Green Bay's first accessory dwelling unit permit
Summary
A homeowner at 123 Joan Avenue wants to add a 691-square-foot mother-in-law suite with its own entrance and utilities. The approval sets the city's first precedent under its ADU rules, which require owner occupancy, cap size at 1,000 square feet, and bar short-term rental use of the ADU.
At a glance
- Total mentions
- 1
- Last 30 days
- 0
Last discussed Apr 13, 2026.
Impact analysis
Adds housing flexibility and potential rental income for the property owner without city cost.
The Kopke family gains flexible housing for family members, and the city gets a template for future ADU requests.
Mentions & discussions (1)
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