Calhoun and her sister ship were ordered on 21 December 2018. On 12 November 2019, 100 tons of her steel had been cut. As of July 2021, she was more than halfway through her construction schedule. After the planned ceremony was delayed in 2020, her keel was formally authenticated on 23 July 2021. Calhoun was launched on 2April 2022 and christened on 4 June 2022. Ingalls Shipbuilding announced on August 2, 2023 that Calhoun completed her acceptance sea trials. Calhoun was delivered to Coast Guard Base Charleston and commissioned on April 20, 2024.