Air Force/Space Force ROTCDrill TeamColor GuardAir Force ROTC at Ohio State University-Main Campus
Detachment 643 Ohio State University-Main Campus · Buckeyes · 643
The Buckeyes has commissioned U.S. Air Force and U.S. Space Force officers from Ohio State University-Main Campus since 1947.
About this program
Headquartered on the Ohio State University-Main Campus campus in Columbus, Detachment 643 Ohio State University-Main Campus is the local accession point into the U.S. Air Force and U.S. Space Force. Founded in 1947, the unit has graduated officers across every major service era since.
Sister-school participation is a real piece of this detachment. Cadets from Otterbein University, Capital University, Franklin University, and Columbus State Community College contract through Detachment 643 Ohio State University-Main Campus and travel to Ohio State University-Main Campus for the military-side requirements while keeping their core degree at the partner.
On the scholarship side: AFROTC HSSP Type 1 (full tuition), AFROTC HSSP Type 2 ($18k cap), AFROTC HSSP Type 7 (in-state) are all live channels at Detachment 643 Ohio State University-Main Campus. Academically, Ohio State University-Main Campus is well-regarded for international affairs and language study — a track that pairs well with ROTC's emphasis on technical and leadership majors.
Scholarships available here
Tuition + fees capped at $18,000/yr, plus $900/yr textbook allowance and monthly stipend ($300-$500); may convert to a housing scholarship (up to $10,000/yr). AY27-28 minimums: SAT 1310 / ACT 28 / CLT 93, GPA 3.3. Window: July 1 - December 11, 2026. Award type is fixed at selection - no upgrades.
Service obligation: 4 years
In-College Scholarship Program for freshmen/sophomores already enrolled in AFROTC. Merit-based with fall and spring selection phases; same capped/uncapped structure as HSSP plus the $10,000/yr housing conversion. The General Charles McGee Leadership Award (CMLA) covers non-scholarship cadets who receive an enrollment allocation.
Service obligation: 4 years
Tuition + fees capped at $36,000/yr, plus $900/yr textbook allowance and monthly stipend ($300-$500); may convert to a housing scholarship (up to $10,000/yr). Type 4 replaced the old in-state Type 7 award in the current HSSP structure. AY27-28 minimums: SAT 1310 / ACT 28 / CLT 93, GPA 3.3. Window: July 1 - December 11, 2026.
Service obligation: 4 years
Full tuition with no cap + $900/yr textbook allowance + monthly stipend ($300 freshman to $500 senior); may convert to a housing scholarship (up to $10,000/yr). Most competitive tier. AY27-28 minimums: SAT 1310 / ACT 28 / CLT 93, unweighted GPA 3.3, single test sitting. Window: July 1 - December 11, 2026; two boards (Oct 2026, Mar 2027). 4-year active-duty obligation (longer for rated career fields).
Service obligation: 4 years
Cross-town & partner schools served
Students at these schools can commission through Detachment 643 Ohio State University-Main Campus by commuting to Ohio State University-Main Campus.
Cross-enroll students take Aerospace Studies courses at Ohio State University-Main Campus.
Cross-enroll students take Aerospace Studies courses at Ohio State University-Main Campus.
Cross-enroll students take Aerospace Studies courses at Ohio State University-Main Campus.
Cross-enroll students take Aerospace Studies courses at Ohio State University-Main Campus.
Cross-enroll students take Aerospace Studies courses at Ohio State University-Main Campus.
Contact & location
Email: afrotc@osu.edu
Phone: 614-292-5441
Site: https://afrotc.osu.edu
Located at: Ohio State University-Main Campus, Columbus, OH 43201
Air Force ROTC FAQ
Where is Detachment 643 Ohio State University-Main Campus located?
Detachment 643 Ohio State University-Main Campus is hosted at Ohio State University-Main Campus in Columbus, Ohio. The detachment's training events, classes, and PT all run on the Ohio State University-Main Campus campus.
Which colleges and universities can attend Detachment 643 Ohio State University-Main Campus?
In addition to Ohio State University-Main Campus, students enrolled at Otterbein University, Capital University, Franklin University, Columbus State Community College, and Ohio Dominican University can contract through Detachment 643 Ohio State University-Main Campus via cross-town agreements. Cross-town cadets keep their primary academics at the partner school and travel to the host for ROTC-side coursework.
What scholarships are available through Detachment 643 Ohio State University-Main Campus?
AFROTC cadets at this detachment compete for AFROTC HSSP Type 1 (full tuition), AFROTC HSSP Type 2 ($18k cap), AFROTC HSSP Type 7 (in-state), ICSP (in-college). National awards apply out of high school; on-campus side-loads kick in once a cadet is enrolled and contracted.
What's the AFROTC summer training for cadets at Detachment 643 Ohio State University-Main Campus?
Between sophomore and junior year, cadets compete for slots at AFROTC Field Training at Maxwell AFB — the gate that converts a GMC cadet into a POC contracted cadet.
How big is the corps at Detachment 643 Ohio State University-Main Campus?
Public corps-size figures aren't always published year-to-year; AFROTC detachments in this size class generally carry between several dozen and a few hundred contracted cadets depending on host enrollment.
What's the commissioning path through Detachment 643 Ohio State University-Main Campus?
Cadets who complete the four-year AFROTC curriculum and meet medical, fitness, and academic standards commission as officers in the U.S. Air Force and U.S. Space Force. The detachment reports through Air Force ROTC (Holm Center).
Can students at other schools join Detachment 643 Ohio State University-Main Campus?
Yes — Detachment 643 Ohio State University-Main Campus accepts cross-town and partner students from 5 other institutions, including Columbus State Community College, Franklin University, Ohio Dominican University, Capital University. See the cross-town options for distance and enrollment paths.
Can I commission through Detachment 643 Ohio State University-Main Campus as any major?
Air Force programs accept students from most academic majors at Ohio State University-Main Campus. Some scholarships and commissioning options (e.g., nursing, engineering, foreign-language) carry major requirements — confirm with the unit before declaring.
Interested in Detachment 643 Ohio State University-Main Campus?
Send your details and the cadre can reach out about visits, scholarships, and next steps.
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