Dear Ms. Owen,
Thank you for posting your request to History Hub!
We searched the National Archives Catalog and located the series Subject Files, 1942-1946 in the Records of the Office of the Provost Marshal General (Records Group 389) that contains 4 files related to Camp McCain. The series Subject Correspondence Files Relating to the Construction of and Conditions in Prisoner of War Camps, 1942-1947 in Record Group 389 contains 2 files related to McCain as well. We also located the series Unclassified Decimal Files, 1941-1954 in Record Group 389 and the series General Correspondence, 1947-1954 in the Records of the Army Staff (Record Group 319) that each contain some records related to Camp McCain. The series General Correspondence, 1940-1948 in the Records of the Office of the Secretary of War (Record Group 107) contains 1 file related to Camp McCain. These records have not been digitized. Please contact the National Archives at College Park - Textual Reference (RDT2) at email@example.com for information about these records.
Next, we located the series Case Files Relating to Property Disposal, 1946-1949 in the Records of the War Assets Administration (Record Group 270) that contains 1 file related to Camp McCain. We also located the series Real Property Disposal Case Files, 1945-1953 in the General Records of the General Services Administration (Record Group 269) that contains 1 file related to Camp McCain. These records have not been digitized. You may contact RDT2 with any questions you may have about them or similar records.
Additionally, we located the series Published Topographic Maps, 1942-1972 in the Records of the Office of the Chief of Engineers (Record Group 77) that contains 2 files related to Camp McCain. These records have not been digitized. Please contact the National Archives at College Park - Cartographic (RDSC) at firstname.lastname@example.org for assistance with these records.
Plus, we located the series U.S. Army Signal Corps Photographs of Military Activity During World War II and the Korean Conflict, 1941-1954 that contains 1 file related to Camp McCain. These records have not been digitized. Please contact the National Archives at College Park - Still Pictures (RDSS) at email@example.com with any questions you might have about these or similar records.
Due to the COVID-19 pandemic and pursuant to guidance received from the Office of Management and Budget (OMB), NARA has adjusted its normal operations to balance the need of completing its mission-critical work while also adhering to the recommended social distancing for the safety of NARA staff. As a result of this re-prioritization of activities, you may experience a delay in receiving an initial acknowledgement as well as a substantive response to your reference request from RDT2, RDSC and RDSS. We apologize for this inconvenience and appreciate your understanding and patience.
We hope this information is helpful. Best of luck with your research!
I believe that some of the grounds of the base are still used today for the Mississippi National Guard Training Center.