Port Guide 8 min read

Customs Clearance at Port of Houston

Port of Houston is the largest Gulf Coast container port and #1 U.S. port for waterborne tonnage. Learn clearance timelines, terminal procedures, and CBP requirements for Houston container imports.

Updated: January 15, 2025 By Williamsburg Customs Brokerage

TL;DR — Houston At a Glance

  • Container volume: 3.2M TEUs/year; #6 US port by TEUs
  • Average clearance time: 18-30 hours for compliant shipments; 3-6 days if exam selected
  • Key terminals: Barbours Cut Container Terminal, Bayport Container Terminal
  • Unique considerations: Major gateway for Latin America trade; strong petrochemical/industrial cargo presence; shorter dwell times than East Coast
  • Local contact: CBP Port of Houston — (281) 985-6700

Port Overview & Import Volume

The Port of Houston is the leading Gulf Coast container port and ranks #1 nationally in total waterborne tonnage (329 million tons in 2024). While better known for breakbulk and energy cargo, Houston handles 3.2M TEUs annually via two major container terminals: Barbours Cut and Bayport.

2024 Import Statistics

  • TEU Volume: 3.2 million TEUs (2024)
  • Top Import Categories: Machinery (22%), chemicals (19%), steel/metals (16%), consumer goods (14%)
  • Primary Trade Lanes: Mexico (31%), China (23%), Brazil (12%), Colombia (8%)
  • Average Vessel Dwell Time: 2.6 days — faster than most East Coast ports
  • Rail vs. Truck: 30% rail, 70% truck

For real-time stats, see Port Houston Authority.

Typical Clearance Timeline

Based on our 2024 clearance data across 2,800+ entries at Port of Houston:

Scenario Typical Timeline Notes
Standard Release (No Exam) 18-30 hours Entry filed before arrival; ISF compliant
Intensive Exam (CET) 3-6 days Container sent to exam facility
FDA/EPA Hold 4-12 days Common for food, chemicals, medical devices
UFLPA (Uyghur Forced Labor) Hold 7-30 days Requires detailed supply chain documentation
Steel Anti-Dumping Hold 5-14 days Houston is major steel import gateway; AD/CVD common

Port-Specific Entry Procedures

1. Pre-Arrival Filing Requirements

Houston CBP encourages early entry filing to minimize cargo dwell time. Terminals offer 4-5 days free time; demurrage accrues quickly.

  • ISF Filing: Must be submitted 24+ hours before vessel loading. Houston CBP strictly enforces $5,000 late filing penalties.
  • Entry Summary (ACE): File 24-48 hours before arrival for accelerated release.
  • Customs Bond: Continuous bond required for importers with >5 shipments/year.

2. Common Exam Triggers at Houston

  • 🔍 Steel & Metals: Anti-dumping/countervailing duty verification; origin documentation required
  • 🔍 Petrochemicals: EPA TSCA compliance; proper hazmat classification
  • 🔍 Machinery & Industrial Equipment: Accurate HTS classification critical for duty rates
  • 🔍 Latin America Cargo: Higher exam rate for certain countries; drug interdiction screening
  • 🔍 Agricultural Products: USDA APHIS compliance for food/plant imports from Mexico

3. Local CBP Office & Contact

CBP Port of Houston

2350 N. Sam Houston Pkwy E., Suite 1000, Houston, TX 77032

Phone: (281) 985-6700

Hours: Entry processing 24/7; in-person inquiries Mon-Fri, 8:00 AM - 5:00 PM

Why Choose Williamsburg Customs for Houston Clearance

  • ✓ Fast filing turnaround: Most entries filed same day; pre-arrival filing for accelerated release
  • ✓ Industrial cargo expertise: Experienced with machinery, steel, chemical imports common at Houston
  • ✓ Latin America trade specialists: Familiar with USMCA, Mexico origin verification, regional compliance
  • ✓ Anti-dumping/CVD expertise: Navigate complex AD/CVD cases for steel and metal imports
  • ✓ Transparent pricing: $125-175 per ocean entry; volume discounts available

Need Customs Clearance at Port of Houston?

Licensed customs broker with expertise in Houston port procedures. Fast, compliant clearance for all cargo types.