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Pima County, AZ Cannabis Regulations: Buffer Zones (2026)

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

Key Facts

Zone
CB-1 Local Business, unincorporated Pima County
Dispensary-to-dispensary buffer
2,000 feet minimum, § (B)(59)(g)
School/childcare buffer
500 feet minimum, § (B)(59)(h)
Park/library/treatment facility buffer
500 feet minimum, § (B)(59)(i)
Review process
Type III conditional use permit
Cultivation-site buffer
1,000 feet from schools, § (B)(60)

Summary

A marijuana dispensary in unincorporated Pima County's CB-1 Local Business zone must sit at least 2,000 feet from any other dispensary and at least 500 feet from a K-12 school, licensed childcare center, public park, library or residential drug treatment facility, measured wall-to-property-line, under Pima County Code § 18.43.030(B)(59)(g)-(i).

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

g. A marijuana dispensary shall be setback a minimum of 2,000 feet from any other marijuana dispensaries, measured in a straight and direct horizontal line between the two closest exterior or applicable interior suite walls of marijuana dispensaries. h. A marijuana dispensary shall be setback a minimum of 500 feet from a K-12 public, private, or charter school or a licensed childcare center, measured in a straight and direct horizontal line from the closest exterior or applicable interior suite wall of the marijuana dispensary to the closest property line of a school or childcare center. Exception: For the purposes of this section, the following uses are not considered schools and are exempt from the setback requirement: 1) school administrative offices not located on or contiguous with a school site; or, 2) athletic fields or playgrounds used for school functions that are not contiguous with a school site.

View 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

030(B)(59). ' Subsection (h) sets the school and childcare buffer: 500 feet from a K-12 public, private or charter school or a licensed childcare center, measured from the closest wall of the dispensary to the closest property line of the school or center. The code carves out two exceptions from the school buffer: administrative offices not located on or contiguous with a school site, and athletic fields or playgrounds not contiguous with a school site. A separate subsection, (i), extends the 500-foot buffer to public parks, libraries and licensed residential drug or alcohol treatment facilities, and subsection (j) applies the same 500-foot school buffer when an existing dispensary expands. 030(D)(4), with mailed notice to property owners within a minimum 300-foot radius, expanded to 1,000 feet for certain residential-zoned neighbors. 030(B)(60).

Violations & Fines

A dispensary sited without meeting the buffer distances of § 18.43.030(B)(59) is operating in violation of the zoning code and subject to enforcement under § 18.95.030 by the chief zoning inspector, with civil penalties under § 18.95.040 running up to $750 per day for an individual or $10,000 per day for a corporation until the violation is corrected. A hearing officer's ruling may be appealed to the Board of Supervisors and then Pima County Superior Court.

Frequently Asked Questions

How far must a Pima County marijuana dispensary be from a school?
At least 500 feet, measured in a straight horizontal line from the closest wall of the dispensary to the closest property line of a K-12 public, private or charter school or a licensed childcare center, under Pima County Code § 18.43.030(B)(59)(h). Non-contiguous administrative offices and athletic fields don't count toward triggering that buffer.
Can two marijuana dispensaries operate near each other in unincorporated Pima County?
Not closer than 2,000 feet apart. Section 18.43.030(B)(59)(g) requires that spacing measured wall-to-wall between the two nearest dispensaries, which effectively limits how many dispensaries can cluster along a commercial corridor in the CB-1 zone.
Does the school buffer apply if a dispensary expands?
Yes. Subsection (j) applies the same 500-foot K-12 school buffer to the expansion of an existing dispensary, so growing the building doesn't grandfather it out of the distance requirement that a brand-new dispensary would have to meet.

Sources & Official References

Other rules in Pima County

All Pima County rules

Compare Pima County to another location·View the Arizona cannabis regulations overview

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