The Largest Restaurant in Maine Floats on the Water

Our Pine Tree State’s largest restaurant is also a truly unique one, offering a dining experience unlike any other.

It almost feels too on-the-nose to be true, but yes—Maine’s largest restaurant actually floats on the water. If you’ve never been here and were just imagining what the biggest restaurant in Maine might look like, odds are you’d picture it docked right along the coast.

Credit: DiMillo's On the Water on Facebook

With that said, how do we know what the largest restaurant in Maine is, and why are we focusing on this restaurant in particular?

OnlyInYourState identified the largest restaurant in Maine by highlighting its impressive size, including multiple dining rooms and a high guest capacity. They focused on this particular spot not just for its scale, but because its unique setting and standout dining experience make it unlike any other in the state.

So, which restaurant are we talking about today that not only holds the title of the largest in our state, but also floats on water, and where is it located?

According to OnlyInYourState and their recent report titled ‘The Largest Restaurant in Maine Has 5 Dining Rooms and an Unforgettable Menu,' they’re talking about DiMillo's On The Water in Portland. Located at 25 Long Wharf, OnlyInYourState had the following to say:

The ambiance is so delightful you feel like you're on vacation. Get out and do something special right here in Maine at this beloved local spot in Portland!

Credit: DiMillo's On the Water on Facebook

Located in Portland’s Old Port, this massive restaurant has been floating as a dining destination since 1982, after Tony DiMillo bought the former ferry boat.

OnlyInYourState continues by noting it’s not just one of the largest restaurants in Maine—it’s believed to be one of the biggest floating restaurants in the entire country, with at least five dining areas and possibly more when you count the bar and outdoor seating.

Credit: DiMillo's On the Water on Facebook

Get our free mobile app

Well, there you have it! If you’ve never been to DiMillo’s On The Water in Portland, you’ve never been to the largest restaurant in Maine.

What are your thoughts on DiMillo’s On The Water? Have you ever been? We’d love to hear from you! Feel free to join the conversation by messaging us on the app.

30 Restaurants to Try Outside of Portland, Maine

Thanks to our great listeners we were able to compile a list of many of Maine's great restaurants outside of the foodie town of Portland.

These great spots can be found across the state and waiting for you to give them a try.

How many have you been to? How many would you like to try for the first time?

Gallery Credit: Chris Sedenka

25 Largest Employers in Maine

Below is a list of the 25 largest employers in Maine. Some are locally owned, while others are national brands. These are provided by the Maine Department of Labor. The numbers are from 2024's 3rd quarter.

Gallery Credit: Chris Sedenka

Here's the Top 20 Maine Craft Beers According to BeerAdvocate

Here is a list of the 20 highest rated beers from Maine breweries on the website, BeerAdvocate.

The list is dominated by three breweries- Allagash, Bissel Brothers, and Maine Beer Co. The IPA style is clearly the most popular, which is not surprising given recent beer trends.

Research comes from Beer Advocate's Maine page in July of 2025.

Gallery Credit: Chris Sedenka

Source: The Largest Restaurant in Maine Floats on the Water