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Open 24 Hours. Open for Everyone.
South Plainfield's neighborhood diner — serving breakfast, lunch, dinner, and everything in between, any time you need it.
A Booth for Any Hour
Whether it's Sunday morning with the family or 2 a.m. after a long shift, there's a warm seat and a hot plate waiting for you.
Something for Every Craving
A Full Bar at the Diner
Cocktails, beer, and wine alongside your favorite diner plates. Not something you see every day — but you'll find it here.
Open 24 Hours, Any Occasion
Any Occasion
We're always open, so your event doesn't have to fit a narrow window. Call us to talk through what you need.
Where South Plainfield Gathers
The Park Ave Diner has been the neighborhood's around-the-clock kitchen — good food and a familiar booth always waiting, no matter the hour.
The Park Ave Diner Rewards
Join our rewards program, earn points every time you order online, and redeem your points for free food!
Frequently Asked Questions
What are you known for?
We are known for Blt, French Fries, Breakfast, Oatmeal, Cheesecake, Grits, Bagels, Reuben Sandwich, Grilled Cheese, Pancakes, Fruit Bowls, Turkey Burger, Chicken Sandwich, Maryland Crab Cakes, Pasta, Mozzarella Sticks, Potato Chips, Chicken Tacos, Onion Rings, Avocado Toast, Omelette, Lasagna, Potato Salad, Tuna Melt, Eggs Benedict, BBQ, Caesar Salad, Waffles, Pizza, Sausage, Chicken Salad, Fries, Monte Cristo, Eggs, Fruit Bowl, Fish Sandwich, Club Sandwich, Fajitas, Pastries, French Dip, Toast, Cobb Salad, Texas Chili, Breakfast Burrito, Hot Chocolate, Chef Salad, Chili, Pie, Crab Cakes, Veggie Burgers, Soup, Cheeseburger, Quesadillas, Meatloaf, Iced Coffee, Salads, Hot Dogs, Huevos Rancheros, Mashed Potatoes, Tater Tots, Chicken Wings, Coffee, French Toast, Breakfast Wrap, Coleslaw, Grilled Chicken, Panini, Home Fries, Burritos, Nachos, Burgers, Breakfast Bowl, Veggie Burger, Fish Tacos, Fried Chicken, and Wings
Where are you located?
We are located in South Plainfield, NJ at 2002 Park Ave
What areas do you serve?
We serve the following areas: Avon Park, Plainfield, South Plainfield, North Edison, Oak Tree, Samptown, Edison, Potters, North Plainfield, Scotch Plains, Pumptown, New Dover, New Market, Fanwood, Dunellen, Piscataway, Lynn Woodoaks, Woodbridge Oaks, Watchung, and Shore View.
Our location