ADU Permit Requirements in Fremont, MI
Split jurisdiction: Newaygo County Building Department issues building, electrical, mechanical, and plumbing permits under the 2015 Michigan Residential Code. City of Fremont issues zoning permits under the Fremont Community Joint Zoning Ordinance (shared with Dayton Township and Sheridan Charter Township). City Hall: 101 E Main Street, Suite 1, Fremont, MI 49412, (231) 924-2101, https://www.cityoffremont.net/375/Permits-Forms. Zoning fees (2025): new single-family $50, additions/accessory $30, ROW/driveway/curb $50. Septic permits handled by District Health Department #10 at (231) 689-7300. Driveways on county roads require a separate permit from Newaygo County Road Commission at (231) 689-6682. No online permit portal; paper applications by mail or in person at the White Cloud office.
By Joey, Founder · Last verified April 19, 2026 · How we research →
When you need a ADU permit in Fremont
A detached accessory dwelling unit (ADU) requires building, plumbing, electrical, and mechanical permits from Newaygo County. Confirm City of Fremont zoning allows ADUs by calling the City of Fremont Zoning Officer at (231) 924-2101. Septic capacity must be reviewed by District Health Department #10 at (231) 689-7300.
An attached ADU (in-law suite, garage conversion with kitchen) requires building, plumbing, and electrical permits from Newaygo County. Septic capacity must be reviewed by District Health Department #10 at (231) 689-7300 if on septic.
ADU Permit Costs: Fremont vs. Nearby
Fremont comes in on the low side for Michigan. You're looking at $400 – $1,500 here, compared to the state average of $741 – $3,833.
| City | Estimated Fee |
|---|---|
| Fremont | $400 – $1,500 |
| Detroit | $500 – $5,000 |
| Grand Rapids | $500 – $5,000 |
| Warren | $500 – $5,000 |
Fees shown are estimates based on local building code data. Actual fees may vary based on project scope and valuation. See all Fremont permit costs →
Zoning Considerations
ADU regulations vary dramatically by state and city. Many states (CA, OR, WA) have preemption laws that override local zoning restrictions. Check both state law and local zoning before designing.
Estimated Project Timeline in Fremont
Here's a typical timeline for a adu project in Fremont, MI:
Timeline is based on Fremont's typical about 4 weeks permit processing time. Actual timelines vary by project complexity, completeness of application, and current department workload.
Need an ADU permit in Fremont, MI?
Answer a few quick questions for a personalized answer about your specific project.
Check Now, Free →Building Department Contact
Frequently Asked Questions
Estimated permit fees for ADU projects in Fremont, MI range from $400 – $1,500. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller ADU projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Fremont can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for ADU permits in Fremont is about 4 weeks. More complex projects may take longer if plan review is required.
Learn More About ADU Permits
Read our complete guide covering permit requirements, costs, common exemptions, and the application process.
Read ADU Guide →