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Authentic Japanese Cuisine in Longmont, CO
At Sumo Sushi, we pride ourselves on delivering an authentic Japanese dining experience rooted in tradition and quality. Since opening our doors, we have dedicated ourselves to crafting fresh, flavorful dishes that showcase the artistry of Japanese cuisine, from meticulously prepared sushi and sashimi to sizzling hibachi entrees and dim sum specialties. Our team of skilled chefs brings decades of combined expertise in Japanese culinary techniques, ensuring every plate meets the highest standards of authenticity and presentation.

Located in the heart of Longmont, we have become a trusted destination for both casual diners and special occasions, offering a vibrant atmosphere that blends modern aesthetics with cultural touches. We prioritize customer satisfaction through attentive service, transparent communication, and a commitment to sourcing premium ingredients. Whether guests visit for a quick lunch special, an evening feast, or a private event, our mission remains to create memorable dining experiences that keep our community coming back.
Services
Sushi Bar Hibachi Dinners Dim Sum Private Events Online Ordering
Highlights and features
  • We offer fresh, authentic Japanese dishes daily using premium ingredients.
  • Our chefs specialize in traditional sushi, hibachi, and dim sum preparation.
  • We host private events for birthdays, weddings, and corporate gatherings.
  • We provide online ordering for convenient takeout and delivery options.
  • Our vibrant atmosphere combines modern design with traditional Japanese elements.
What people say
Amazing sushi Great service Best in Longmont Fun to watch chefs Perfect event space
Services
Sushi Bar
Our sushi bar features handcrafted rolls and traditional sashimi using fresh seafood. Chefs prepare each piece with precision, offering both classic options like tuna and salmon rolls and creative specialties like the Volcano Roll. Ideal for diners seeking authentic Japanese flavors in an interactive setting.
Hibachi Dinners
Hibachi entrees include grilled meats, seafood, and vegetables cooked to order on a hot iron griddle. Options range from Chicken Hibachi to Filet Mignon Hibachi, served with rice, soup, and salad. Perfect for guests who enjoy theatrical cooking and hearty portions in a lively environment.
Dim Sum
Daily dim sum service offers steamed and fried delicacies like pork dumplings and shrimp shumai. Available for lunch and dinner except Friday and Saturday nights, this option provides a casual way to sample multiple small dishes in a social setting.
Private Events
We host weddings, corporate events, and birthday parties with customized menus and dedicated spaces. Our team accommodates group sizes and dietary preferences, ensuring seamless execution for celebrations. Clients appreciate the vibrant decor and attentive staff for memorable occasions.
Online Ordering
Convenient online ordering allows customers to customize meals for pickup or delivery. The platform features the full menu, including sushi rolls, entrees, and desserts. Designed for busy patrons who want Sumo Sushi's quality without dining in-house.
Questions
What are your operating hours?
We're open Sunday 11:30 AM–9:30 PM, Monday–Thursday 11 AM–3 PM & 4:30–9:30 PM, and Friday–Saturday 11 AM–3 PM & 4:30–10:30 PM.
Do you offer catering for events?
Yes, we host private events with customizable menus for birthdays, weddings, and corporate gatherings. Contact us to discuss your event details.
Can I order food online?
Yes, our website allows online ordering for pickup or delivery. Simply visit our site to browse the menu and place your order.
What payment methods do you accept?
We accept major credit cards, debit cards, and cash for in-restaurant payments. Online orders require card payment.
Is dim sum always available?
Dim sum is served daily for lunch and dinner except Friday and Saturday nights. Check our menu for specific offerings.
Do you have vegetarian options?
Yes, we offer vegetarian sushi rolls, vegetable tempura, and tofu-based dishes. Inform staff of dietary preferences when ordering.