About – Porthole Marina

ABOUT PORTHOLE MARINA

Family Owned.
Community Focused.

Porthole Marina is a family-owned, full-service marina proudly serving boaters on the Chain O’Lakes in Antioch, Illinois. Since 2004, we’ve been committed to providing dependable marina services, trusted marine engine repair, and a welcoming place where boaters can enjoy life on the water.

OUR STORY

A Passion for Boating.
A Commitment to You.

Porthole Marina has proudly served the Chain O’Lakes since 2004, relocating from its original home at Steitz’s Resort to its current location on Grass Lake. Built on a passion for boating and trusted marine service, our marina has become a destination where boaters can enjoy dependable slip rentals, expert engine repair, and a welcoming atmosphere.

Whether you’re reserving a seasonal boat slip, storing your boat for the winter, or trusting our experienced team with your marine engine, our goal is simple—to provide reliable service and help you spend more time enjoying the water.

OUR MARINA

Built for Boaters.
Designed for Every Season.

From seasonal boat slips and trusted marine services to convenient access to Grass Lake and the Chain O’Lakes, Porthole Marina is designed to make every boating season easier. Whether you’re here for a day on the water or storing your boat for the winter, you’ll find dependable service and a welcoming marina experience.

Protected Slips

Wide Docks

On-site Parking

Clean Restrooms & Showers

Convenient Location

OUR VALUES

More Than A Marina. We're A Community.

FAMILY OWNED

We're a local, family-owned business that treats our customers like family.

QUALITY SERVICE

We take pride in providing reliable service and well-maintained facilities.

COMMUNITY FOCUSED

We support our boating community and the Chain O'Lakes lifestyle.

LOVE FOR THE WATER

We're passionate about boating and dedicated to helping you make the most of it.