Some Boulder County services returned in-person on a limited basis beginning June 1. Most services are still being offered virtually.

Resources are available for those impacted by COVID-19. For help, submit questions or call 720-776-0822 weekdays (9 a.m.-5 p.m.).

Fire Restrictions were updated on June 2 and remain in effect for western Boulder County. View the flyer and map for more details.

When Can I Burn?
Tree bark

When Can I Burn?

It depends on WHAT and WHERE you’re burning.

Above 6400’ elevation

  • Slash piles: Year round*
  • Broadcast burns: Year round*
  • Recreational fires: Year round
  • Agricultural fires: Year round

Below 6400’ elevation

  • Slash piles: March 1 – October 31*
  • Broadcast burns: March 1 – October 31*
  • Recreational fires: Year round
  • Agricultural fires: Year round

Time of Day (All elevations)

  • March 1 – October 31. 2 hours after sunrise to 2 hours before sunset
  • November 1 – February 28/29, 10:00 am- 4:00 pm

*May require a permit



YES – The following items MAY BE BURNED in Boulder County, but may require a permit:

  • Tree branches and trunks smaller than 6” in diameter
  • Clean, dry slash
  • Clean, dry forest debris

NO – The following items CANNOT BE BURNED in Boulder County, with or without a permit:

  • Material that is wet
  • Material that is full of dirt or soil
  • Trash or garbage
  • Buildings
  • Construction debris
  • Commercial or business waste
  • Lumber
  • Hazardous materials, including treated wood
  • Excessive smoke producers (tires, insulation, plastics, etc.)
  • Animal carcasses
  • Lawn clippings and leaf piles
  • Food waste
  • Pinecones (Except incidental to pine slash)
  • Stumps
  • Tree trunks (Greater than 6” diameter)

Contact Us

Sheriff's Office

Main: 303-441-3600
Alternate: 303-441-4444
Fax: 303-441-4739



Sheriff's Headquarters
5600 Flatiron Parkway
Boulder, CO 80301
Map & Directions

H.Q. Lobby Hours:
08:00 a.m.-5:00 p.m. M-F