Built & running
MARA bitcoin mining site (Hannibal)
Also called: MARA Hannibal Data Center
MARA runs a bitcoin mining site near Hannibal that it bought in 2024. In late 2025 it was using 86 megawatts, with plans to reach about 100.
Where things stand: Running at 86 MW in September 2025, with 14 MW more planned.
🕒 Latest update (Oct 2025): MARA said the Hannibal site was running at full capacity, 86 megawatts.
What we know
- 📍 WhereHannibal area along the Ohio River, Ohio, Monroe County
- 🏢 CompanyMARA Holdings
- 🏛️ Owned byMARA Holdings
- 👤 Built forMARA (bitcoin mining)
- ⚡ Power it needs100 megawatts (about as much as 80,000 homes)
- 🔌 Where the power comes fromNext to a working power plant, per MARA
❓ Still unanswered
Nobody has answered these in public yet. Can you help find out?
- How loud is the site for neighbors? 🙋 I'll find out
- Does it get a tax break? 🙋 I'll find out
What happened so far
- Nov 5, 2024MARA bought the running Hannibal and Hopedale mining sites.
- Oct 2025MARA said the Hannibal site was running at full capacity, 86 megawatts.
🛰️ See it from above
An aerial photo of the area.
We only know the town, so this shows the town center, not the exact site. Photos: USGS The National Map.
Where this comes from
- MARA Adds 372 Megawatts of Capacity in Ohio · MARA Holdings · Nov 11, 2024
- MARA Announces Bitcoin Production and Mining Operation Updates for September 2025 · MARA Holdings · Oct 2025
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