Garden Grove Zoning, Planning & Building Codes

Last reviewed: July 3, 2026

Overview

Garden Grove’s land use rules are codified in the City of Garden Grove Land Use Code (Title 9), which sets the purpose, zone map, permitted uses, and the development-review authorities that implement the General Plan. The code establishes residential, commercial, industrial, mixed‑use, open‑space and specific‑plan zones and includes focused chapters for mixed‑use design, accessory dwelling units (ADUs), and SB 9 ministerial two‑unit rules. See the Title and purpose statements in § 9.04.020 and § 9.04.010 for the Code’s scope and intent. § 9.04.020 . § 9.04.010 .

(If you want to jump straight to the city’s zoning menu, start at Garden Grove Zoning.)

How Garden Grove's code is organized

• High‑level structure: Title 9 is the Land Use Code; general provisions and authorities are in Chapter 9.04 (purpose, relationship to the General Plan, review authorities). § 9.04.030 identifies the Planning Commission, Zoning Administrator, City Manager/designee and the Planning Coordinating Committee as principal review bodies. § 9.04.030 .
• Use and permit rules: The City uses a consolidated land‑use matrix (Table 1) and special‑use chapters; permitted/conditional uses are shown in the Land Use Matrix and explained in Chapter 9.16. § 9.16.020.030 .
• Zone‑specific rules: Major zone families have their own chapters and tables. Mixed Use zones and their detailed development and design rules are in Chapter 9.18 (including zone‑specific tables, cross‑referenced development standards and stepback/encroachment rules). § 9.18.010 and the chapter organization description explain where to read the different rules. § 9.18.010 .
• Special chapters: ADUs are covered in Chapter 9.54 (standards, utilities, fees, and the City’s obligation to comply with state ADU law) and SB 9 two‑unit/lot‑split rules are in Chapter 9.56. § 9.54.080 and § 9.56.010 .
• Where to find numerical standards: dimension, coverage, height and FAR appear in the tables inside each zone chapter (for example Table 9.18‑2 for GGMU and Table 9.18‑5 for NMU) and in cross‑referenced subsections such as § 9.18.090 and § 9.18.100. § 9.18.090 § 9.18.100 .

Practical navigation tip: read (1) the zone designation that applies to your parcel, (2) the zone’s development table and figures, (3) the citywide development standard sections called out by the table (for example § 9.18.100 for setbacks/encroachment planes), and (4) the Land Use Matrix in Chapter 9.16 for use permissions. § 9.18.090 § 9.16.020.030 .

Zoning district families (what the district names mean)

The Code explicitly establishes the following district families (names and brief intents appear in the opening zone list and in each chapter):

• Residential: R-1 (Single‑Family Residential), R-2 (Limited Multiple Residential), R-3 (Multiple‑Family Residential) — these are defined and used across Chapters 9.08, 9.12, and cross‑referenced elsewhere. § 9.04.050 . See single‑family special requirements in § 9.12.040.030. § 9.12.040.030 .
• Commercial/Office: O‑P (Office‑Professional), C‑1 (Neighborhood Commercial), C‑2 (Community Commercial), C‑3 (Heavy Commercial) — uses and conditional use rules are in Chapter 9.16 (Land Use Matrix and special commercial requirements). § 9.04.050 § 9.16.020.030 .
• Industrial: M‑1 (Limited Industrial) and M‑P (Industrial Park) — purpose and general requirements are in Chapter 9.16 and the industrial section. § 9.04.050 § 9.16.040.030 .
• Open space: O‑S (Open Space) (standards cross‑referenced in § 9.16.030.060). § 9.04.050 § 9.16.030.060 .
• Mixed‑Use & Civic Center families: the Code creates tailored mixed‑use families such as GGMU‑1 / GGMU‑2 / GGMU‑3 (Garden Grove Boulevard Mixed Use) and Civic Center zones CC‑1 / CC‑2 / CC‑3 / CC‑OS, plus NMU (Neighborhood Mixed Use); each has its own development table and design rules (see Chapter 9.18). § 9.18.010 § 9.18.090 .
• Specific plans and specific‑plan zoning: the title lists CCSP (Community Center Specific Plan), HCSP (Harbor Corridor Specific Plan) and BCSP (Brookhurst/Chapman Specific Plan) as adopted specific‑plan zones that operate alongside the base code. § 9.04.050 .
• Overlays: Garden Grove has several overlays (examples shown in the code include the Trask Overlay Zone, the Gilbert Street Overlay, and a Transition (T) overlay); overlay special rules are in overlay sections and referenced in the zone tables. § 9.08.030.050 § 9.08.030.070 § 9.16.030.070 .

(You can read about overlay rules at Garden Grove Overlay Districts.)

Citywide development standards (high‑level)

Garden Grove applies many numerical and graphic standards by zone; key themes are below with where to read the controlling rules.

• Setbacks and stepbacks: setback measurement rules and permitted projections are collected and cross‑referenced in the mixed‑use chapter’s general standards § 9.18.100; specific front‑yard minima and building stepback/encroachment planes appear in each zone table and figure (for example Figures 9.18‑8, 9.18‑9 and 9.18‑10 referenced in § 9.18.090). § 9.18.100 § 9.18.090 . See the citywide development rules summarized at Garden Grove Development Standards.
  • Example: in the GGMU family minimum front setbacks are 10 ft (GGMU‑1) and 15 ft (GGMU‑2/3), with pedestrian‑oriented paving and landscaping requirements for those front setbacks, including tree standards — see Table 9.18‑2 and related text. § 9.18.090 .
• Heights and FAR/intensity: height caps and FAR/units‑per‑acre limits are zone‑specific and appear in the development tables. For example GGMU‑1 allows up to 10 stories / 110 ft and 1.0 FAR, GGMU‑2 up to 4 stories / 50 ft and 0.5 FAR, while NMU has a maximum 50 ft / four stories and a 0.5 commercial FAR or up to 24 units/acre—see Table 9.18‑2 and Table 9.18‑5. § 9.18.090 .
• Lot coverage and minimum lot sizes: these are zone tables and differ by district; for example the R‑2/R‑3 duplex/triplex standards set a 50% maximum lot coverage for the duplex/triplex standards, and other tables show 60% total lot coverage language for certain single‑family contexts. § 9.12.040.040.D § 9.08.030.020.4 .
• Parking and access: parking rules are applied by zone and use and are cross‑referenced in the use tables and the mixed‑use parking design standards (§ 9.18.140.070 and the Land Use Matrix). The code also requires shared parking and pedestrian orientation in civic and mixed‑use zones. § 9.18.140.070 § 9.16.020.030 . (For the city’s parking chapter summary see Garden Grove Parking.)
• Landscaping, trees and water efficiency: landscape requirements and water‑efficiency cross‑references are in Title 9 appendices and in the mixed‑use frontage rules for Garden Grove Boulevard (tree spacing, planting areas). § 9.18.100 § 9.18.090 .
• Design and ground‑floor activation: the code requires storefronts, ground‑floor commercial, and pedestrian plazas along defined streets in CC and GGMU zones (storefront/ground‑floor requirements appear in the CC rules and GGMU frontage rules). § 9.18.090 § 9.18.100 . See the city’s design review overview at Garden Grove Design Review.

Important navigational note: many development standards are split between zone tables (e.g., Table 9.18‑2, Table 9.18‑5) and general measurement/encroachment rules in § 9.18.100 — read both together. § 9.18.090 § 9.18.100 .

Specific plans & overlays

• Adopted specific plans are treated as zones in the code and listed in the zone establishment list (for example CCSP, HCSP, BCSP). Those specific plans carry implementing regulations that supplement or replace base‑zone rules — see § 9.04.050. § 9.04.050 .
• Overlay zones are commonly used to preserve character or manage transition: examples include the Gilbert Street Overlay (to preserve a rural single‑family character) and the Trask Overlay (local historic/environmental mitigation standards). Overlay rules modify base R‑1/R‑3 standards where identified. § 9.08.030.070 § 9.08.030.050 . See the Garden Grove Overlay Districts page for the high‑level menu.

Building permits & review (how projects get approved)

• Review authorities: routine ministerial permits and building‑permit review flow through the Community & Economic Development/Building & Safety functions; discretionary land use approvals involve the Zoning Administrator, Planning Commission and ultimately the City Council on appeal. The Code lists review authorities and the final appeal role of the City Council. § 9.04.030 § 9.32.030 .
• Thresholds & hearing bodies: the code provides a table of “Threshold of Review” that shows what decisions are made by the Director, Zoning Administrator, Planning Commission or City Council (for example, variances/waivers typically begin at the Zoning Administrator level with appeal paths). § 9.32. (threshold table) .
• Permit types commonly used:
  • Zoning/ministerial approvals: zoning clearances, building permits for conforming projects, and SB 9 ministerial actions where applicable (SB 9 rules are in Chapter 9.56). § 9.56.010 .
  • Discretionary approvals: conditional use permits, site plan review, variances, tentative maps — the Land Use Matrix flags uses that require conditional review and Chapter 9.32 and Chapter 9.40 contain procedure standards for hearings, notice and appeals. § 9.16.020.030 § 9.40.060 § 9.32.110–9.32.150 .
  • Site plan / design review: many mixed‑use and civic projects are subject to site plan review or design standards in Chapter 9.18 and may require Planning Commission review depending on size/intensity. § 9.18.100 § 9.18.090 .
• Variances and exceptions: variances are available but limited by findings and special constraints in floodplain or historic contexts; the Code includes variance guidelines, appeal board roles and that variances must be “minimum necessary.” (see variance guidance and floodplain variance criteria) § 9. (variance chapters and floodplain sections) .
• Nonconforming uses/buildings: the Code allows continuance of many nonconforming conditions but limits expansion; rules governing nonconforming lots, buildings and uses are in Chapter 9.36. § 9.36.030–9.36.070 .

If you are planning a project: start with a zoning determination and the Land Use Matrix (Chapter 9.16), then pull the applicable zone table (Chapter 9.08, 9.12, 9.18, etc.), and confirm permit thresholds using the review‑authority table in § 9.32. § 9.16.020.030 § 9.18.090 § 9.32. .

(See Garden Grove Variances and Exceptions and Garden Grove Nonconforming Uses for shortcuts.)

State housing law in Garden Grove — how ADUs, SB 9, density bonus interact with the local code

• ADUs/JADUs: Garden Grove implements ADU/JADU rules in Chapter 9.54. The City explicitly states it will not apply local requirements to ADUs to the extent prohibited by state law and sets rules on utilities and impact fees (including a waiver of some impact fees for ADUs < 750 sq ft). See § 9.54.080 and the conformity clause in the chapter. § 9.54.080 § 9.54. .
  • Practical takeaway: ADUs are allowed and the City has adopted the state‑required ADU provisions (including utility connection guidance and proportional impact‑fee treatment). § 9.54.080 § 9.54.090 .
  • For California ADU law context see California ADU law; Garden Grove’s chapter explicitly cross‑references state compliance. § 9.54. .
• SB 9 two‑unit and lot split rules: Garden Grove has a dedicated SB 9 chapter, Chapter 9.56, that establishes ministerial review rules and priority where the state law governs. The chapter makes clear SB 9 standards prevail where conflicts exist with other parts of the Code. § 9.56.010 .
  • The SB 9 chapter also ties to City stormwater/engineering and utility rules (for example Chapter 6.40/stormwater requirements are referenced). § 9.56.010 § 9.56 .
• Density bonus / affordable incentives: the code cross‑references state density bonus provisions in places where multi‑family and mixed‑use intensification is permitted; where a project requests state density bonus concessions, the City must implement Government Code density bonus standards. (Explicit density bonus cross‑references appear in the mixed‑use and multifamily chapters and in the chapter text discussing intensity and affordable unit exceptions.) § 9.18. § 9.12. .
• Interaction in practice: Garden Grove’s local ADU, SB 9 and mixed‑use rules are written to comply with state housing law and to prioritize state‑mandated ministerial allowances where the law controls (see the conformity and applicability language in the ADU and SB 9 chapters). § 9.54. § 9.56.010 .

(For plain‑English state law summaries see California housing laws and the ADU quick guide at California ADU law; for building permits the City applies the California Building Standards/Title 24 and Building Department review — see California Building Standards Code.)

Source References

• City of Garden Grove Land Use Code (Title 9) — Title, purpose, authority and zone list: § 9.04.010 and § 9.04.020 .
• Zone establishment and zone list (R‑, C‑, M‑, O‑, Specific Plans): § 9.04.050 .
• Land Use Matrix and permitted/conditional use rules: § 9.16.020.030 (Table 1) .
• Mixed Use rules, tables and design standards (GGMU, CC, NMU): § 9.18.010, § 9.18.090, § 9.18.100 .
• GGMU development table & FAR/height examples (Table 9.18‑2): § 9.18.090 .
• R‑2/R‑3 duplex/triplex minimums and lot coverage example: § 9.12.040.040.D .
• Setbacks, encroachment planes and frontage/tree rules for Garden Grove Blvd: § 9.18.100 and Garden Grove Boulevard subsections § 9.18.090 .
• ADU / JADU rules, utilities and impact fees: Chapter 9.54 (including § 9.54.080 and § 9.54.090) .
• SB 9 two‑unit developments and urban lot splits: Chapter 9.56 (purpose and applicability § 9.56.010) .
• Nonconforming uses, lots and buildings: Chapter 9.36 (for example § 9.36.030, § 9.36.040, § 9.36.050) .
• Review authorities, appeals and thresholds of review: § 9.04.030, § 9.32.030, and the Threshold of Review table in § 9.32 materials. § 9.04.030 § 9.32. .

Information gaps / what to verify with the Planning Division

• The Code references detailed parking ratios and the City’s parking schedule in other tables and chapters; while the mixed‑use chapters reference parking design standards (§ 9.18.140.070), a consolidated parking ratio table was not returned in the retrieved excerpts — confirm exact numerical parking ratios with the City’s parking chapter or Planning staff. § 9.18.140.070 .
• For any parcel‑specific question (zoning on the official zone map, precise frontage figures, floor‑area calculations, or the interaction of a specific specific‑plan provision with the base code) request an official zoning verification from the City Planning Division (the Code’s review authority and mapping procedures are described in § 9.04.030 and § 9.04.050). § 9.04.030 § 9.04.050 .