Petaluma — Land Use

Last reviewed: July 2, 2026

Overview

This page explains how the Petaluma Implementing Zoning Ordinance regulates what land uses are allowed where in the city: which uses are permitted, which require a Conditional Use Permit (CUP), and how the City treats unlisted or mixed uses. The primary rules are in the Ordinance’s land-use tables (Chapter 4) and the procedural and use-specific standards in Chapters 3, 7 and 24. For the baseline rule that the tables in Chapter 4 control allowable uses see § 3.030.

Notes on navigation: this page links to Petaluma topic pages you will likely use: the city’s main Petaluma Zoning overview, the Petaluma Development Standards that contain dimensional rules, the Petaluma Parking rules for vehicle parking, the Petaluma Design Review process that often applies, the Petaluma Overlay Districts rules that can add constraints, the Petaluma ADUs page for accessory units, and the California Building Standards Code (Title 24) for building-permit technical standards.

How the ordinance categorizes uses (quick legal points)

• The tables in Chapter 4 list allowable uses in each zone and indicate the required planning approval: P (permitted), CUP (conditional use permit), S (subject to a specific standard in Chapter 7), A (accessory), or — (not allowed). See § 3.030 and the Chapter 4 tables.
• If a project contains more than one use, the highest-level permit required applies to the whole project (e.g., a site with a CUP use will require CUP approval for the entire project). § 3.030(B)(2).
• Uses not listed in the Chapter 4 tables may be allowed only if the Director finds them “similar and compatible” with listed uses and makes the findings in § 3.030(D). Appeals and referrals are provided.

District-by-district breakdown

Below each district is presented with (1) the stated purpose/role in the city (as shown by the Ordinance tables and notes), (2) typical permitted / CUP uses, (3) key dimensional or special rules callers need first, and (4) where the district commonly applies in Petaluma (practical notes). All uses listed below are drawn from the Chapter 4 tables and the Ordinance notes.

Natural & Rural — OSP, AG, RR, R1

• Purpose: preserve open space, agricultural, and very low-density residential character. See the Chapter 4 Natural and Rural table.
• Typical permitted uses: parks, city water & sewer facilities (where allowed), limited residential (in R1), and accessory agricultural structures. See Table 4.1.
• Key standards: limited intensity; specific uses such as telecommunications facilities are treated as S and routed to § 7.090 and Muni Code 14.44. Buffers and parcel size rules referenced elsewhere apply.
• Where it applies: larger open-space tracts, agricultural outskirts, and established low-density neighborhoods. Verify parcel-specific designations. Verify with the jurisdiction.

Residential — R1, R2, R3, R4, R5

• Purpose: gradation from low-density single-family to higher-density multi-family. See Table 4.2 for permitted uses and development standards.
• Typical permitted uses: Dwelling, Single (where zone permits), Accessory Dwellings/ADUs (marked A,S; see § 7.030 and the ADU rules), parks, and home occupations (subject to home-occupation rules). Short-term vacation rentals are specifically addressed (see § 7.110 and table notes).
• Key dimensional standards (examples): R4 principal building max height 35 ft; R5 principal building max height 45 ft; accessory structure and ADU heights differ (see Table 4.9). For the R4/R5 development standards see Table 4.9.
• Where it applies: established neighborhoods, higher-density corridors and infill sites. Inclusionary housing rules apply to residential projects of five or more units (§ 3.040).

Mixed Use — MU1A, MU1B, MU1C, MU2

• Purpose: allow combinations of residential, retail, office and light commercial uses in pedestrian-friendly form. See Table 4.3 for exact permitted/CUP mapping.
• Typical permitted uses: general retail (≤25,000 sf), fitness/health facilities, studios, residential-in-mixed-use (P in many MU subzones), and limited lodging (B&Bs, hotels in some subzones). Many higher-intensity uses are conditional or not allowed.
• Key standards: MU zones often allow 0 ft minimum setbacks (encouraging street-wall frontage) and have maximum front/side setback caps (see Table 4.10, MU1/MU2 standards). Mixed-use upper-floor rules and limits on ground-floor uses (e.g., some uses allowed only above ground floor) appear as table notes.
• Where it applies: downtown and designated mixed-use corridors. Some parcels are additionally subject to downtown overlay provisions; consult Overlay Districts and § 5.070/5.080.

Commercial / Business Park / Industrial — C1, C2, BP, I

• Purpose: range from neighborhood commercial to heavy industrial and business park uses. See Table 4.4.
• Typical permitted uses: C1/C2: retail and neighborhood services (with CUP for higher intensity uses); BP: research & light manufacturing, wholesaling; I: heavier manufacturing, indoor storage, and distribution (many medium- and high-intensity industrial uses). Cannabis-related uses are expressly controlled by municipal code references (Muni Code 6.10, 6.105) and the tables include buffers and permit requirements.
• Key standards: Specific uses (e.g., outdoor storage yards, large-format retail >25,000 sf, fueling stations) carry special CUP, location or overlay limits (see table notes). Parking, signage and landscaping rules also apply; see Petaluma Parking and Petaluma Design Review.

Civic Facility — CF

• Purpose: land for public or civic services (parks, schools, community facilities, utilities). See Table 4.5.
• Typical permitted uses: parks (P), public safety facility, parking facility, child care center, and utility facilities (some as CUP or S). Theater/performance uses may be conditioned by the Theater District ordinance.
• Key standards: Uses like theaters or large community meeting facilities often require a CUP; CF parcels may be processed as major CUP at Planning Commission discretion. See table notes and § 24.060.

Quick decision table — selected uses across key zones

(These are representative — consult the full Chapter 4 tables for exact subzone permissions and special notes.)

How approvals and standards interact (practical guidance)

• Start with § 3.030: confirm whether the proposed use is listed in the Chapter 4 tables for the parcel’s base zone. If the table says P, the use is allowed subject to complying with the rest of the Ordinance; if it says CUP, you must obtain a Conditional Use Permit per § 24.060; if it is S, follow the Chapter 7 specific-use standards.
• Many permitted or CUP uses also require Site Plan and Architectural Review—the SPAR rules in § 24.050—and compliance with development standards (Chapter 4 tables and the Petaluma Development Standards).
• Special overlays (for example the Downtown Housing and Economic Opportunity Overlay or Fairgrounds Overlay) add additional limits or permissions; check § 5.070 and § 5.080 and the Petaluma Overlay Districts page early in project scoping.
• Parking minimums, loading and landscaping requirements sit in other chapters — see the Petaluma Parking page and Chapter 11 references. Where design review applies, follow Petaluma Design Review. Confirm building permits and technical compliance with the California Building Standards Code (Title 24).

Checklist (what an applicant must satisfy)

• Verify base zone for the parcel and locate the exact Column in the Chapter 4 tables (Table 4.1–4.6) to see P / CUP / S / — for the proposed use (§ 3.030).
• If use is CUP, prepare a Conditional Use Permit application per § 24.060 and the local CUP filing checklist.
• If use is S, identify the specific Chapter 7 section(s) that regulate the use (e.g., ADUs § 7.030, home occupations § 7.050, telecom § 7.090).
• Prepare Site Plan & Architectural Review materials if required by SPAR rules § 24.050.
• Confirm development standards (setbacks, height, lot coverage, parking) from Tables 4.9/4.10 or other zone-specific tables and the Petaluma Development Standards.
• Check overlays (e.g., Downtown, Fairgrounds) — see § 5.070 / § 5.080 and Overlay Districts.
• Confirm any business licenses, tax certificates, and special permits (e.g., short-term vacation rental rules § 7.110, cannabis permits per Muni Code).

Risks & Ambiguities

Plain-English Summary

Petaluma’s Implementing Zoning Ordinance lists allowed uses by zone in Chapter 4: read the table for your parcel — P means you can proceed (subject to design, parking and code rules), CUP means you’ll need a Conditional Use Permit, and S means you must meet a specific Chapter 7 standard; unlisted uses can only proceed after a Director determination of similarity. Always check overlays and the table notes for parcel-specific restrictions (e.g., cannabis buffers, ground-floor limitations). See § 3.030 for the core rule.

Source References

• Petaluma Implementing Zoning Ordinance — Allowable land uses and planning permit requirements: § 3.030.
• Petaluma Implementing Zoning Ordinance — General development and new land use requirements: § 3.020.
• Specific-use standards and ADU rules: § 7.030, § 7.035, § 7.050, § 7.090, § 7.110 (see Chapter 7 notes in tables).
• Site Plan & Architectural Review and CUP procedure: § 24.050, § 24.060.
• Chapter 4 zone use tables and table notes (Table 4.1–4.6 and development standards Tables 4.9–4.10): Chapter 4 tables and notes.
• Overlays and special parcels: § 5.070, § 5.080 (Downtown Housing & Fairgrounds overlays referenced in table notes).
• Cannabis and municipal code cross-references: table notes and Muni Code chapter references (see table notes and Muni Code citations 6.10 / 6.105 in tables).

Retrieved passages

• Petaluma Zoning Code (Section 21.030) High relevance show source text
• Petaluma Zoning Code (Section 7.040) High relevance show source text
• Petaluma Zoning Code (Section 7.090) High relevance show source text
• Petaluma Zoning Code (Section 24.060) High relevance show source text
• Petaluma Zoning Code (Section 7.090) High relevance show source text
• Petaluma Zoning Code (Section 7.110) High relevance show source text
• Petaluma Zoning Code (Chapter 9) High relevance show source text
• Petaluma Zoning Code (Section 7.060) High relevance show source text

Cited sections

• Petaluma Implementing Zoning Ordinance — Allowable land uses and planning permit requirements: **§ 3.030**. (§ 3.030)
• Petaluma Implementing Zoning Ordinance — General development and new land use requirements: **§ 3.020**. (§ 3.020)
• Specific-use standards and ADU rules: **§ 7.030**, **§ 7.035**, **§ 7.050**, **§ 7.090**, **§ 7.110** (see Chapter 7 notes in tables). (§ 7.030)
• Site Plan & Architectural Review and CUP procedure: **§ 24.050**, **§ 24.060**. (§ 24.050)
• Chapter 4 zone use tables and table notes (Table 4.1–4.6 and development standards Tables 4.9–4.10): Chapter 4 tables and notes. (Chapter 4)
• Overlays and special parcels: **§ 5.070**, **§ 5.080** (Downtown Housing & Fairgrounds overlays referenced in table notes). (§ 5.070)
• Cannabis and municipal code cross-references: table notes and Muni Code chapter references (see table notes and Muni Code citations 6.10 / 6.105 in tables). (chapter references)
• Petaluma_ZoningCode.md

• Official Petaluma code library