Boulder, CO Trash & Recycling: Bin Placement Rules (2026)
Key Facts
- Standard container out no earlier than
- 5:00 a.m. on collection day
- Bear-resistant/recycling-only container out
- 8:00 p.m. night before
- All containers back in by
- 9:00 p.m. collection day
- RM/RH zone containers
- screened except on collection day
- Alley placement
- allowed with city manager authorization
- Governing section
- B.R.C. 1981 § 6-3-5
Summary
Boulder limits when residents can put trash and recycling containers at the curb. A standard cart cannot go out before 5 a.m. on collection day, while a bear-resistant or recycling-only container can go out at 8 p.m. the night before. Every container must come back in by 9 p.m. on collection day under Section 6-3-5(a)(9).
(9)Place a trash, recycling, or composting container, that is not a bear-resistant container or a recycling container containing only recycling materials in a front yard setback or in the public right-of-way, excepting public alleys, any earlier than 5:00 a.m. on the day on which such materials are scheduled to be collected or place a bear-resistant container or a recycling container containing only recycling material in a front yard setback or in the public right-of-way, excepting public alleys, any earlier than 8:00 p.m. on the day before the day on which such materials are scheduled to be collected. All such containers shall be removed from those locations by 9:00 p.m. of the same day on which such materials are scheduled to be collected.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Municipal Code: Supplement 167 Update 3).
Full Breakdown
Section 6-3-5(a)(9) of the Boulder Revised Code sets the placement window for containers left in a front yard setback or the public right-of-way, other than public alleys. on the scheduled collection day. the evening before collection. on the collection day itself. The same section separately regulates where containers sit day to day: Subsection (a)(8) bars placing any trash, recycling, or composting container on a sidewalk or in the city right-of-way in a way that blocks pedestrian, bicycle, or vehicular traffic, with an exception for containers placed in a public alley with the city manager's authorization.
In multi-unit RM and RH zoning districts, Subsections (a)(12) and (13) go further: containers may not sit visible to the public except on collection day, and property owners must screen trash, recycling, and compost containers from street view outside of collection day, unless the containers are in an alley visible only where the alley meets a street. C. 1981.
Violations & Fines
Putting a cart out too early, leaving it out past 9 p.m. on collection day, or leaving an RM/RH-zone container unscreened outside of collection day is a violation of Section 6-3-5. The section itself sets no fixed fine; the city manager enforces it under the chapter's general penalty authority in Section 5-2-4, B.R.C. 1981, the same provision the weed and trash-accumulation sections rely on for additional enforcement.
Frequently Asked Questions
How early can I put my trash can at the curb in Boulder?
When do I have to bring the container back in?
Do I need to hide my trash cans if I live in an apartment?
Sources & Official References
Other rules in Boulder
Compare Boulder to another location·View the Colorado trash & recycling overview
See something wrong?
Help us keep this page accurate. If you notice an error or outdated information, let us know.
Bin Placement Rules in Nearby Cities
How other cities in Boulder County handle bin placement rules.