Watch GT first.
Marine Corps MOS guide
0321 Reconnaissance Marine ASVAB score requirements
Score target and study focus for Marine Corps 0321.
0321
In demandMarine Corps MOS score brief
Reconnaissance Marine
ASVAB line score targetGT 105+
Supports Marine ground combat, reconnaissance, weapons, field operations, or special operations paths. This MOS is in the Infantry field; use the guide to connect its score target with the right ASVAB subjects.
Reconnaissance Marine can fit students who want a Marine Corps role in infantry and are ready to verify current contract options with a recruiter.
Technical, operations, logistics, security, aviation, public-service, or administrative paths depending on the MOS field.
Study first
Focus these areas
- Build word knowledge, paragraph comprehension, arithmetic reasoning, mechanical comprehension before comparing this MOS against your score report.
- Keep AFQT inputs stable while you raise the Marine Corps line-score areas tied to this role.
Daily work
What you may do
- Work on reconnaissance marine duties in the Marine Corps infantry field.
- Follow unit procedures, equipment standards, reporting routines, and mission-readiness checks tied to the MOS.
0321 Marine Corps MOS FAQ
Common Reconnaissance Marine ASVAB questions
What ASVAB score do you need for Marine Corps 0321 Reconnaissance Marine?
GT 105+ is the planning target shown on this MeritMarch guide. Treat it as study guidance, not a contract promise, because Marine Corps MOS access, openings, waivers, medical qualification, and recruiter guidance can change.
What does a Marine Corps 0321 Reconnaissance Marine do?
Supports Marine ground combat, reconnaissance, weapons, field operations, or special operations paths. This MOS is in the Infantry field; use the guide to connect its score target with the right ASVAB subjects.
Which ASVAB sections should I study for 0321?
Start with the subjects behind GT 105+: Word Knowledge, Paragraph Comprehension, Arithmetic Reasoning, Mechanical Comprehension. If your AFQT is not stable yet, keep Arithmetic Reasoning, Math Knowledge, Word Knowledge, and Paragraph Comprehension in the plan too.
Is 0321 guaranteed if I meet the score target?
No. ASVAB line scores are only part of Marine Corps MOS access. Current openings, contract options, medical standards, citizenship, security screening, waivers, and Marine Corps needs can all affect availability.
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Sources and official confirmation
Line-score target shown on this page: GT 105+. Current Marine Corps MOS access still depends on official policy, openings, medical qualification, background screening, waivers, citizenship, and recruiter guidance.
Sources reviewed May 9, 2026: Marines MOS fields, Marine Corps FY26 MOS Manual NAVMC 1200.1L, Marines general requirements, Operation Military Kids Marine Corps MOS ASVAB table.