Local jurisdiction · Riverside County

San Jacinto Zoning, Planning & Building Codes

What you can build in San Jacinto depends on its local zoning and planning code, layered on the California Building Standards Code. Ask GoCodebook about any San Jacinto address.

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Key points

Zoning districts & allowed uses Setbacks & height limits FAR, lot coverage & density Building permits Remodels & change of use ADUs & JADUs Parking requirements Planning & design review

Last reviewed: July 3, 2026

Overview

San Jacinto’s land-use rules are codified in Title 17 — the City of San Jacinto Development Code; Title 17 is the City's zoning and development rulebook and states its purpose and legal authority explicitly in § 17.100.010 and § 17.100.040. The Code is organized into Articles and Chapters that set out zones, objective development standards (setbacks, heights, FAR, lot coverage), special standards for particular uses, permit procedures, and appeals — the primary navigation points are Article 2 (zones and zone-specific standards), Article 3 (site planning and development standards), Article 4 (standards for specific land uses), Article 6 (permit procedures), and Article 8 (definitions) (see § 17.100.010, § 17.205.010, § 17.600.010).

How San Jacinto's code is organized

  • Title: Title 17 — Development Code (formal title) — § 17.100.010.
  • Big-picture Articles:
    • Article 2 (Zones, Allowable Land Uses, and Zone‑Specific Standards) establishes zones and the Zoning Map (§ 17.200.020).
    • Article 3 (Site Planning and Development Standards) contains citywide site rules (setbacks, height measurement, lot standards) including § 17.305.120 for setback rules and § 17.305.060 for height measurement.
    • Article 4 contains special-use rules (e.g., agritourism, alcohol, ADUs).
    • Article 6 / Chapter 17.600 explains permit filing, review authorities (Table 6‑1) and concurrent filing rules (§ 17.600.010–.020).
    • Chapters on review and remedies (design review, planned development, variances, enforcement) are in later articles (e.g., Chapters 17.620, 17.630, 17.650, 17.725).

Practical navigation tip: start at § 17.200.020 (zones adopted) to confirm a parcel's base zone, then read the zone’s table in Article 2 for allowed uses and the referenced development standard tables; general site rules live in Article 3; application steps begin in Chapter 17.600.

Zoning district families

San Jacinto groups zones into clear families. Below are the code names (the exact zoning- map symbols are the legal identifiers) and where they are defined:

  • Residential zones: RE (Residential Estate), RR (Rural Residential), RL (Residential Low‑Density), RM (Residential Medium‑Density), RH (Residential High‑Density), RVH (Residential Very‑High‑Density) — established in § 17.200.020 and implemented through Chapter 17.215 development tables.
  • Commercial & Office / Industrial: CG (Commercial General), CN (Commercial Neighborhood), CR (Commercial Regional), BP (Business Park), OP (Office Park), IL (Industrial Light), IH (Industrial Heavy) — zone-specific standards and tables are in Chapters 17.220 and 17.225 (see the industrial development standards table).
  • Mixed‑use: MU (Mixed‑Use), MU‑E (Mixed‑Use – Entertainment), DV (Downtown Village) — the Code sets density ranges and maximum FARs for these zones (for example MU allows 10.1–36 du/acre and FAR up to 0.75, MU‑E up to 1.0 FAR, DV up to 2.0 FAR) in § 17.227.010–.030 and Table 2‑8.
  • Special purpose zones: OSG (Open Space General), OSR (Open Space Recreation), PI (Public Institutional), SP (Specific Plan), W (Water Source) — the OSG and OSR zones show explicit FAR/density caps (e.g., OSG FAR 0.10, OSR FAR 0.15) in § 17.230.010.
  • Combining/overlay zones: the Code includes combining overlays (examples shown include RAAB — Residential Agricultural Accessory Business and the H6 — 6th Cycle Housing Element site overlay) that layer rules on base zones; these are listed with the zones in § 17.200.020 and the combining zones chapter 17.235 (see the combining/overlay zone list).

How uses are allowed: Article 2 uses Table 2‑2 (Allowed Uses and Permit Requirements) to mark uses as P (zoning clearance), MUP (minor use permit), CUP (conditional use permit), or prohibited; the Code clarifies interpretation rules for unlisted uses in § 17.205.010–.030.

Citywide development standards

San Jacinto separates zone‑specific numbers (Article 2 tables) from the citywide rules (Article 3). Key citywide rules and where to find them:

  • Setbacks and measurement: general setback policies and exemptions are in § 17.305.120 (measurement rules and permitted projections); specific setback numbers are in each zone’s table (see the Mixed‑Use and Industrial tables for numeric examples). Setbacks are therefore read as the mix of table value + § 17.305.120 measurement rules.
  • Heights: height measurement and exceptions are in § 17.305.060; zone tables give maxima (e.g., many residential zones show 35 ft primary structure height; industrial zones list 45–60 ft depending on subzone) — see the development tables and § 17.305.060.
  • Floor Area Ratio (FAR) and lot coverage: FAR caps are shown per zone in Article 2 tables (examples: MU FAR 0.75, MU‑E FAR 1.0, DV FAR 2.0; OSG FAR 0.10) and lot coverage percentages appear in the development‑standards tables (see the industrial and mixed‑use tables).
  • Parking and loading: off‑street parking standards and applicability are in Chapter 17.330; required parking must be provided before occupancy and is maintained as permanent spaces under § 17.330.020–.030. The Code also allows adjustments and shared parking mechanisms (see adjustment provisions and timing rules in Chapter 17.330). When you check a zone table for a use, that table will point to Chapter 17.330 for the required counts and design standards. Link to the local parking menu: parking.
  • Landscaping, screening, walls and fences: water-efficient landscape rules are in Chapter 17.325 and fences/walls are in Chapter 17.315; parking lot landscaping is cross‑referenced from the parking chapter.
  • Special development standards (multi‑family amenities, shopping‑center buffers, agritourism minimums): these are spelled out in Article 4 (examples: § 17.420.040 minimum amenities for multi‑family; § 17.425.020 residential design; § 17.430.030 agritourism standards).

Practical orientation: look up the zone’s development‑standards table first (Article 2, Tables 2‑4/2‑7/2‑8) for numeric minimum setbacks, lot coverage, parcel widths, and height caps, then read the Article 3 measurement and exceptions (e.g., § 17.305.120 for setbacks and § 17.305.060 for height measurement).

(For a focused page of numerical standards and common zone tables see San Jacinto Development Standards.)

Specific plans & overlays

  • Specific Plans: San Jacinto uses a formal Specific Plan (SP) zone for large or area‑specific plans; specific plans replace base zones on the subject parcels and must be adopted by ordinance under § 17.635.010–.030 (they follow Government Code § 65450 et seq.). Projects of 100 acres or more, or 500 units or more, must file a planned development permit or a specific plan per § 17.420.040 and § 17.630/17.635.
  • Overlays / Combining Zones: the Code implements site‑specific overlays (for example the H6 — 6th Cycle Housing Element overlay and RAAB) that layer additional rules or opportunities on top of base zoning (see the combining/overlay lists in § 17.200.020 and Chapter 17.235). When a combining zone applies it will be referenced in the applicable Article 2 tables. Link: overlay districts.
  • Environmental/plan cross‑references: large projects especially in the valley are routed into the Western Riverside County MSHCP process (the code requires MSHCP compliance and HANS/JPR where applicable in § 17.520.030) — expect special biological survey and mitigation steps for projects in the MSHCP area.

Building permits & review

  • Permit hierarchy and who decides: Chapter 17.600 sets filing procedures and the City’s review authorities (Table 6‑1) — the Director, Planning Commission, and City Council have defined roles; see § 17.600.010–.020 and Table 6‑1 for which body reviews a CUP, MUP, variance, or code amendment.
  • Design review, site plan and planned development: most construction activities trigger site plan and design review (Chapter 17.630); large or master projects use planned development permits (Chapter 17.620) or a specific plan (Chapter 17.635). Link to the city design review menu: design review.
  • The building‑permit step: zoning/land‑use approvals do not replace the need for building permits. The Code requires compliance with other permitting regimes and explicitly notes that a zoning clearance, CUP or MUP may still require a building permit; the city will not issue building or grading permits that violate the Development Code (§ 17.205.050, § 17.630.070). The Code also references compliance with applicable building and fire codes during review. For the technical building standards, the City enforces the state code (the California Building Standards Code / Title 24) at permit issuance; see the municipal references to building code compliance and the Building Official definition in Article 8. Link to the state building code page: California Building Standards Code.
  • Timing and coordination: Chapter 17.600 requires that multiple related permits be filed concurrently and gives the Director authority over application completeness and initial review; appeals procedures are in Chapter 17.715. § 17.600.030–.070 set those deadlines and completeness checks.
  • Enforcement: violations, stop‑work orders, and revocation authority are in Chapter 17.725; the Director enforces the Development Code and may issue citations or require corrections.

State housing law in San Jacinto

San Jacinto’s code incorporates and implements state housing laws; the local rules state how statewide mandatory items are handled:

  • ADUs / JADUs: the Development Code contains a dedicated section § 17.405.060 that implements ADU/JADU rules consistent with Government Code Chapter 13 (the Code explicitly references state ADU law and reproduces the local limits and classes — Class 1 statutorily regulated ADUs and Class 2 locally regulated ADUs). The Code adopts the state‑required treatment that ADUs are not to be counted as adding density and that qualifying ADUs are permitted in residential and mixed‑use zones per the statutory framework; numeric limits such as the 800 sq ft detached ADU floor cap and 4‑ft side/rear setbacks (as reflected in state law) are echoed and cross‑referenced in the ADU chapter. Link: ADUs. § 17.405.060 and related subsections list classes and the height/size/setback rules.
  • SB 9 / ministerial two‑unit and urban lot splits: San Jacinto has implemented an SB 9 program in Chapter 17.905 (Urban Lot Splits) and Chapter 17.910 (Two‑Unit Projects). The Code defines ministerial processes, objective standards (unit size caps for SB9 lots — units limited to ≤ 800 sq ft and ≥ 500 sq ft where required), parking minimums (one off‑street space per new unit subject to Government Code limits), deed‑restriction/recordation requirements, and grounds for denial tied to state exceptions (MSHCP, historic resources, protected housing). See § 17.905.020–.040 and § 17.910.040–.070 for the program details and how the city enforces deed‑recordation and inspection prerequisites.
  • Density bonus and affordable housing incentives: the Code contains an Affordable Housing – Density Bonus chapter (Chapter 17.310) and references it when allowing waivers for affordable projects (see § 17.420.040 referencing Chapter 17.310 for waivers). Expect state density bonus procedures to be used in tandem with local incentives.
  • Nonconforming and rent rules: the Code treats nonconforming parcels, structures, and uses under Chapter 17.705; ADU approvals may not be denied solely because of nonconforming zoning conditions unless they present threats to health/safety (the ADU chapter references this principle). The Code does not create local rent‑control in these chapters (check Municipal Code and local ordinances for rent‑control specifics); see Chapter 17.705 for nonconforming treatment. Link: Nonconforming Uses.

If you are planning housing work, read § 17.405.060 (ADUs), Chapter 17.905/17.910 (SB9 processes), and Chapter 17.310 (density bonus) together — the code cross‑references state statutory sections precisely.

Practical checklist for a San Jacinto project

  1. Confirm base zone on the City Zoning Map and read the Article 2 table for that zone (§ 17.200.020, Table 2‑2).
  2. Read the zone’s development‑standards table (setbacks, height, FAR, lot coverage) and then Article 3 measurement rules (§ 17.305.120, § 17.305.060).
  3. Determine required discretionary permits (CUP/MUP/planned development) per Table 6‑1 and Chapter 17.600.
  4. Prepare site plan and design review submittal where required (Chapter 17.630) and coordinate building permits with the Building Official and applicable California Building Standards Code requirements. Link: California Building Standards Code.
  5. If the project touches environmental or habitat areas, expect MSHCP/HANS/JPR steps per § 17.520.030.

Information Gaps / When to verify with the City

  • The Development Code includes numerous tables (Table 2‑4, 2‑7, 2‑8, etc.) with zone‑by‑zone numeric standards. This overview points to the controlling sections and representative table values (mixed‑use and industrial examples), but you should read the specific zone table that applies to your parcel for the exact numeric setbacks, lot coverage, and parcel‑dimension minima (see the Article 2 tables referenced throughout). Where a parcel lies inside a specific plan or overlay, the specific plan/overlay text will supersede the general table; see § 17.635.060 (specific plan content and precedence).

Source References

  • San Jacinto Development Code (Title 17) — Title statement and purpose, § 17.100.010–.040.
  • Zones established and Zoning Map adoption, § 17.200.010–.020 (Table 2‑1, zone list).
  • Article 2 development tables and Mixed‑Use standards (Tables 2‑8/2‑9), § 17.227.010–.040.
  • Special Purpose Zones and FAR limits (OSG/OSR/PI/SP/W), § 17.230.010–.030.
  • Site planning and setbacks rules, § 17.305.030 and § 17.305.120.
  • Height measurement, § 17.305.060.
  • Parking (Chapter 17.330) and general parking provisions, § 17.330.020–.040.
  • ADU/JADU rules, § 17.405.060 and ADU classes and standards.
  • Permit procedures and review authority (Chapter 17.600, Table 6‑1), § 17.600.010–.030.
  • Site plan & design review (Chapter 17.630) and issuance of other permits § 17.630.070.
  • Specific Plans (Chapter 17.635), § 17.635.010–.060 (preparation, initiation, content).
  • SB 9 – Urban Lot Splits and Two‑Unit Projects (Chapters 17.905 & 17.910) — standards and ministerial rules.
  • Nonconforming parcels/uses (Chapter 17.705) and enforcement (Chapter 17.725).

Where to read the San Jacinto code

The San Jacinto municipal and zoning code is published on eCode360 — view the official San Jacinto code library. That lets you read the ordinance section by section.

GoCodebook goes beyond browsing eCode360 (see how they compare): it reads the San Jacinto ordinance together with the California Building Standards Code and answers your question — zoning, setbacks, FAR, height, ADUs, permits — with the controlling citation for your parcel.

Who this affects

San Jacinto homeownersReal estate developersArchitects & designersReal estate agentsInvestorsGeneral contractorsADU buildersPermit consultants

Frequently asked questions

What zoning districts does San Jacinto have?

San Jacinto’s Development Code lists the city’s legal zones in § 17.200.020 — major families include residential (e.g., RE, RR, RL, RM, RH, RVH), commercial/industrial (e.g., CG, CN, CR, BP, IL, IH), mixed‑use (e.g., MU, MU‑E, DV) and special purpose zones (e.g., OSG, OSR, PI, SP, W); combining/overlay zones (like RAAB and the H6 housing‑element overlay) are also listed and applied where specified. See § 17.200.020.

Do I always need design review or site plan approval for a commercial or residential project?

Most construction and changes to structures require site plan and design review; the Code makes this explicit for many zones and project types — see Chapter 17.630 and the zone tables that flag when site plan and design review is required. Planned developments and larger projects have separate planned development or specific‑plan tracks (§ 17.630, § 17.635.010). Link to the city design review menu: design review.

Where do I find setback, height and lot coverage numbers for my parcel?

Numeric standards are in the Article 2 development tables for each zone (e.g., Tables 2‑4, 2‑7, 2‑8). General measurement rules and exceptions (how setbacks and height are measured) live in § 17.305.120 and § 17.305.060. Always read the table for your zone plus the Article 3 measurement sections together.

How does San Jacinto handle ADUs and JADUs?

San Jacinto implements ADU/JADU law in § 17.405.060. The Code adopts the state classes and explains that ADUs that comply with the section are not counted as new density, and it sets local size/setback/height rules consistent with state law (e.g., side/rear setbacks and detached ADU height limits are addressed in the ADU chapter). See § 17.405.060. Link: ADUs.

Does San Jacinto require parking for ADUs or SB9 units?

The ADU chapter follows state ADU law and the SB9 chapters contain parking instructions: the Code references state limits and generally requires parking per the Code unless the state prohibition applies; for SB9 urban lot splits / two‑unit projects the Code requires at least one off‑street parking space per new primary dwelling subject to the Government Code exceptions in the SB9 chapters (§ 17.905/§ 17.910). For full parking design & counts see Chapter 17.330 (Off‑Street Parking and Loading Standards). Link: parking.

What is the permit path for a multi‑family housing project?

Start with the zone’s development table to confirm density and standards (Article 2), then prepare a Site Plan & Design Review application (Chapter 17.630) and any conditional use or minor use permits indicated in Table 2‑2; projects of 100 acres or more or 500 units or more must apply for a planned development permit or a specific plan (§ 17.420.040, § 17.635.010). Concurrent filing of related permits is required under Chapter 17.600.

Does San Jacinto have rent control?

San Jacinto’s Development Code (Title 17) addresses land‑use, development standards, permits, and nonconforming uses (Chapter 17.705) but does not establish a city‑wide rent‑control ordinance within Title 17. Rent‑control (if any) would be contained in other Municipal Code chapters or separate ordinances; verify with the City Clerk or City municipal code index. See the code’s nonconforming rules in Chapter 17.705.

How are habitat and endangered‑species issues handled for development?

Developments in mapped habitat or MSHCP areas must comply with the Western Riverside County MSHCP and may require a HANS application and Joint Project Review — the Code requires compliance with MSHCP processes in § 17.520.030 and ties SB9 denials to MSHCP/protected habitat constraints. Expect additional biological surveys and mitigation conditions.

Can I seek variances or minor variances for dimensional standards?

Yes. The Director may grant minor variances for limited items listed in Table 6‑3 (e.g., limited setback reductions, minor FAR increases, parking reductions up to stated maxima); the Planning Commission may grant full variances for broader departures (see § 17.650.020–.030 and Table 6‑3).

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