Basement Finishing Costs in Groton
A basement finishing project in Groton, Massachusetts typically runs $14.5K–$24K for a basic job, $24K–$43K for a mid-range project, and $43K–$71.5K or more for a high-end finish.
These figures are adjusted for local labor and material costs. Groton prices run near the Massachusetts baseline (a local cost index of 0.95×, based on an average of $333 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 Groton, focus on the improvements buyers notice most.