Huron City Council weighs allowing detached accessory dwelling units in single‑family districts; no formal directive recorded

Huron City Council members spent the March work session debating whether to permit detached accessory dwelling units, or ADUs, in R1 single‑family neighborhoods, with staff outlining code options and council members split over extending allowances beyond the city’s existing R2 and R3 zoning.

City staff member Ernie Waters gave the overview, describing three common ADU types—an ADU inside the primary residence, an attached ADU that enlarges the primary building envelope, and a detached ADU such as a converted garage or new separate structure. Waters said the city’s current zoning code does not allow detached ADUs in R1 and R1A districts based on his review, though R2 and R3 districts appear to permit second dwelling units under existing two‑family/apartment definitions and may require code clarification.

The discussion focused on a set of policy considerations Waters presented from other municipalities: minimum lot size, lot‑coverage limits, relative size compared with the primary residence, height limits, setbacks, whether structures must be permanently affixed (footers vs. modular or container units), off‑street parking requirements, separate utility services and addressing, owner‑occupancy rules, and permitting/registration processes. Waters noted some cities (Lakewood, Cincinnati, Dayton, Bowling Green, Cleveland Heights) have dedicated ADU code sections that address aesthetics and administrative review.

Several council members said they supported further research; others opposed opening R1 districts. Council member Mr. Baker urged caution, saying, "I think we should be very protective of that. We have a lot of great neighborhoods," and raised concerns that short‑term rentals and increased calls on city services could follow broader allowances. Council member Matt Biddlecomb moved to adjourn the work session near the end of the meeting; the roll call for adjournment was taken and recorded as a series of affirmative votes.

Council members and staff discussed next steps but did not record a formal, binding vote directing staff to draft ordinance language during the work session. Multiple speakers suggested that staff could draft recommended lot‑size, setback and lot‑coverage standards for council review, and that a planning or zoning committee would ultimately vet any draft ordinance and host public hearings. Several council members also noted homeowners associations could limit ADUs within their covenants even if the city permits them by code.

Clarifying details discussed included a referenced R1 lot‑size minimum (discussants said approximately 9,000 square feet), the city’s existing transient‑rental registration limit (an amount cited during discussion as 165 registrations), and that ADUs already permitted in R2/R3 would remain governed by current setback and building‑code requirements. Waters emphasized code definitions such as “dwelling group” might need amendment to make ADU rules consistent across chapters and districts.

The work session ended without a recorded ordinance vote. Several council members asked staff to return with best‑practice examples and draft language if a majority later indicates a desire for that work; other members said they would oppose expanding ADU allowances in R1 districts and preferred to leave current R1 rules in place.

For now, the practical effect is that detached ADUs remain disallowed in R1 and R1A per the staff reading of Huron’s code as discussed at the session, while R2 and R3 continue to allow multi‑unit arrangements under existing definitions pending further code review.