Firsthand Bitcoin · Data · Bitcoin miners
Data / Blockchain size / 2021
The size of the full bitcoin blockchain in gigabytes.
Blockchain size opened 2021 at 319.1 GB (January 1, 2021) and closed at 383.0 GB (December 31, 2021), up 20.0%. The high was 383.0 GB on December 31, 2021 and the low 319.1 GB on January 1, 2021.
| Month | Month end |
|---|---|
| January 2021 | 325.0 GB |
| February 2021 | 330.4 GB |
| March 2021 | 336.5 GB |
| April 2021 | 341.9 GB |
| May 2021 | 347.9 GB |
| June 2021 | 352.5 GB |
| July 2021 | 357.1 GB |
| August 2021 | 361.9 GB |
| September 2021 | 366.8 GB |
| October 2021 | 372.4 GB |
| November 2021 | 377.6 GB |
| December 2021 | 383.0 GB |
Everything a full node stores. It grows by roughly a block’s worth every ten minutes, a little under 100 GB a year at today’s block sizes.
Other years: 2026 · 2025 · 2024 · 2023 · 2022 · 2020 · 2019 · 2018 · 2017 · 2016 · 2015 · 2014 · 2013
Also in 2021: Bitcoin price · Distance from the all-time high · 200-day and 200-week averages · Network hashrate · Mining difficulty · Difficulty adjustments · Fees paid to miners · Transactions per day · Hashprice · Miner revenue · Bitmain releases and the bitcoin price · Break-even electricity price