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Millennium Diner

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156 E Main St, Smithtown, NY 11787-2869
+1 631-724-5556
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  • Excellent16%
  • Very good24%
  • Average36%
  • Poor9%
  • Terrible15%
Travelers talk about
“steak” (2 reviews)
“average diner” (3 reviews)
Restaurant Hours
American, Diner
$$ - $$$
156 E Main St, Smithtown, NY 11787-2869
All Details
Write a ReviewReviews (53)
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1 - 10 of 53 reviews

Reviewed 1 week ago via mobile

I have been going to Millennium since the mid 1980’s when as teenagers we would go there for late nite snacks after getting out of work at the nearby Friendly’s (leave one restaurant to eat at another - I guess for the change of pace...More

Thank Measuretwice8
Reviewed October 11, 2017

Food is terrible. The only diner with an empty parking lot because people have caught on. Last time we had dinner my husband ordered a hamburger. No Cole slaw, lettuce, tomato, pickle...Nothing. The hamburger was over done & on a stale bun. It looked like...More

Thank jflo812
Reviewed July 23, 2017

The gyro omelette is one of a kind. I always order it. Other people have commented on the staff and I have to agree they need some attitudinal adjustment. Years ago one started a fight with my companion and I had to ask for a...More

Thank Bob R
Reviewed July 1, 2017

Visited this diner many times through the years and the prices have done up dramatically and the quality of the food has changed. Much better years ago and not worth the money today.

Thank ForeverAruba2000
Reviewed June 29, 2017

Good food, but it is overpriced in comparison to neighboring diners. Their desserts are very good as well.

Thank Nicole C
Reviewed May 25, 2017 via mobile

Extensive menu- great staff friendly/ welcoming...a great place for a neighborhood dining- good sized portions. Clean.

Thank Rachell D
Reviewed April 18, 2017 via mobile

We come here often for different meals. Breakfast has specials in addition to regular choices as do lunch. Dinner specials include a glass if wine, appetizer, soup or salad, entrée, desert and coffee. Deserts are a choice of any from a large selection of bakery...More

Thank Marilyn F
Reviewed March 20, 2017 via mobile

Only Good for breakfast Dinner is average . Staff is good ! Nothing special about it ! Pricing is ok . Had dinner there it was so so . They have take out !

Thank Tom H
Reviewed December 28, 2016 via mobile

Millennium is the local diner of Smithtown. They offer a wide variety of foods. Their Greek salads are wonderful as well as the gyro. Always a great place to go to, and know what to expect.

Thank stringali
Reviewed November 25, 2016

The food >>> right on point. The food is delicious but over priced. I guess it must be the neighborhood. The service is good. The kitchen staff is very accommodating with helping to please your order.

Thank Johnny R
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Restaurant Details

Rating summary
  • Food
  • Value
American, Diner
Breakfast, Lunch, Dinner
Restaurant features
Takeout, Seating, Waitstaff, Wheelchair Accessible, Serves Alcohol
Good for
Large groups, Families with children, Kids
Location and Contact Information
  • Address: 156 E Main St, Smithtown, NY 11787-2869
  • Location: United States  >  New York (NY)  >  Long Island  >  Smithtown
  • Phone Number: +1 631-724-5556
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