Thomas Fleming received honors and awards from a long list of organizations including the Colonial Dames of America, the National Catholic Press Association, the New Jersey Historical Commission and the American Association for State and Local History.
He also received Boston University’s Burack Award for Lifetime Achievement in American History and the Union League Club of New York’s Abraham Lincoln Award for Outstanding Contributions to American Literature.
In a tribute to his gifts as an historian, the American Revolution Round Table of Philadelphia named its annual book prize the Thomas Fleming Award.
Fleming was on the board of George Mason University’s History News Network, where he published his popular series, Channeling George – startling conversations with the greatest Founding Father, as he views American history from Elysium.
In 2011, Thomas Fleming signed a contract with Donna Carpenter, chairman and CEO of New Word City LLC, to publish a selection of his writings electronically. The selection includes some of his outstanding articles from American Heritage, MHQ: The Quarterly Journal of Military History, New York, and other magazines.
New Word City has already published on-line editions of two of Fleming’s most successful books, Liberty Tavern and One Small Candle, The Pilgrim’s First Year in America. Liberty Tavern sold a million copies. One Small Candle sold steadily for over 25 years.
Thomas Fleming received the Gomez Mill House 2012 Pioneer Award. In accepting the award, Fleming discussed how "spiritual pioneering" had led him from his Irish-American youth to an exploration of the Revolutionary era, where he discovered that brotherhood was a crucial part of the experience.
In February 2013, The Morristown N.J. Chapter of the Daughters of the American Revolution presented Thomas Fleming with the DAR's gold History Award Medal "in recognition of contributions that significantly advance the understanding of our nation's past."
|In May 2014, A Disease in the Public Mind was named the 2013 winner of "The Best American History Book" by The Colonial Dames of America. The award was presented to Thomas Fleming at a luncheon at the Cosmopolitan Club in New York City. Previous winners of the annual award include David McCullough, David Hackett Fischer and Carol Berkin.|