Local zoning · Plumas County

Plumas County — Parking

Q: Do commercial projects in Core Commercial (C-1) need off-street parking in unincorporated Plumas County?

Generally no. Commercial uses in the C‑1 district have no off-street parking or loading requirement. Residential and lodging uses within C‑1 still must meet the countywide standards in § 9-2.414 . Verify your use fits a “commercial” category in C‑1.

Q: How many parking spaces do I need for a small retail or service tenant?

Use the countywide table in § 9-2.414(b) : 1 space per 500 sf of sales/service floor area, plus employee or seating-based counts if applicable. Design the lot to the stall/aisle dimensions in § 9-2.414(c) and landscape 10% if the lot has five or more spaces.

Q: What district rules apply to parking for industrial or forest-zoned parcels?

Industrial and resource districts (e.g., I‑2 , GF , M ) all defer to the countywide standards in § 9-2.414 for parking/loading. Check each zone’s permitted uses and dimensional standards, but parking defaults to the general requirements.

Parking under the Plumas County local zoning and planning code, with the controlling citations.

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Last reviewed: July 6, 2026

Overview

In unincorporated areas of Plumas County, off-street parking and loading are governed by Title 9, Chapter 2 (Zoning) of the County Code. The core, countywide standards live in the general requirements for parking and loading, which set minimum space counts, stall/aisle dimensions, and loading-bay geometry for most uses, and then each zoning district ties back to those rules or, in one case, modifies them. See the County’s zoning overview and base zoning districts for context.

The single biggest parking rule in unincorporated Plumas County: most zones require you to meet the countywide minimums in § 9-2.414 for space counts and lot design; the only broad exception is commercial uses in the Core Commercial (C-1) zone, which have no off-street parking or loading requirement.

Countywide parking and loading standards (apply unless a district says otherwise)

Application and authority. The Planning Director can determine or modify parking/loading requirements when a use doesn’t fit a listed category.
Minimum space counts. The table below summarizes the base countywide ratios.
Lot design. Minimum stall sizes, angles, and aisle widths; all maneuvering aisles must be off-street. Special waiver when four or fewer spaces are required (with limits).
Loading. One loading space per 5,000 sf of floor/storage/merchandise area; commercial vs. industrial bay sizes differ.
Landscaping/lighting. Parking lots with five or more spaces must landscape at least 10% of the parking lot area; lighting must be directed away from adjoining properties.
Garages/carports. Front setbacks for garages and carports vary by road class; conversions must respect yard rules (with a specific ADU carve‑out—see ADU section below).

Countywide minimums and key dimensions

Topic	Standard	Code Reference
Dwelling unit parking	2 spaces per dwelling unit	§ 9-2.414(b)
Accessory dwelling unit (baseline)	1 space per ADU (see ADU exceptions)	§ 9-2.414(b), § 9-2.4506(a)
Employees	1 space per employee working at one time	§ 9-2.414(b)
Seating-based uses	1 space per 4 seats	§ 9-2.414(b)
Sales/service floor area	1 space per 500 sf	§ 9-2.414(b)
Boat ramps	20 spaces; stalls 35 ft long	§ 9-2.414(b), § 9-2.414(c)(3)
Loading spaces (any use with floor/storage/merchandise area)	1 per 5,000 sf	§ 9-2.414(b)
Loading bay geometry	Commercial: 10'W x 35'D x 14'H; Industrial: 10'W x 50'D x 14'H; no backing onto streets	§ 9-2.414(c)(2)
Stall/aisle dimensions (examples)	90° stalls: 18' deep x 9' wide; two-way aisle: 27'	§ 9-2.414(c)(1)
Aisle/off-street rule + small-project waiver	All aisles off-street; when 4 or fewer spaces are required, off-street parking may be waived if frontage exists—except not for dwelling units or additional quarters	§ 9-2.414(c)(1)
Perimeter control	6"x6" curb or equivalent barrier along property-line spaces	§ 9-2.414(c)(1)
Parking lot landscaping	Minimum 10% of lot area if 5+ spaces	§ 9-2.410

Note on accessibility: Plumas County’s zoning ordinance does not set accessible-parking counts. Those come from the California Building Standards Code (CBC/Title 24)—for example, Table 11B‑208.2 and related sections govern how many accessible and van spaces are required and where they must be located.

ADUs — parking rules you actually use

Baseline. One off-street space per accessory dwelling unit unless an exemption applies.
Exemptions from any ADU parking: within ½ mile of transit; in a qualifying historic district; when the ADU is within the existing dwelling/structure; when on-street permits are required but not offered to the ADU; where a car-share is within one block; or when the ADU permit is paired with a new primary dwelling permit on the same lot.
Siting flexibility. If a space is required, it may sit within any setback and may be tandem on a driveway.
No replacement parking. Converting a garage/carport/covered space to an ADU does not trigger replacement parking for the primary unit.

Cross-check with state guidance in California ADU law and related California housing laws for the state caps and exemptions that Plumas has implemented locally.

District-by-district: how parking applies in each base zone

The pattern: most zones say “parking and loading as required by § 9-2.414.” Only one zone (C‑1) broadly relaxes off-street requirements for commercial uses.

Single-Family Residential — 2-R, 3-R, 7-R

Purpose/uses. Single-family neighborhoods with compatible uses.
Key dimensions. Minimum lots 1/2, 1/3, or 1/7 acre; 20 ft front yards; 5 ft per story sides/rears.
Parking. As in § 9-2.414 for counts/design.

Multiple-Family Residential — M-R

Purpose/uses. Multifamily housing and compatible services.
Parking. As in § 9-2.414; lot design per countywide standards.
Note. CBC accessible parking rules apply to covered multifamily projects; coordinate with building review.

Suburban — S-1

Purpose/uses. 1–3 acre residential with compatible uses.
Parking. As in § 9-2.414.

Secondary Suburban — S-3

Purpose/uses. 3–10 acre residential with compatible uses.
Parking. As in § 9-2.414.

Rural — R-10

Purpose/uses. 10–20 acre rural residential and compatible uses.
Parking. As in § 9-2.414.

Rural — R-20

Purpose/uses. 20 acre rural residential and compatible uses.
Parking. As in § 9-2.414.

Core Commercial — C-1

Purpose/uses. Pedestrian-oriented commercial near dense housing.
Parking. No off-street parking or loading required for commercial uses; residential/lodging in C‑1 still follow § 9-2.414.
Tip. This is the only broad district-wide commercial exemption.

Periphery Commercial — C-2

Purpose/uses. Major commercial near population centers; “adequate access and parking.”
Parking. As in § 9-2.414 (no special exemptions).

Convenience Commercial — C-3

Purpose/uses. Highway- or neighborhood-oriented commercial.
Parking. As in § 9-2.414.

Recreation Commercial — R-C

Purpose/uses. Commerce serving recreation sites/areas.
Parking. As in § 9-2.414.

Recreation (Rec‑P, Rec‑1, Rec‑3, Rec‑10, Rec‑20)

Purpose/uses. Recreation projects and related/support uses.
Parking. As in § 9-2.414.

General Agriculture — GA

Purpose/uses. Preserve important agricultural production areas.
Parking. As in § 9-2.414.

Agricultural Preserve — AP

Purpose/uses. Williamson Act agricultural preserves.
Parking. As in § 9-2.414.

General Forest — GF

Purpose/uses. Forest resource areas with limited development.
Parking. As in § 9-2.414.

Mining — M

Purpose/uses. Extraction of prime mining resources.
Parking. As in § 9-2.414.

Light Industrial — I-2

Purpose/uses. Light industrial operations.
Parking. As in § 9-2.414.

Special topics you shouldn’t miss

Limited Commercial Social Events (weddings, gatherings). Must park on-site; at least 1 off‑street space per 2 guests; parking areas set back 20 ft from certain residentially zoned parcel boundaries; surfacing/dust control standards specified.
Landscaping and lighting linked to parking lots. Minimum 10% lot landscaping for 5+ spaces; lighting focused away from adjacent properties. See landscaping and screening.
Nonconforming parking. Expansions trigger compliance with today’s parking unless a special use permit shows no added intensity/need and no reduction in existing parking/loading.
Lot line adjustments. Parcels remain conforming only if “parking and loading is provided as required by the applied zone.”
Overlays and design. Check any applicable overlay districts and whether your project needs design review that could affect site planning around parking.
Signs facing parking. Signage rules are per each zone’s cross-reference to the County’s sign regulations; see signage.

Information Gaps

Bicycle parking. Not found in retrieved zoning materials; any bicycle-parking triggers likely arise from state codes (CALGreen) or project conditions. See the California Building Standards Code for statewide bicycle parking provisions. Not found in retrieved materials.

Checklist

Confirm your parcel’s base zone in the unincorporated area via Plumas County Land Use.
Apply countywide minimum parking counts in § 9-2.414(b) and the lot design standards in § 9-2.414(c).
If proposing 5+ spaces, show at least 10% lot landscaping and compliant lighting orientation.
If a commercial project in C‑1, verify whether your use qualifies for the “no off-street parking/loading” rule.
If an ADU, apply § 9-2.4506 for exemptions, siting, and no-replacement rules; coordinate with state ADU standards.
If adding/loading areas, meet bay counts and dimensions; no backing into streets.
If modifying a nonconforming site, address § 9-2.507 or seek a special use permit; see nonconforming uses and variances and exceptions.

Risks & Ambiguities

Issue	Why it matters	What to verify
Four-or-fewer space waiver	Misapplied waiver can leave you noncompliant; doesn’t apply to dwelling units/additional quarters	Do you qualify for frontage-based waiver, and is your use eligible? § 9-2.414(c)(1)
Core Commercial (C-1) exemption	Only commercial uses are exempt from off-street parking; residential/lodging still require it	Confirm use category and zone mapping. § 9-2.1906(a)-(b)
ADU parking	Exemptions are specific; replacement parking barred for conversions	Apply § 9-2.4506 carefully; cross-check state ADU law.
Loading design	Backing onto public ways prohibited	Show on-site maneuvering that avoids street backing. § 9-2.414(c)(2)
Landscaping %	Often overlooked during site layout	Include 10% landscape area for lots with 5+ spaces. § 9-2.410
Bicycle parking	Zoning is silent	If required by building green code, coordinate during building permit. Not found in retrieved materials

Plain-English Summary

If you’re building or changing a use in unincorporated Plumas County, assume you must meet the countywide parking counts, stall/aisle geometry, landscaping, and loading rules—unless you’re a commercial use in the C‑1 Core Commercial zone, which doesn’t require off-street parking. ADUs enjoy multiple exemptions and flexibility. For everything else, design your lot to the table in § 9-2.414, landscape 10% if you have 5+ spaces, and keep loading maneuvers off public streets.

Source References

Plumas County Code, Title 9, Zoning — General parking/loading standards: § 9-2.414 (counts, lot design, loading) and related landscaping/lighting: § 9-2.410, § 9-2.411; garages/carports siting: § 9-2.408.
Zone-specific cross-references to § 9-2.414: 2‑R/3‑R/7‑R § 9-2.1306; M‑R § 9-2.1406; S‑1 § 9-2.1506; S‑3 § 9-2.1606; R‑10 § 9-2.1706; R‑20 § 9-2.1806; C‑2 § 9-2.2007; C‑3 § 9-2.2106; R‑C § 9-2.2206; Rec Zones § 9-2.2306; AP § 9-2.3006; GA § 9-2.3106; GF § 9-2.3306; M § 9-2.3406.
Core Commercial exception: § 9-2.1906.
Nonconforming parking/loading: § 9-2.507.
Limited Commercial Social Events parking: § 9-2.4405 (standards incl. § 9-2.4405(c)).
ADU parking rules: § 9-2.4506.
California Building Standards Code (Title 24) for accessible and bicycle parking triggers: CBC Ch. 11B (e.g., Table 11B‑208.2). California Building Standards Code

Sources

Retrieved passages

Plumas County Zoning Code (Article 45) High relevance
Plumas County Zoning Code (Section 18551) Medium relevance
Plumas County Zoning Code (Section 9-2.414) Medium relevance
Plumas County Zoning Code (Section 9-2.414) Medium relevance
Plumas County Zoning Code (§ 3) Medium relevance
Plumas County Zoning Code (§ 4) Medium relevance
Plumas County Zoning Code (Chapter 14) Medium relevance
Plumas County Zoning Code (§ 1) Medium relevance
Plumas County Zoning Code (§ 3) Medium relevance
Plumas County Zoning Code (Section 9-2.414) Medium relevance
Plumas County Zoning Code (Section 9-2.414) Medium relevance
Plumas County Zoning Code (§ 66314) Medium relevance
Plumas County Zoning Code Medium relevance
Plumas County Zoning Code (§ 66322) Medium relevance
Plumas County Zoning Code (Section 9-4.703) Medium relevance
Plumas County Zoning Code (Section 9-4.703) Medium relevance
CBC § 1 (Chapter 6) Medium relevance
Plumas County Zoning Code Medium relevance
Plumas County Zoning Code (Section 9-2.414) Medium relevance
Plumas County Zoning Code (§ 3) Medium relevance
Plumas County Zoning Code (Article 7.) Medium relevance
Plumas County Zoning Code (Section 9-2.414) Medium relevance
Plumas County Zoning Code (§ 3) Medium relevance
Plumas County Zoning Code (§ 3) Medium relevance
Plumas County Zoning Code (§ 3) Medium relevance

Cited sections

Official Plumas County code library

Frequently asked questions

Do commercial projects in Core Commercial (C-1) need off-street parking in unincorporated Plumas County?

Generally no. Commercial uses in the C‑1 district have no off-street parking or loading requirement. Residential and lodging uses within C‑1 still must meet the countywide standards in § 9-2.414. Verify your use fits a “commercial” category in C‑1.

How many parking spaces do I need for a small retail or service tenant?

Use the countywide table in § 9-2.414(b): 1 space per 500 sf of sales/service floor area, plus employee or seating-based counts if applicable. Design the lot to the stall/aisle dimensions in § 9-2.414(c) and landscape 10% if the lot has five or more spaces.

Can I “waive” off-street parking if my project only needs a few spaces?

Possibly. When four or fewer spaces are required, off-street parking may be waived if you have enough street frontage to accommodate the waived spaces—but not for dwelling units or “additional quarters.” All aisles must still be off-street.

What are the parking rules for an ADU on my rural residential lot?

The County requires one space per ADU unless an exemption applies (e.g., near transit, within existing space, etc.). If a space is required, it may be in a setback or tandem; converting a garage/carport to an ADU does not require replacement parking. See § 9-2.4506.

Do I need a loading space, and how big is it?

If your use involves receiving/distributing materials, count one loading space per 5,000 sf of floor/storage/merchandise area. Commercial bays are 10' x 35' x 14' clear; industrial bays are 10' x 50' x 14'. Do not back into the street. § 9-2.414(b), (c)(2).

Does Plumas County require bicycle parking?

The zoning ordinance retrieved does not specify bicycle-parking requirements. Any bicycle-parking triggers would typically come from the building/green codes at permit (e.g., CALGreen/CBC), not zoning. Not found in retrieved materials; verify during building review.

I’m planning a wedding venue on ag land. How much parking is required?

For a Limited Commercial Social Event, provide at least one off-street space per two guests, keep all parking on-site (not in public ROW), meet the 20 ft parking-area setback from certain residentially zoned parcels, and address dust control/surfacing. § 9-2.4405(c).

If my building predates current parking rules, do I have to upgrade all parking to expand?

Potentially. Alterations or enlargements generally require you to add parking/loading to meet today’s standards, unless a special use permit finds no added intensity/need and no reduction in existing parking/loading. § 9-2.507.

Do parking lots need landscaping or special lighting treatment?

Yes. Lots with 5+ spaces must landscape a minimum of 10% of the parking lot area and ensure lighting is shielded away from neighboring properties. § 9-2.410; § 9-2.411.

What district rules apply to parking for industrial or forest-zoned parcels?

Industrial and resource districts (e.g., I‑2, GF, M) all defer to the countywide standards in § 9-2.414 for parking/loading. Check each zone’s permitted uses and dimensional standards, but parking defaults to the general requirements.

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