Professional contractors complete basement framing in three to five days, depending on the size and complexity of your space. Projects with simple, open layouts progress faster than those with multiple rooms and corners. DIY framers should expect the job to take significantly longer, potentially seven to 10 days or more, depending on experience level and available time. The timeline doesn't include other aspects of basement finishing like drywall installation, electrical work, or finishing touches, which extend the overall renovation schedule.