Quiet Hours: Hesperia vs Ontario
How do quiet hours rules compare between Hesperia, CA and Ontario, CA?
Hesperia and Ontario have similar restriction levels.
Hesperia, CA
San Bernardino County
Hesperia treats unreasonable noise as a public nuisance under Hesperia Municipal Code Chapter 8.32 (Title 8 — Health and Safety). There is no fixed dB curfew written into the city code, but noise that disturbs the peace, comfort or quiet of neighbors — especially overnight (commonly 10 PM–7 AM) — is enforceable as a nuisance by Code Enforcement and San Bernardino County Sheriff (Hesperia Station).
View full Hesperia rules →Ontario, CA
San Bernardino County
Ontario enforces nighttime quiet under OMC Title 5 Chapter 29. Loud or intrusive noise that disturbs the peace between 10 PM and 7 AM is stricter enforced, coordinated by Ontario Police and Code Enforcement.
View full Ontario rules →Key Facts Comparison
| Fact | Hesperia | Ontario |
|---|---|---|
| Code Section | Hesperia Mun. Code Ch. 8.32 (Public Nuisance) | - |
| Land-Use Standard | Dev. Code §16.08.545 (Noise Contour) — 60 dBA Ldn exterior residential | - |
| Practical Quiet Hours | 10 PM – 7 AM (nuisance standard) | - |
| Enforcement | Hesperia Code Enforcement + SB County Sheriff (Hesperia Station) | Ontario PD and Code Enforcement |
| Penalty (Mun. Code §1.16) | $100 / $200 / $500 escalating infraction fines | - |
| Code | - | OMC Title 5 Chapter 29 |
| Night Hours | - | 10 PM to 7 AM |
| Standard | - | Disturbing peace after officer request |
| City Hall | - | (909) 395-2000 |
Highlighted rows indicate differences between cities.
Hesperia FAQ
What time does Hesperia consider 'quiet hours'?
The Municipal Code does not list a numbered curfew hour, but 10 PM to 7 AM is the period enforced as nighttime nuisance noise under Chapter 8.32, consistent with the city's General Plan Noise Element residential standard.
Who do I call about loud neighbors in Hesperia?
For an in-progress disturbance call San Bernardino County Sheriff Hesperia Station (760-947-1500). For ongoing nuisance properties file with Hesperia Code Enforcement at (760) 947-1343.
Is there a decibel limit in Hesperia?
Hesperia uses a nuisance standard rather than a dB meter limit. The Development Code §16.08.545 noise contour and General Plan Noise Element use 60 dBA Ldn as the exterior residential compatibility threshold for land-use planning.
Ontario FAQ
What are Ontario quiet hours?
Generally 10 PM to 7 AM. Noise that disturbs neighbors during these hours is subject to stricter enforcement under OMC 5-29.07.
Who do I call for a late-night noise complaint?
Call the Ontario Police non-emergency line for active disturbances. For repeat daytime issues, contact Code Enforcement through the city portal.
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