Midnite Slice is located in Seabrook, United States on 1605 Main St. Midnite Slice is rated 4.3 out of 5 in the category family restaurant in United States. Midnite Slice is located in historic old Seabrook and is actually in the first post office. The building is over 100 years old with rich wood walls and floors. There is an open kitchen concept inside so you can watch us prepare your meal or explore the album covers on the ceiling. tside we have the Oak Canopy Patio which is perfect for enjoying a bottle of wine or beer with your meal while enjoying the lights, stars, amazing vining plants and flowers.We have acoustic music on certain weekends so make sure you check out our facebook for upcoming shows.