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About Atterbury-Muscatatuck

Atterbury-Muscatatuck encompasses 36,000 acres of training and maneuver area centrally positioned in the U.S. in south-central Indiana and located within Jennings, Johnson, Bartholomew and Brown Counties. In addition, approximately 1,000 acres of air-to-ground range and light maneuver area is available at Jefferson Proving Ground. Our training sites and test bed are adjacent to the Interstate 65 corridor, with major nearby cities including Indianapolis to the north, Cincinnati to the east and Louisville to the south.

Atterbury-Muscatatuck Training Center serves as a major training site for individual, collective, and joint operations providing realistic venues for live, virtual and constructive training and testing events in order to increase training readiness, attract commercial defense industry participation and build strategic partnerships. On order, activate as a Mobilization Force Generation Installation in support of FORSCOM and Combatant Commander requirements.

Atterbury-Muscatatuck has three primary mission areas: (1) provide traditional training and testing support to ARNG, Active, Reserve and Joint Forces as a proposed Regional Collective Training Capability (RCTC) installation; (2) provide users with state-of-the-art multi-domain training opportunities; (3) on order, serve as a Primary Mobilization Force Generation Installation (pMFGI) as identified by FORSCOM.

Camp Atterbury (CAIN) consists of more than 34,000 acres. This includes approximately 26,000 acres of maneuver training space, a 6,000-acre impact area, urban training venues, the Atterbury Rail Deployment Facility (ARDF) and much more . Ranges and facilities support Infantry and Stryker brigade-sized elements and division-level warfighter exercises. Click here for more about Camp Atterbury

Muscatatuck Urban Training Center (MUTC) offers users a globally unique, urban and rural, multi-domain operating (MDO) environment that is recognized as the Department of Defense’s (DOD’s) largest urban training facility serving those who work to defend the homeland and win the peace. Muscatatuck is a real city that includes a built physical infrastructure, dense urban terrain (DUT), a well-integrated cyber-physical environment, an electromagnetic effects system and human elements. Muscatatuck’s urban terrain touches all five domains – land, airspace, cyberspace, maritime, and space – plus the electromagnetic spectrum and the information environment. MUTC provides user-defined complexity for training and developmental test bed events that are cost-efficient and include extensive customer support. Click here for more about Muscatatuck


Atterbury-Muscatatuck Training Center Commander

Col. Michael Grundman

COL Mike Grundman headshotA native of Vincennes, Indiana, Colonel Michael Grundman was commissioned in 1995 with a basic branch of infantry through the Indiana University Reserve Officer Training Corps, and is currently assigned as the Commander, Camp Atterbury, Indiana.

Col. Grundman earned a bachelor’s degree from Indiana University and is a Distinguished Graduate of the U.S. Army War College, earning a Masters of Strategic Studies degree in 2020.
Col. Grundman’s operational experience includes three tours in Iraq and Afghanistan with assignments as an infantry battalion operations officer where he participated in Operation Iraqi Freedom's invasion and counterinsurgency campaign, a battlefield surveillance brigade operations officer during Operation New Dawn, and Senior Advisor to the Afghan 215th Corps during Operation Resolute Support.
Col. Grundman previously commanded 2nd Battalion -151st Infantry and the 138th Regiment (Combat Arms). His awards include the Bronze Star with two oak leaf clusters, Meritorious Service Medal with 2 oak leaf clusters, Army Commendation Medal with 4 oak leaf clusters, the Army Achievement Medal with 5 oak leaf clusters, and the Combat Infantryman Badge.

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Atterbury-Muscatatuck Garrison Command Sergeant Major

CSM Tyrone Eugene Benham, Jr.

CSM Tyrone Eugene Benham, Jr. headshot

CSM Tyrone Eugene Benham, Jr. was appointed Command Sergeant Major of Camp Atterbury-Muscatatuck on October 15, 2018. His primary focus is to provide venues for live, virtual, and constructive (LVC) training events in order to build strategic partnerships and increase unit readiness and deployability for all local, state and federal customers.

CSM Benham began his military career in 1989 and was assigned as a rifleman to A Co. 2-153rd Infantry Battalion, Arkansas Army National. In 1990, he transferred to C Co. 1-151st Infantry Battalion, Indiana Army National Guard. He has served in numerous command and leadership positions during his career. Among these are the sergeant major for the Indiana CERFP, Operations sergeant major for the 81st Troop Command and command sergeant major for the 1-152 Cavalry Squadron. He deployed with the 76th Infantry Brigade Combat Team  as an embedded trainer in support of Operation Enduring Freedom and also in support of Operation Iraqi Freedom.

In 2014, he earned a bachelor of science in business management from Kaplan University.


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Atterbury Switchboard
PO Box 5000, Bldg 127
Edinburgh, IN 46124

Atterbury Unit Training Scheduling
812-526-1678 or Ext. 1170
Edinburgh, IN 46124
Email Us

Atterbury-Muscatatuck Protocol Office
812- 526-1276
Building 1
Headquarters Road

Switchboard: 812 458-8780
PO Box 77
Butlerville, IN 47223

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