Basement Finishing Costs in Wilmington
A basement finishing project in Wilmington, Massachusetts typically runs $20K–$33K for a basic job, $33K–$59.5K for a mid-range project, and $59.5K–$99K or more for a high-end finish.
These figures are adjusted for local labor and material costs. Wilmington prices run above the Massachusetts baseline (a local cost index of 1.32×, based on an average of $463 per square foot), so estimate accordingly.
For resale, a basement finishing project typically recovers about 65–75% of its cost — well-targeted, mid-range work usually returns more than the most expensive options. If you're renovating to sell in Wilmington, focus on the improvements buyers notice most.