Fire Regulations in Ada County, ID (2026)
6 county-level rules, plus city-specific rules for 1 city in Ada County, Idaho.
Verified from official government sources
Fire Pits & Backyard Fires
Unincorporated Ada County allows recreational and warming fires but requires a 25-foot setback from any structure or combustible material unless the fire is contained in a barbecue pit. A hose or extinguisher must stay ready and an attendant must watch the fire until it is out.
Fire Pit and Recreational Fire Rules in Ada County
Some RestrictionsAda County Code 5-2-7-2(D)
D. Recreational Or Warming Fires: Recreational or warming fires, when conducted under the provisions of this section, do not constitute open burning. 1. Recreational and warming fires shall not be conducted within twenty five feet (25') of a structure or combustible material unless contained in a barbecue pit. Conditions which could cause a fire to spread to within twenty five feet (25') of a s...
Fireworks
Only nonaerial 'safe and sane' fireworks (fountains, sparklers, ground spinners, smoke devices, snakes) are legal for consumers in Idaho. Aerial and audible fireworks, firecrackers, and Roman candles are illegal without a public-display permit. Consumer sale/use runs June 23 to July 5.
Fireworks Rules in Ada County, Idaho
Some RestrictionsIdaho Code 39-2602(6)
"Nonaerial common fireworks" means any fireworks such as ground spinners, fountains, sparklers, smoke devices or snakes designed to remain on or near the ground and not to travel outside a fifteen (15) foot diameter circle... Nonaerial common fireworks do not include firecrackers, jumping jacks, or similar products.
Outdoor Burning
Ada County Code 5-2-7-2 bans outdoor fires countywide unless weather poses no safety hazard and the DEQ air quality index is 60 or below, and even then only for a short list of purposes like clearing irrigation ditches, weed control, firefighter training or disposing of tree debris with no other disposal option.
Open Burning Rules in Ada County, Idaho
Significant RestrictionsAda County Code 5-2-7-2
No person shall build, ignite, or maintain any outdoor fire of any kind or character, or for any purposes whatsoever, unless weather conditions do not constitute a safety hazard and the air quality index (AQI) as determined by the department of environmental quality (DEQ) is sixty (60) or below for any pollutant. ... A. Allowed Burning: Open burning shall be allowed under the regulations set fo...
Wildfire Zones
The Boise foothills and rural fringes of Ada County lie in the wildland-urban interface (WUI), an area of high wildfire risk. Ada County and the City of Boise have WUI planning and code provisions, and fireworks are barred in areas of severe fire threat based on current vegetative conditions.
Wildfire Zones in Ada County, Idaho
Some RestrictionsIdaho Code 39-2609(4)
It shall be unlawful for any person, except in compliance with this chapter, to: ... Use fireworks in any area that constitutes a severe fire threat based on the vegetative conditions during the current fire season as determined by the county commission or authority having jurisdiction, provided that notice of such areas is given in advance.
Smoke Detectors
Idaho law requires a smoke detector on a wall in a hallway or space communicating with each bedroom area and the living area. Landlords must verify detectors are installed and working at the start of a rental; tenants must maintain them during the tenancy.
Smoke Detector Requirements in Ada County, Idaho
Some RestrictionsIdaho Code 44-2503
A smoke detector (which may be a single station alarm device) shall be installed on any wall in a hallway or space communicating with each bedroom area and the living area on the living area side... the top of the detector shall be located on a wall four (4) inches to twelve (12) inches below the ceiling.
Propane Storage
Inside Ada County's Wildland-Urban Interface Overlay District, liquefied petroleum gas containers cannot sit within the mandatory 50-foot defensible space around a habitable structure, a fire-mitigation rule enforced under Section 8-2-25(C)(1)(f) alongside the state's own LP-gas siting code.
Propane Tank Rules in Ada County Wildfire Zones
Some RestrictionsAda County Code 8-2-25(C)(1)(f)
b. A modification requires a minimum fifty foot (50') defensible space around the perimeter of any habitable structure... f. Liquefied petroleum gas containers shall not be located within the defensible space in accord with the applicable code as adopted by the state of Idaho.
Fire Regulations by City in Ada County
1 cities in Ada County have their own fire regulations rules. Each link goes to that city's dedicated page with code citations.
All Ada County ordinances
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