Outdoor Music: El Cajon vs San Marcos
How do outdoor music rules compare between El Cajon, CA and San Marcos, CA?
El Cajon and San Marcos have similar restriction levels.
El Cajon, CA
San Diego County
Outdoor amplified music in El Cajon is regulated under ECMC Chapter 9.44. It is unlawful to operate any sound-reproducing device in a manner that disturbs the peace, quiet, or comfort of neighboring residents. The standard is reasonableness rather than a specific decibel threshold.
View full El Cajon rules →San Marcos, CA
San Diego County
In unincorporated San Diego County, amplified sound in a County park is limited by Section 36.414(c)(2)(C): no more than 90 dBA at 50 feet from the source and no exceedance of the Section 36.404 limits at the park boundary, unless a Parks and Recreation Department permit is obtained. Permitted public events are otherwise exempt.
View full San Marcos rules →Key Facts Comparison
| Fact | El Cajon | San Marcos |
|---|---|---|
| Code Reference | ECMC Chapter 9.44 | - |
| Standard | Disturbs reasonable sensibilities | - |
| Applies To | All amplified sound devices | - |
| Events | Special event permit may be needed | - |
| Enforcement | El Cajon PD — 619-579-3311 | - |
| Code section | - | County Code Sec. 36.414(c)(2)(C) |
| County-park cap | - | 90 dBA at 50 feet from the source |
| Park-boundary limit | - | Must not exceed Sec. 36.404 zone limits at the park boundary |
| Permit | - | County Parks & Recreation Department permit required for amplified sound in parks |
| Permitted events | - | Exempt within scope of County license/permit (Sec. 36.417(a)(3)) |
| Private outdoor events | - | Default to Sec. 36.404 limits + nuisance rule |
Highlighted rows indicate differences between cities.
El Cajon FAQ
Can I play amplified music outdoors in El Cajon?
Amplified music is not banned but must not disturb the peace and quiet of neighbors. The standard under ECMC Chapter 9.44 is whether the sound disturbs a person of reasonable sensibilities.
Are there specific hours for outdoor music?
ECMC Chapter 9.44 does not set specific quiet hours for general noise. However, amplified music late at night is more likely to be considered a disturbance.
Can businesses play outdoor music?
Businesses may have outdoor music subject to their conditional use permit conditions and the noise ordinance. Downtown businesses should check with the Community Development Department about their permit conditions.
San Marcos FAQ
Can I play amplified music in a County park?
Only with a Parks and Recreation Department permit, and even then no more than 90 dBA measured 50 feet from the source and no exceedance of the Section 36.404 limits at the park boundary (Sec. 36.414(c)(2)(C)).
Do I need a permit for an outdoor event with amplified sound?
Public events conducted under a County license or permit are exempt within the permit's scope (Sec. 36.417(a)(3)). Amplified sound in a County park specifically requires a Parks and Recreation permit.
What is the limit for music at a backyard party?
There is no party-specific number. The general Section 36.404 zone limits apply (50 dBA day / 45 dBA night in residential zones), plus the rule that a device plainly audible 50+ feet away is a prima facie violation.
Compare other topics
See how El Cajon and San Marcos compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool