Key Points and Summary on Columbia-Class: The U.S. Navy’s Columbia-class ballistic missile submarine program, the cornerstone of America’s future nuclear deterrent, is a “nightmare” of epic proportions.
-The $130 billion project to replace the aging Ohio-class “boomers” is drowning in massive cost overruns and years-long production delays.
-The lead boat, USS District of Columbia, won’t be in service until 2031, creating a potential gap in the nation’s most critical sea-based strategic asset.
-This crisis highlights the dire state of the U.S. submarine industrial base, which is struggling to keep pace as China’s naval power surges.
Can the Columbia-Class Be Fixed?
The Columbia-class subs (previously known as the Ohio Replacement Submarine and SSBN-X Future Follow-on Submarine projects) certainly look like world beaters in concept.
For starters, their physical size alone will make them an impressive sight to behold: a hull length of 560 feet and a submerged displacement of 20,810 long tons, making them the largest submarines to come out of a US shipyard.
As noted by the Submarine Industrial Base Council (SIBC) information page, the Columbias are designed with a 42-year service life in mind, made by a possible a reactor that eliminates for the need mid-life reactor refueling overhaul (a process that typically takes two years); conceivably, this could save an estimated $40 billion USD over the life of the class.
Conceivably (that word again), further significant costs savings (in the areas of construction, operations, and maintenance) would be made possible by the reconfiguration of the boats’ armament configuration, with 16 SLBM launch tubes as opposed to the 24 tubes on the current Ohio-class SSBNs.
Now, granted, that’s a one-third reduction in the *quantity* of launch tubes, but the Columbia boats still have plenty of *quality* of armament, to the tune of Trident D5 SLBMs (starting with the ninth ship in the class, these will be upgraded to the D5LE2) and backed up by twin torpedo tubes packing the MK 48 heavyweight torpedo.
Ergo, ideally, it should only take 12 Columbias to replace the 14 Ohios and give more proverbial bang for the buck.
So far so good, right? Sounds ideal, right?
Columbia-Class Drama: Problems with the Program
Nonetheless, the Columbia program, which sounds marvelous in theory, is drowning and flailing in practice due to massive expenses and production delays.
Just how severe are these delays and expenses?
As one of my colleagues, Dr. Brent M. Eastwood notes in a 25 March 2025 article titled “The Navy Wants More Columbia-Class Missile Submarines (But There’s a Catch),” “The Navy plans to spend $130 billion to purchase 12 Columbia-class nuclear-powered ballistic missile submarines. However, the first submarine is estimated to arrive over a year behind schedule and cost hundreds of millions of dollars more than planned.”
As for the production delays, construction on the first ship of the class, the USS District of Columbia (SSBN-826) began on 1 October 2020, but the vessel isn’t scheduled to enter service until 2031; meanwhile, the Chinese People’s Liberation Army Navy (PLAN) continues to expand and modernize its own submarine fleet.
The production delays in the Columbia-class are just one variable in a larger bothersome equation affecting the US Navy’s ambitions.
As Indo-Pacific (INDOPACOM) Commander Admiral Samuel j. Paparo Jr. told his audience at the McCain Institute’s annual Sedona Forum back on 2 May, the PLAN churns out six combat naval ships annually, compared with the 1.8 manufactured in the US; diving deeper into those sobering stats, the Admiral noted that Beijing produces two submarines a year for every 1.4 made in America.
The Navy brass is hoping to rectify these lagging numbers , via the so-called “1+2+Sustainment by 2028” plan and the ongoing BuildSubmarines employment recruiting push. The goal is to boost submarine production to three per year—one Columbia and two Virginia-class SSNs—by 2028. Time will tell if these lofty production goals are achieved.
What’s the Solution? Stick with the Ohio-Class?
Cancellation of the Columbia-Class is not an option, as they’re needed to upgrade the USN SSBN fleet and keep up with China and Russia.
So then, can the U.S. Navy simply continue to rely on the venerable and battle-proven Ohio class boats in the meantime?
The problem, according to my colleague Steve Balestrieri, is that “the Ohio-class boats will be 42 years old, possibly older.” In other words, those grand old underwater behemoths are simply getting too long in the proverbial tooth.
Which just further underscores the urgency of the SECDEF’s and POTUS’s initiatives as well as the “1+2+Sustainment by 2028” plan and the BuildSubmarines effort.
About the Author: Christian D. Orr, Defense Expert
Christian D. Orr is a Senior Defense Editor. He is a former Air Force Security Forces officer, Federal law enforcement officer, and private military contractor (with assignments worked in Iraq, the United Arab Emirates, Kosovo, Japan, Germany, and the Pentagon). Chris holds a B.A. in International Relations from the University of Southern California (USC) and an M.A. in Intelligence Studies (concentration in Terrorism Studies) from American Military University (AMU).
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