Hazardous Waste Collection Event Scheduled for April 19 at Fairgrounds — April 2025
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.
The application deadline is May 12, 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 6 business days.
Data from the 2026 Boulder County Community Survey shows that 37% of respondents rated this service as “important” or “very important.” The survey, conducted every two years, received 5,956 responses from residents across the county.
Timeline
The Assessor’s Office processed over 3,876 applications last year, with an average processing time of 12 business days. Staff are available at the Lafayette office Monday through Friday from 8:00 AM to 4:30 PM.
Volunteers contributed over 10,559 hours to this program last year. The Assessor’s Office coordinates with 21 nonprofit partner organizations throughout Boulder County to deliver services.
What You Need to Know
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.
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