Expect 12-20 months total from start to finish.
Site plan approval takes 4-6 months, building permits add another 1-2 months, then 4-8 months construction.
You’ll need a surveyor, architect, and possibly structural engineer.
Professional fees typically run $10,000-20,000 just for approvals.
The process is complex and slow – don’t expect quick results, but the rental income potential makes it worthwhile for many homeowners.
