We don't have a published price list for opener installs specific to Howell, and giving you a number without knowing your drive type, horsepower, and whether the header needs rework would be a guess dressed up as a fact. What we can tell you is what moves the cost: chain versus belt drive, whether the existing rail and rail sensor wiring can be reused, and whether the bracket needs to be reinforced or rebuilt.
Howell's median household income runs about $84,045, a bit above the $81,772 average across the wider area we serve from Fenton, and in practice that shows up in which opener people choose - belt-drive units for a quieter garage are a more common ask here than the loudest chain drives. That's a preference, not a requirement; a chain drive still does the job.
For a full rundown of how we scope and price opener jobs, see the Fenton opener installation page. For other work we do around Howell, see our Howell service page.