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Honolulu County, HI Trash & Recycling: Yard Waste Collection (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Branch diameter limit
9 inches (manual areas)
Max bundle length
3 feet
Max bundle weight
50 pounds
Manual pickup cap
1 cubic yard per collection

Summary

In manual-collection areas of Oahu, tree branches for pickup can't exceed 9 inches in diameter and green waste must be cut to 3-foot lengths in 50-pound bundles under ROH § 42-1.4(a)(1).

These county ordinances apply to unincorporated areas of Honolulu County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

In areas provided with manual collection, tree branches set out for collection may not exceed 9 inches in diameter and green waste must be cut into lengths not exceeding 3 feet. All green waste must be tied in bundles, which do not weigh more than 50 pounds each. In areas with automated green waste collection, green waste must be placed in the city-provided green waste cart as designated by the director such that the cart lid fully closes.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-10: Supplement 10, 12-2025 Ordinance No. 25-40 through Ordinance No. 25-56).

Full Breakdown

ROH § 42-1.4(a)(1) sets specific prep limits for green waste in manual-collection areas: branches capped at 9 inches diameter, cut to no more than 3-foot lengths, bundled at 50 pounds or less. Where the city has switched a route to automated collection, green waste instead goes in the city-provided green waste cart with the lid fully closed. Section 42-1.5(4) further caps tree branches and plant cuttings at 1 cubic yard per regular manual collection.

Violations & Fines

Green waste not bundled or capped to these limits is excluded from collection under § 42-1.5(2)-(3), and a general civil fine of up to $500 per violation applies under § 42-5.1(a), with each day treated as a separate violation.

Frequently Asked Questions

How big can tree branches be for Honolulu green waste pickup?
In manual-collection areas, branches can't exceed 9 inches in diameter and must be cut to 3-foot bundles weighing 50 pounds or less, per ROH § 42-1.4(a)(1).
What if my neighborhood has an automated cart?
Green waste goes directly in the city-provided cart with the lid fully closed instead of being bundled by hand.

Sources & Official References

Other rules in Honolulu County

All Honolulu County rules

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