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Pima County, AZ Parking Rules: RV & Boat Parking (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Zones covered
SR, SR-2, CR-1 to CR-5
Max trailers
One per lot
Placement
Rear of principal dwelling
Screening
Garage, ramada, or tall planting

Summary

Unincorporated Pima County limits residents to one unused trailer, RV or boat trailer per lot, kept behind the house and screened from neighbors.

City-specific rules exist: Tucson, and Sahuarita have their own rv & boat parking rules that differ from Pima County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

Any trailer not in use for residential purposes may be stored or parked in any SR, SR-2, CR-1, CR-2, CR-3, CR-4 or CR-5 zone only if said trailer is located to the rear of the principal dwelling on the lot, parcel or tract where said trailer is to be stored, and is stored in a garage or ramada or behind planting of sufficient height to shield said trailer from view from the adjoining properties; and

2.   No more than one such trailer may be parked on any such residential lot, parcel or tract.

C.   Requirements for Townhouses and Condominiums.

1.   Townhouse developments shall be subject to covenants, conditions, and restrictions which shall, among other things, provide for the establishment of a homeowner's association which shall be responsible for the maintenance of building exteriors, landscaping, and common areas.

2.   Condominium developments shall be subject to the formation of a unit owner's association pursuant to A.R.S. Section 33-1241 et seq., which shall, among other things, provide for the maintenance of building exteriors, landscaping, and common areas.

3.   Building setback requirements shall be same as the setback requirements in the zone where the lots are created and shall be determined from the boundaries of the proposed development.

D.   Rear Dwelling Requirements. In addition to other requirements of this code, the following shall apply to any dwelling in the rear of a principal building:

Source: Pima County CodeView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-64: Contains Supplement, with local legislation through Ordinance 2026-9, passed 7-28-2026, current through 7-28-2026).

Full Breakdown

In unincorporated Pima County's SR, SR-2, CR-1 through CR-5 residential zones, a trailer not in use for residential purposes can only be stored to the rear of the main dwelling, and it must sit in a garage, under a ramada, or behind tall enough planting to block it from neighbors' view. Only one such trailer is allowed per lot. The rule applies only outside Tucson, Marana, Oro Valley, Sahuarita and South Tucson, which set their own standards.

Violations & Fines

Zoning inspector can cite an unscreened or front-yard trailer as a code violation requiring relocation or screening; repeat violations can lead to civil penalties under the county zoning code.

Frequently Asked Questions

Can I park my RV in the front yard in unincorporated Pima County?
No. Section 18.09.020(B) requires unused trailers to be kept to the rear of the main dwelling and screened from adjoining properties.
How many trailers can I keep on a residential lot?
Only one trailer not in active residential use may be parked or stored on a residential lot under this section.

Sources & Official References

Other rules in Pima County

All Pima County rules

How Pima County compares: Cities with the Strictest Parking Rules·Compare Pima County to another location·View the Arizona parking rules overview

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