January: Hazardous Waste Collection Event Scheduled for April 19 at Fairgrounds
Boulder County residents can safely dispose of household hazardous waste including paint, solvents, pesticides, batteries, and electronics at a free collection event on Saturday, April 19 at the Boulder County Fairgrounds. No appointment is necessary. Commercial waste is not accepted.
Data from the 2024 Boulder County Community Survey shows that 54% of respondents rated this service as “important” or “very important.” The survey, conducted every two years, received 2,013 responses from residents across the county.
For questions about this program, contact Sarah Mitchell at Assessor’s Office: (303) 441-8822 or email Assessor’s [email protected]. Office hours are Monday through Friday, 8:00 AM to 4:30 PM. Walk-in services are available at the Lafayette office without an appointment.
Resources
Public comment on this matter can be submitted through the Boulder County online portal, by email to Assessor’s Office, or in person at the next Board of County Commissioners meeting. Written comments received by 5:00 PM the day before the hearing will be included in the public record.
The application deadline is June 11, 2026. Late applications will be accepted on a space-available basis. Incomplete applications will be returned with a list of missing items. Average review time is 14 business days.