Madison, WI Right to Farm: Agricultural Zoning Protection (2026)
Key Facts
- Min lot, agricultural use
- 5 acres
- Min lot, other use
- 10 acres
- Setbacks
- 30 ft front / 80 ft side / 100 ft rear
- Max height, agricultural use
- none
- Max height, other use
- 2 stories / 35 feet
- Max lot coverage, other use
- 5%
Summary
Madison's Agricultural (A) zoning district, MGO § 28.092, protects rural land at the city's edge for continued farming while it awaits urban development, and separately backs small-scale food production, community and market gardens, inside city limits. Agricultural uses need a 5-acre minimum lot with 30/80/100-foot front/side/rear setbacks and no height cap, while any other use needs 10 acres and tops out at 5% lot coverage.
(1)Statement of Purpose. Rural agricultural areas designated as such in the Comprehensive Plan are located beyond the current extent of planned City development. These areas are outside the Central Urban Service Area and without current access to municipal sanitary sewer and water service... The purpose of this district is to support the continuance of agriculture and rural character within outlying agricultural areas. In addition, the A district is intended to support local food production and community health by encouraging community and market gardens and other small-scale agricultural operations within city limits. (3)Dimensional Requirements, Permitted and Conditional Uses. Requirements represent minimums unless otherwise noted... Agricultural District Agricultural uses All other uses Lot area 5 acres 10 acres Lot width 300 300 Front yard setback 30 30 Side yard setback 80 80 Rear yard setback 100 100 Maximum height none 2 stories/35 Maximum lot coverage n/a 5%
Full Breakdown
The A district sits at Madison's outer edge, covering land the Comprehensive Plan designates as rural agricultural, areas outside the Central Urban Service Area that lack municipal sanitary sewer and water and are still characterized by active farming, fields, meadows and woodlots. Sec. 28.092(1) states the district's dual purpose: sustaining agriculture and rural character in those outlying areas while urban growth continues around them, and separately encouraging community gardens, market gardens, and other small-scale agricultural operations closer in, as a matter of local food production and community health.
Permitted and conditional uses are set out in Table 28G-1, referenced by the section rather than restated in it. The dimensional standards in Sec. 28.092(3) split by use type. An agricultural use needs a minimum 5-acre lot with 300 feet of lot width, a 30-foot front setback, 80-foot side setbacks, and a 100-foot rear setback, with no maximum building height. Any other use permitted in the district needs a larger 10-acre minimum lot, the same 300-foot width and 30/80/100-foot setbacks, but is capped at two stories or 35 feet in height and 5% maximum lot coverage, a deliberate gap meant to keep non-farm buildings small relative to the land. Because the A district sits outside the City's sewer and water service area, most new buildings there rely on private wells and septic systems, subject to Dane County and state health regulations rather than City utility connections.
Violations & Fines
Developing an A-zoned parcel below the district's minimums, splitting off a lot under 5 acres for a farm use or under 10 acres for any other use, or building past the 5% lot coverage cap for non-agricultural structures, is a zoning code violation the Zoning Administrator enforces through Chapter 28's standard process, which can include a stop-work order, denial or revocation of a zoning permit, and referral to municipal court for forfeitures.
Frequently Asked Questions
Does Madison have a right-to-farm law protecting farmers from nuisance complaints?
How big does my lot need to be to farm in Madison's Agricultural district?
Can I run a small market garden inside Madison's city limits, not just on the rural edge?
Sources & Official References
Other rules in Madison
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Agricultural Zoning Protection in Nearby Cities
How other cities in Dane County handle agricultural zoning protection.