the next halving is at block 1,050,000. Source: Bitcoin Core: src/kernel/chainparams.cpp: halving interval of 210,000 blocks, 10 minute block target, two week retarget, genesis block.
Current block subsidyLoadingNew bitcoin created in each block, before fees. Source: Bitcoin Core: src/validation.cpp: GetBlockSubsidy, 50 BTC halved every 210,000 blocks.
Hash rate (3 day estimate)LoadingEstimated total computing power securing the network. Source: mempool.space: REST API documentation: block height, hash rate, difficulty adjustment and fee estimates.
DifficultyLoadingAdjusts every 2,016 blocks to keep blocks about ten minutes apart. Source: Bitcoin developer documentation: Block chain guide: proof of work, difficulty every 2,016 blocks, block subsidy.
Satoshis per poundLoading

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One bitcoin is 100,000,000 satoshis. Shown as a unit conversion only. Source: Bitcoin developer documentation: Glossary: one bitcoin equals 100,000,000 satoshis, CoinGecko: API documentation: price in US dollars and pounds, all-time high.
Satoshis per US dollarLoading

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The same conversion in US dollars. Source: Bitcoin developer documentation: Glossary: one bitcoin equals 100,000,000 satoshis, CoinGecko: API documentation: price in US dollars and pounds, all-time high.

If a source is unavailable, the figure says so instead of showing an old number.

See the formulas on GitHub

Where to go next

Sources

Primary sources only. Each link was checked on 29 October 2026. Rules change, so confirm the current version with your adviser.

  1. mempool.spaceREST API documentation: block height, hash rate, difficulty adjustment and fee estimates
  2. mempool.spaceBlock 0, the genesis block (3 January 2009)
  3. Bitcoin Coresrc/kernel/chainparams.cpp: halving interval of 210,000 blocks, 10 minute block target, two week retarget, genesis block
  4. Bitcoin Coresrc/validation.cpp: GetBlockSubsidy, 50 BTC halved every 210,000 blocks
  5. Bitcoin Coresrc/consensus/amount.h: COIN (100,000,000 satoshis) and MAX_MONEY (21 million BTC)
  6. Bitcoin developer documentationBlock chain guide: proof of work, difficulty every 2,016 blocks, block subsidy
  7. Bitcoin developer documentationGlossary: one bitcoin equals 100,000,000 satoshis
  8. CoinGeckoAPI documentation: price in US dollars and pounds, all-time high
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