Lauren Hope Caldwell was born on May 22, 2000, to Paul and Christina Caldwell. She was the couple's second child, and they went on to have five more children after her.
As a young child, Lauren lived in Woodbridge, VA, where her father was a pastor at Heritage Baptist Church. In 2008, her father was sent by Baptist International Missions, Inc. to plant a church in Fayetteville, AR. Lauren has lived there with her family since then.
Lauren was homeschooled growing up. In July of 2019, when Lauren was 19 years old, her family shared that they had recently celebrated her high school graduation at a party a the Duggar house. The hashtag #betterLateThanNever suggests that the party took place "late" compared to when she completed her schooling.
On October 15, 2020, Lauren's parents announced on their Instagram page that Lauren is engaged to Titus Hall. It is unknown when the two of them started courting. They got engaged October 8, 2020.