1sᴛ Mᴀʀɪɴᴇꜱ Dɪᴠɪꜱɪᴏɴ #3152286
Description
"The Old Breed" The 1st Marine Division is a Marine infantry division of the United States Marine Corps headquartered at Marine Corps Base Camp Pendelton, California. It is the ground combat element of the I Marine Expeditionary Force. It is the ground combat element of the I Marine Expeditionary Force BATTALIONS AND REGIMENTS: Headquarters Battalion 1st Marine Regiment 5th Marine Regiment 7th Marine Regiment 11th Marine Regiment 1st Tank Battalion 1st Reconnaissance Battalion 1st Combat Engineer Battalion 3rd Combat Engineer Battalion 3rd Assault Amphibian Battalion Commanding Officer: Executive Officer: Sergeant Major:
Written by the group; not a statement by this register.
Membership history
Growth
Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.
| Measured (UTC) | Members | Change |
|---|---|---|
| 27 Aug 2026, 01:44 | 3 | first reading |
Ownership
Owned by @GenDavidHBerger as measured.
Members we’ve seen
@GenDavidHBerger — Cᴏᴍᴍᴀɴᴅᴀɴᴛ Oғ Tʜᴇ Mᴀʀɪɴᴇ Cᴏʀᴘs (rank 255)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Related groups
Groups whose measured members overlap with this one — a sample from our membership graph.
Open data
Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)
Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.