Livestock: Green Valley vs Marana
How do livestock rules compare between Green Valley, AZ and Marana, AZ?
Green Valley has fewer restrictions than Marana.
Green Valley, AZ
Pima County
Pima County zoning permits horses, cattle, goats, sheep, and other livestock on rural parcels (GR-1 and larger). No animal-unit limit on parcels 4.13 acres or more in the GR-1 zone. Smaller rural-residential parcels in CR-3 and CR-5 zones allow limited large animals with setback requirements.
View full Green Valley rules →Marana, AZ
Pima County
Marana allows livestock on agriculturally zoned parcels and on residential lots meeting minimum acreage thresholds under the town Land Development Code. The town retains strong agricultural heritage with cotton farms and cattle ranching operations in the Santa Cruz River valley.
View full Marana rules →Key Facts Comparison
| Fact | Green Valley | Marana |
|---|---|---|
| GR-1 Zone | Livestock allowed, 1-acre minimum | - |
| 4.13+ Acres | No animal-unit limit | - |
| CR-3 Parcels | 1-2 large animals with setbacks | - |
| Open Range | ARS 3-1401 applies to unincorporated areas | - |
| Brand Registration | AZ Dept of Agriculture required | - |
| AG Zone | - | Livestock permitted without density limits |
| Residential Zones | - | Minimum lot size required (typically 1+ acre) |
| State Law | - | ARS 3-1451 livestock at large |
| Nuisance Code | - | Chapter 6-1 sanitary enclosure standards |
Highlighted rows indicate differences between cities.
Green Valley FAQ
How many horses can I keep on a 1-acre lot?
Pima County GR-1 zoning (1-acre minimum) allows horses, but animal count should be proportional to lot size. Parcels 4.13 acres or larger have no animal-unit cap. Smaller lots should maintain 40-foot setbacks from neighboring dwellings.
Is Pima County open range?
Yes. Arizona is an open-range state under ARS 3-1401. In unincorporated Pima County, livestock owners have open-range protections unless the area is designated a no-fence district.
Marana FAQ
Can I keep horses on my Marana property?
Yes, if your parcel is zoned Agricultural or is a residential lot meeting the minimum acreage threshold in the Land Development Code, typically one acre or larger. Check Table 22.120 for your specific zoning district.
Are chickens considered livestock in Marana?
Marana addresses poultry under the same livestock provisions. On qualifying parcels, chickens are allowed subject to nuisance standards in Chapter 6-1 regarding sanitation and odor.
What happens if my livestock gets loose?
Under ARS 3-1451, allowing livestock to roam on public roads is a petty offense. Owners are liable for property damage and may face civil penalties from the town.
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