Noise Ordinances in Kootenai County, ID (2026)
5 rules for unincorporated Kootenai County, Idaho.
Verified from official government sources
Quiet Hours
Unincorporated Kootenai County has no separate municipal noise curfew; nighttime disturbances are prosecuted under Idaho's statewide disturbing-the-peace law, Idaho Code section 18-6409(1). The statute reaches anyone who maliciously and willfully disturbs a neighborhood, family or person by loud or unusual noise, and it applies at any hour, not just after a set curfew time.
Nighttime Noise Rules in Kootenai County, Idaho
Some RestrictionsIdaho Code §§ 18-6409(1), 18-113
Every person who maliciously and willfully disturbs the peace or quiet of any neighborhood, family or person, by loud or unusual noise, or by tumultuous or offensive conduct, or by threatening, traducing, quarreling, challenging to fight or fighting, or fires any gun or pistol, or uses any vulgar, profane or indecent language within the presence or hearing of children, in a loud and boisterous ...
Barking Dogs
A dog that barks, howls, or makes repetitive noise for fifteen minutes straight in daytime, or ten minutes at night, without a sixty second break, and unreasonably disturbs a neighbor's peace violates Code 5.1.110(A)(3). It's a civil violation carrying a twenty five dollar fine that rises with repeat offenses, and commercial kennels and shelters are exempt.
Barking Dog Nuisance Rules in Kootenai County
Some RestrictionsKootenai County Code 5.1.110(A)(3)
3. Harboring, keeping or maintaining a dog that barks, howls or makes repetitive sounds occurring for at least fifteen (15) minutes during the hours of eight o'clock (8:00 a.m.) and eight o'clock (8:00 p.m.); or for at least ten (10) minutes during the hours of eight o'clock (8:00 p.m.) and eight o'clock (8:00 a.m.); without being silent for at lest sixty (60) seconds between sounds, and which ...
Aircraft Noise
Land within the 65 DNL noise contour around Coeur d'Alene Airport sits in the county's airport overlay zone noise compatibility area under LUDC 8.3.102 and 8.3.103. New places of assembly or worship are barred there, uses are capped to what each DNL contour allows, and every new subdivision must record an avigation easement before it can plat.
Airport Noise Overlay Zone Rules in Kootenai County
Significant RestrictionsKootenai County LUDC 8.3.102(B), 8.3.103(D)
B. Noise Compatibility Area: The noise compatibility area shall include all land located within the 2028 sixty five (65) decibel day-night average sound level (65 DNL) noise contour, as delineated in the then current airport master plan. ... D. Restrictions Within The Noise Compatibility Area: The noise compatibility area is considered to be hazardous because of noise or the potential of endang...
Decibel Limits
Kootenai County's clearest numeric decibel limits apply to boats: Idaho Code 67-7038 caps motorboat noise at 88 dBA (post-1995) on a stationary test and 75 dBA on lakes over 500 feet wide. There is no general land-based decibel ordinance for unincorporated areas.
Noise Decibel Limits in Kootenai County, Idaho
Some RestrictionsIdaho Code 67-7038(3)
It is unlawful... to operate... any motorboat... in such manner as to exceed the following sound levels: (a) For motorboats manufactured on or after January 1, 1995, a noise level of 88dB(A)... (b) For motorboats manufactured before January 1, 1995, a noise level of 90dB(A).
Vehicle Noise
Kootenai County directly regulates watercraft noise: county code 6.2.105 requires every motorboat on county waters to have a working muffler and prohibits cutouts or exhaust amplifiers. Idaho Code 67-7038 caps boat noise at 88 dBA. On-road vehicle noise falls under Idaho muffler law and disturbing-the-peace.
Vehicle and Watercraft Noise Rules in Kootenai County, Idaho
Some RestrictionsKootenai County Code 6.2.105
It is unlawful to operate any motor driven watercraft on the public waters within Kootenai County unless it is equipped with a muffler or muffler system in good working order and in constant operation, effectively installed to prevent excessive or unusual noise.
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