Information on this page applies to property within Boulder's City Limits

For information regarding burn permits for property outside of the City, such as in Boulder County unincorporated, please visit this Boulder County website page:

For information on Boulder County-wide fire bans, please visit this Boulder County website page:

You can verify an address is within City limits here at our City Limits Map

Open Burning: Burnable Piles and Fire Pits

There is NO open burning allowed within the city limits of Boulder. This includes portable/mobile outdoor fireplaces. This also includes burning piles of any size of any type of flammable material.

The only exemption to this restriction occurs when burning a safety flare, such as a road flare, in order to indicate danger to the public.

Propane Grills

This restriction applies to propane grills located on combustible balconies/decks and construction.

Only small (2.5 lb./16.4 oz) propane bottle sizes are allowed in propane grills.

These propane grill restrictions apply to your property unless:

  • your balcony/deck is made of concrete, steel or other non-combustible material;
    and
  • the propane grill can be placed more than 10 feet away from combustible siding, decking or other parts of the structure.

Charcoal Grills

Charcoal grills, hibachis, and other open flame cooking appliances are not allowed on combustible balconies and construction.

These restrictions apply to your property unless:

  • your balcony/deck is made of concrete, steel or non-combustible material;
    and
    the charcoal grill can be placed more than 10 feet away from combustible siding, decking or other parts of the structure;
    or

  • the structure is a single-family home or a side-by-side townhome or if the balcony/deck is protected by a sprinkler system.

Electric Grills

Electric grills are allowed. Make sure if you are using an extension cord that has an adequate rating (size) for the grill being used.

Ceremonial Fires

All ceremonial fires within the City of Boulder require a permit issued through Boulder Fire-Rescue.

If you would like to request a permit for a ceremonial fire, please find process information on our Ceremonial Fire Permit Page