Blocks Mined
Number of new blocks mined per day on the Bitcoin network
| Property | Value |
|---|---|
| Category | Blockchain |
| Unit | Blocks |
| Resolution | 1d |
| Assets | BTC |
| Tier | Basic |
| API Endpoint | GET /v1/blockchain/blocks_mined |
| Field | blocks_mined |
Overview
Blocks Mined measures the total number of new blocks added to the Bitcoin blockchain within a single calendar day. As a fundamental network activity indicator, it reflects the operational tempo of Bitcoin's proof-of-work consensus mechanism and provides a direct window into mining dynamics, network health, and protocol-level behavior.
Bitcoin's protocol targets an average block interval of approximately 10 minutes, which translates to roughly 144 blocks per day under ideal conditions. However, the actual number of blocks mined fluctuates due to changes in total network hashrate between difficulty adjustment periods. When hashrate increases faster than difficulty can adjust (every 2,016 blocks, approximately two weeks), blocks are found more quickly, resulting in a higher daily count. Conversely, a sudden drop in hashrate — such as during miner capitulation events or regional mining bans — leads to fewer blocks per day until the next difficulty adjustment restores equilibrium.
Blocks Mined is closely related to Block Height, which provides the cumulative block count from which the daily figure is derived. When analyzed alongside Price, this metric can reveal important miner behavior patterns: rising block counts during price rallies often signal new hashrate coming online in pursuit of profit, while declining counts during bear markets may indicate miners shutting down unprofitable operations. Together, these metrics form the foundation for understanding Bitcoin's supply issuance schedule and network security posture.
Formula
- Block Height (today): The highest block number recorded on the Bitcoin blockchain at the end of the current calendar day (UTC).
- Block Height (yesterday): The highest block number recorded at the end of the previous calendar day (UTC).
- The result is a simple integer representing the net number of new blocks confirmed during the 24-hour period.
Interpretation
- ~144 blocks/day (130–155 range): Normal network operation. Hashrate and difficulty are well-balanced, and the protocol is functioning as designed with block intervals close to the 10-minute target.
- >155 blocks/day: Hashrate is growing faster than the current difficulty level accounts for. This typically occurs after a difficulty adjustment sets the bar too low relative to incoming mining power, or when new large-scale mining operations come online. Blocks are being found faster than the 10-minute target.
- <130 blocks/day: Hashrate has dropped below the level assumed by the current difficulty setting. This can signal miner capitulation, infrastructure outages, regulatory crackdowns affecting mining regions, or seasonal energy disruptions. The network is temporarily producing blocks slower than intended.
- Sustained elevation over multiple days: Suggests a structural increase in network hashrate and often precedes a positive difficulty adjustment. This is generally a bullish signal for network security and miner confidence.
- Sharp single-day drops followed by recovery: May indicate transient events such as pool outages, regional power disruptions, or network propagation issues rather than fundamental shifts in mining economics.
Use Cases
- Mining profitability analysis: Traders and miners monitor daily block counts to assess whether hashrate is expanding or contracting, which directly impacts mining revenue per unit of hashrate and informs decisions about deploying or retiring mining hardware.
- Difficulty adjustment forecasting: By tracking Blocks Mined over the current 2,016-block epoch, analysts can estimate the magnitude and direction of the upcoming difficulty adjustment, which affects network security and miner economics.
- Network health monitoring: Consistently low block counts serve as an early warning system for potential network stress, whether from hashrate migration, energy market disruptions, or geopolitical events affecting major mining regions.
- Supply issuance tracking: Since each block produces a fixed subsidy (currently 3.125 BTC post-April 2024 halving), the daily block count directly determines new Bitcoin supply entering circulation, making it essential for supply-side modeling and inflation rate calculations.
- Correlation with market cycles: Periods of elevated block production often coincide with bullish market sentiment as rising prices attract more mining investment, while declining counts can confirm bear market conditions and miner stress — providing a complementary on-chain signal for cycle analysis.
API Usage
curl -H "Authorization: Bearer YOUR_API_KEY" \
"https://api.blocklens.co/v1/blockchain/blocks_mined?start_date=2024-01-01&end_date=2024-12-31&limit=365"
Related Metrics
- Block Height — Total number of blocks mined in the Bitcoin blockchain
- Price — BTC market price