Dane County ADU Regulations

City of Lodi, WI

ADU zoning rules, setbacks, size limits, and requirements for City of Lodi, WI.

ADU Permitted
At a Glance

City of Lodi, WI ADU Requirements

Detached ADU
Attached ADU
Maximum Size
800 sqft
Side Setback
3 ft
Rear Setback
3 ft
Dist. from Primary
10 ft
Owner Occupancy
No

In the City of Lodi, WI, ADUs are permitted on residential lots with reasonable size limits and no owner-occupancy requirement. Setbacks are minimal, no conditional use permit is required, and the city is generally supportive of ADU construction.

View municipal code →
Owner Occupancy Required
No
CUP Required
No
Two Story Allowed
No
Soils Report Needed
No
Park Impact Report
No
8/10

Strong feasibility. No owner-occupancy requirement is a significant advantage for investors and homeowners who may move. Lodi is one of the most flexible municipalities in the region.

Before any design work starts, we verify current City of Lodi, WI zoning requirements against your specific parcel — setbacks, lot coverage, and any outstanding conditions.

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What Governs ADUs

Common ADU Regulation Categories

Regardless of municipality, these are the regulatory areas that affect every ADU project in Dane County. Understanding them early prevents surprises later.

01 — ZONING
Zoning District & Use Classification

ADUs are only permitted in certain zoning districts. Most single-family and two-family residential zones qualify, but mixed-use and commercial zones have different rules. Your parcel’s zoning classification is the first thing we verify.

02 — SIZE
Maximum Unit Size

Most Dane County municipalities cap ADU size at 800–900 sq ft or a percentage of the primary home’s square footage, whichever is less. This directly affects what floor plans are achievable on your property.

03 — SETBACKS
Rear, Side & Front Setbacks

Setbacks define how close an ADU can be placed to property lines. These vary by zone and municipality — and they’re what most often determine where on a lot an ADU can physically be placed.

04 — HEIGHT
Maximum Structure Height

ADU height limits typically range from 18 to 25 feet depending on the municipality and zone. Height matters for garage ADUs and any structure with a loft or second level.

05 — UTILITIES
Utility Connection Requirements

ADUs typically require separate utility connections — water, sewer, and electrical. Connection capacity, tap fees, and access to existing lines all affect feasibility and cost. Wisconsin winters also require engineering decisions for water and drain lines.

06 — PARKING
Off-Street Parking Requirements

Some municipalities require one off-street parking space per ADU. Others — including Madison in many districts — have reduced or eliminated this requirement. It depends on your parcel’s location and zone.

Ready to get started?

Let’s check your property in City of Lodi, WI.

The free feasibility check is a 20-minute conversation where we assess your specific lot and give you a realistic project scope — before any design work begins.

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