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Porterhouse Steak BBQ Cook Time

How long to BBQ porterhouse steak? Cook for 4-5 min/side at 230-260°C (450-500°F). Internal temp: 54-60°C (130-140°F) medium-rare to medium. Complete guide with tips.

By Bill Ohaire | Published: April 2026 | Last Updated: April 2026

Perfectly seared beef steak on a hot BBQ grill

Photo by Mohamed Olwy on Pexels

Quick Answer

BBQ Porterhouse Steak for 4-5 min/side at 230-260°C (450-500°F). Internal temp: 54-60°C (130-140°F) medium-rare to medium. Rest for 5-8 minutes.

Porterhouse Steak BBQ Guide

In Australia, porterhouse is what Americans call New York strip or sirloin. It's a flavourful, well-marbled steak from the short loin. Cook over high heat for a good crust. Salt generously before cooking. One of the most reliable BBQ steaks.

Cook Time

4-5 min/side

Temperature

230-260°C (450-500°F)

Internal Temp

54-60°C (130-140°F) medium-rare to medium

Rest Time

5-8 minutes

How to BBQ Porterhouse Steak — Step by Step

  1. Prep: Bring to room temperature. Season or marinate as desired.
  2. Preheat: Get your BBQ to 230-260°C (450-500°F). Clean and oil the grate.
  3. Cook: Grill for 4-5 min/side.
  4. Check: Use a meat thermometer — target 54-60°C (130-140°F) medium-rare to medium..
  5. Rest: 5-8 minutes before serving.

Common Mistakes

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Frequently Asked Questions

How long to BBQ porterhouse steak?

BBQ porterhouse steak for 4-5 min/side at 230-260°C (450-500°F). Target internal temperature: 54-60°C (130-140°F) medium-rare to medium.

What temperature for porterhouse steak on the BBQ?

Cook porterhouse steak at 230-260°C (450-500°F). Internal temperature should reach 54-60°C (130-140°F) medium-rare to medium.

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Sources & References

1
How to BBQ Right (YouTube)
Malcom Reed's championship-winning BBQ techniques and tutorials.
Video
2
Mad Scientist BBQ (YouTube)
Jeremy Yoder's detailed BBQ experiments and science-based cooking methods.
Video
3
Food Standards Australia New Zealand
Official Australian food safety guidelines and safe cooking temperatures.
Government
4
America's Test Kitchen (YouTube)
Rigorously tested steak cooking methods with scientific precision.
Video