Riverside County, CA Parking Rules: Commercial & Oversized Vehicles (2026)
Key Facts
- Weight threshold
- 10,000 lb GVWR or any commercial trailer
- Fine escalation
- $250, then $500, then $750
- Applies to
- Unincorporated residential streets only
- Enforced by
- County code enforcement, signs required
Summary
Commercial vehicles over 10,000 pounds GVWR, plus any commercial trailer or semi-trailer regardless of weight, cannot park on residential streets in unincorporated Riverside County; violators face escalating fines up to $750.
No person shall park or leave standing a commercial vehicle having a manufacturer's gross vehicle weight rating of more than ten thousand (10,000) pounds, or any commercial trailer or semi-trailer regardless of weight, on any street or highway within a residential district in the unincorporated area of the county.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 84 Update 1).
Full Breakdown
Riverside County Code § 10.20.160 bars parking or leaving standing any commercial vehicle rated above 10,000 pounds GVWR, or any commercial trailer or semi-trailer regardless of weight, on streets within a residential district in the unincorporated county. The county transportation director posts warning signs at major entry points. Exceptions cover active pickups/deliveries, service calls in the same block, transit and school buses, utility and government vehicles, and emergency vehicles. A first violation is a $250 infraction, a second is $500, and each additional violation within a year of the second draws $750. This governs only unincorporated areas. Riverside, Corona, Temecula and the county's 28 cities set their own rules.
Violations & Fines
First offense: $250 infraction. Second offense: $500. Each further violation within a year of the second: $750. Vehicle may also be towed under state law.
Frequently Asked Questions
Does this apply inside city limits like Riverside or Temecula?
Can I park a delivery truck briefly on my street?
What about RVs and boats, not just trucks?
Sources & Official References
Other rules in Riverside County
California rules heatmap·Compare Riverside County to another location·View the California parking rules overview
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