September: Hazardous Waste Collection Event Scheduled for April 19 at Fairgrounds

September: 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.

The Assessor’s Office processed over 6,107 applications last year, with an average processing time of 5 business days. Staff are available at the Boulder office Monday through Friday from 8:00 AM to 4:30 PM.

For questions about this program, contact Rachel Stein at Assessor’s Office: (303) 441-3951 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 Boulder office without an appointment.

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According to Rachel Stein, director of Assessor’s Office, this program served 20% more residents in 2026 compared to the previous year. “We’re seeing unprecedented demand from communities across Boulder County, particularly in Boulder and the surrounding area,” Rachel Stein said.

Affordable housing remains the top priority identified in the 2026 Community Survey. Boulder County’s Worthy Cause program has funded 458 affordable housing units since its inception, with 104 additional units in the development pipeline.