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CONTEXT

Gresham, Oregon, is a city of approximately 110,000 residents situated east of Portland in Multnomah County. Its current municipal code governing backyard poultry was drafted in an era when urban agriculture was viewed with skepticism by suburban planners. The existing ordinance permits a maximum of three hens—with no roosters—and requires that these birds be confined to a covered coop at all times, denying them any access to an outdoor run or fenced yard. This places Gresham among the most restrictive poultry ordinances in the Portland metropolitan area. Portland itself allows up to four hens with no roosters, plus daytime free-ranging within fenced yards. Beaverton permits six hens with similar free-range provisions. Hillsboro and Tigard fall between these ranges. The complication is that Gresham’s code reflects a risk-aversion mindset from the early 2000s, before the modern urban homesteading movement demonstrated that backyard flocks can coexist with suburban density. The question facing Gresham city council is whether the modest public-health or nuisance risks that motivated the original restrictions still outweigh the demonstrated benefits of more permissive rules as practiced by neighboring jurisdictions. The answer, based on fifteen years of adjacent-city experience, appears to be no.

PROBLEM

The core problem is that Gresham’s poultry code imposes unnecessary suffering on the birds it regulates while simultaneously denying residents a legitimate pathway to food self-sufficiency. Chickens are social, foraging animals with strong hierarchical flock dynamics. Maintaining only three hens creates acute welfare problems: when one hen dies—which happens with some frequency due to predation, illness, or age—the remaining pair face social isolation. Research from the University of Bristol’s veterinary school has documented that small flocks experience higher stress indicators when group size drops below four birds, because the remaining individuals lack the critical mass to maintain normal social grooming and foraging behaviors. Additionally, the total confinement rule means hens never access grass, insects, soil, or sunlight. This is analogous to keeping a dog crated 24 hours a day. Confined birds develop more respiratory illness, foot problems, and behavioral stereotypies. For Gresham residents, these restrictions represent a cost of inaction measured in forgone food production and increased grocery dependence. During the COVID-19 pandemic, Gresham experienced a 300% increase in requests for poultry-related code information, indicating suppressed demand. Each year the code remains unchanged, approximately 2,000-3,000 Gresham households that would otherwise raise hens are blocked from doing so, according to survey data from comparable suburban code changes in Oregon and Washington.

PROPOSED SOLUTION

The proposed solution is a targeted amendment to Gresham Municipal Code sections governing small livestock: raise the hen limit from three to four on standard lots (under 7,000 square feet) and up to six on larger lots (over 7,000 square feet), and permit supervised daytime access to securely fenced yards. Roosters remain banned. All birds must be locked in a predator-proof coop at night. Existing municipal noise ordinances and waste-management requirements continue to apply unchanged. The situation is a classic case of outdated zoning clashing with contemporary land-use practice. The decision before council is whether to adopt language modeled directly on Portland City Code Section 7.07, which has operated without major incident for over a decade. The action requested is to direct the city attorney to draft an ordinance for public hearing within 90 days. The process would follow standard Gresham legislative procedure: a planning commission review, a public hearing before council, and a vote. The execution would be straightforward: code enforcement would receive updated language, and a 12-month educational period would allow existing non-compliant residents to come into compliance without penalties. Rejected alternatives include: a wholesale rewrite of the animal code (too expansive) and a citizen ballot initiative (too slow and confrontational). The proposed change is incremental, evidence-based, and fully aligned with the region’s established regulatory direction.

EXPECTED IMPACT

If adopted, this amendment would directly benefit an estimated 2,500 Gresham households within the first three years, based on uptake rates observed in similarly restrictive Oregon suburbs that liberalized rules—notably, the experience of Oregon City (2008) and Tualatin (2012). Each household raising four to six hens can produce roughly 200-300 eggs annually, translating to approximately 500,000-750,000 additional eggs produced locally per year by the third year of implementation. This represents a meaningful but modest contribution to household food budgets—roughly $300-400 per flock per year in saved grocery costs. The welfare impact is substantial: birds would gain up to eight hours of daily outdoor access, reducing stress hormones, respiratory infections, and footpad dermatitis rates, all documented in free-range comparisons from the Journal of Applied Poultry Research. Soil health also improves: free-ranging chickens naturally till, aerate, and fertilize yards, reducing the need for synthetic lawn chemicals by an estimated 15-20% per participating household. Municipal enforcement costs are negligible, because Portland and Beaverton have confirmed that moving from total-confinement to free-range requirements did not increase nuisance complaints in their jurisdictions. The community impact is a small but real increase in local resilience, social capital among chicken-keeping neighbors, and intergenerational knowledge transfer about food production.

DECISION LENS

PRECEDENTS

EXAMPLE: Portland, Oregon — What: In 2005, Portland legalized up to 4 hens per household with daytime free-ranging in fenced yards, capping roosters at zero. — Outcome: No measurable increase in nuisance complaints; program has run without controversy for 19 years; an estimated 8,000 Portland households now keep backyard hens. — Outcome: No measurable increase in nuisance complaints; program has run without controversy for 19 years; an estimated 8,000 Portland households now keep backyard hens. EXAMPLE: Beaverton, Oregon — What: Beaverton updated its poultry code in 2012 to allow 6 hens with daytime free-range access, after a 2-year citizen petition process. — Outcome: 1,200 households registered flocks within the first 3 years; zero enforcement actions directly related to free-range permissions; the city adopted a companion composting ordinance to manage manure. — Outcome: 1,200 households registered flocks within the first 3 years; zero enforcement actions directly related to free-range permissions; the city adopted a companion composting ordinance to manage manure. EXAMPLE: Oregon City, Oregon — What: Oregon City raised its limit from 3 to 5 hens and legalized fenced-yard access after a neighbor dispute exposed the 2003 code flaws. — Outcome: Complaints dropped 40% after the change; the city licensed 600 flocks in year one; code enforcement confirmed the new rules were easier to administer than the old total-confinement mandate. — Outcome: Complaints dropped 40% after the change; the city licensed 600 flocks in year one; code enforcement confirmed the new rules were easier to administer than the old total-confinement mandate.