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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 Pizza, Sausage, Fries, Chicken Salad, Fruit Bowl, Monte Cristo, Eggs, Fish Sandwich, Club Sandwich, Fajitas, Potato Salad, Eggs Benedict, Tuna Melt, BBQ, Waffles, Caesar Salad, Maryland Crab Cakes, Potato Chips, Pasta, Mozzarella Sticks, Avocado Toast, Chicken Tacos, Onion Rings, Lasagna, Omelette, Breakfast, Oatmeal, Blt, Bagels, Cheesecake, Grits, Fruit Bowls, Reuben Sandwich, Grilled Cheese, Chicken Sandwich, Pancakes, Turkey Burger, Panini, Home Fries, Burritos, Nachos, Veggie Burger, Fish Tacos, Burgers, Breakfast Bowl, French Fries, Fried Chicken, Huevos Rancheros, Mashed Potatoes, Iced Coffee, Salads, Chicken Wings, Hot Dogs, Wings, Tater Tots, Breakfast Wrap, Coleslaw, Coffee, French Toast, Grilled Chicken, Pie, Crab Cakes, Veggie Burgers, Quesadillas, Cheeseburger, Soup, Meatloaf, Pastries, French Dip, Toast, Cobb Salad, Texas Chili, Breakfast Burrito, Hot Chocolate, Chef Salad, and Chili
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