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Reserve Your 2026 Boat Slip Today • Antioch, IL • Book Now

Your Boat's Home on the Chain O'Lakes

Seasonal Boat Slips, Marine Engine Repair, Winter Storage, and Trusted Marina Services in Antioch, Illinois.

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Our Services

40 Boat Slips

Accommodating boats of various sizes.

FULL SERVICE MARINA

From engine repair to winter storage.

PRIME LOCATION

Located on the Chain O'Lakes in Antioch, IL.

WELCOME TO PORTHOLE MARINA

Family Owned.
Community Focused.

Porthole Marina is a family-owned, full-service marina proudly serving boaters on the Chain O’Lakes. We’re committed to providing exceptional service, clean facilities, and a welcoming atmosphere for our boating community.
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Our Services

Everything You Need, Right Here

boat slips-marina
BOAT SLIPS
Seasonal slips with great amenities and easy access to the Chain O'Lakes.
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Porthol-mechanical services
MARINE SERVICES
Engine repair, maintenance, and winterization to keep you on the water.
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Porthole-winter
WINTER STORAGE
Secure indoor and outdoor storage options to protect your investment.
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WHY BOATERS CHOOSE US

A Marina You Can Count On

Family owned and operated
Full-service marina and repair shop
Clean, safe and well-maintained
Convenient location on the Chain O'Lakes
Experienced and friendly staff
Committed to our boating community

Ready to Reserve Your Slip Today?

Join our boating family today. Contact us to check availability and secure your spot for the season.

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Hours of Operation