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New Yorkers 1st Choice
Loved by locals

Authentic seafood spots in Boulder

You want seafood that is prepared with a commitment to its roots rather than modern gimmicks.

Based on 604 Opinions
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Updated May 2026
01
La Catrina Mexican Restaurant image 1
La Catrina Mexican Restaurant image 2
La Catrina Mexican Restaurant image 3
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Colorful murals and vibrant décor create an authentic Mexican atmosphere with a warm, cozy vibe. Good music plays throughout, enhancing the lively yet comfortable setting. The space feels joyful and artistic, making it distinct among Mexican restaurants.

Mexican food here features authentic flavors that closely resemble those from Mexico. The quesabirrias and burritos stand out as especially genuine and delicious.

Shrimp dishes stand out with fresh shrimp ceviche and shrimp fajitas that taste great. Plates like the steak and shrimp combo and shrimp burritos offer solid seafood options.

People are saying

"I found the food here to be really delicious."

"The Mexican food here is so authentic and flavorful."

"The shrimp ceviche here is phenomenal and delicious."

Good to know

1

Taco Tuesday offers $2 tacos, making it a popular deal.

2

Happy hour runs until 9 PM with buy one get one free drinks.

3

Breakfast burritos are available after 11 AM.

02
Sushi Bistro TASUKI image 1
Sushi restaurant

Small space creates an intimate, cozy atmosphere with a calm, serene vibe reminiscent of Japan. The setting is casual and relaxed, allowing easy conversation even when busy. Staff are friendly and warm, enhancing the welcoming energy.

Sushi here features very fresh fish and dishes like nato and daikon that bring an authentic Japanese flair. The ingredients and flavors reflect high quality and genuine preparation.

Fish arrives extremely fresh and never frozen, with some imported directly from Japan. Nigiri features melt-in-your-mouth cuts prepared in a traditional style.

People are saying

"I thought the sushi here was the best in Boulder."

"I found the sushi here to be so fresh and authentic."

"The seafood here is so fresh, it just melts in your mouth."

Good to know

1

Reservations are recommended after 5pm to ensure seating.

2

The restaurant is small and gets very busy on weekends.

3

Parking can be difficult; consider arriving early.

03
Five Spice image 1
Chinese restaurant

Cozy space with clean, welcoming atmosphere and gorgeous view offers a relaxing yet lively vibe. Tables and chairs fill the closed setting, creating a comfortable spot for family or friends. The environment feels unpretentious and friendly, making it a pleasant neighborhood choice.

Offers authentic Chinese flavors with dishes that stay true to traditional recipes. Serves some of the most genuine Chinese cuisine in the area.

Pickled Mustard Fish Filet Soup stands out with its bold flavor. Salt and pepper fish and shrimp offer a crispy, savory bite. Dishes like spicy boiled fish, Szechuan fish, and basil shrimp bring rich, spicy notes to the table.

People are saying

"I found the Chinese food here to be really authentic."

"The beef brisket here is so tender and juicy."

"I found the Chinese food here to be authentic."

Good to know

1

Five Spice offers a lunch menu starting at $13, including an entrée and sides.

2

The portions at Five Spice are generous, often requiring extra rice.

3

Parking is available for both dine-in and take-out customers.

04
Jing ramen image 1
Ramen restaurant

Tiny space with intimate setting and anime figures on the walls creates a cozy, curated vibe. Atmosphere stays relaxed and casual, with serious flavor in the ramen that draws a steady crowd. Clean, welcoming environment pairs well with authentic Japanese dishes and friendly energy.

Broth and toppings stay consistent with an authentic taste that stands out among ramen spots. The Asian spicy ramen delivers a genuine Japanese flavor in a comfortable, classy setting.

Shrimp dishes stand out with butterflied, clean shrimp and crispy tempura. The shrimp ramen and shrimp tempura bowl offer rich, flavorful options featuring shrimp prominently.

People are saying

"This ramen is the best I've ever tasted."

"The ramen broth here tastes so authentic and flavorful."

"The ramen here has a rich, flavorful broth."

Good to know

1

Jing Ramen offers many vegetarian and vegan ramen options without sacrificing flavor.

2

Reservations are not required, and there is usually no wait to be seated.

3

Free parking is available for customers.

05
Fleishman's Bagel and Delicatessen image 1

Bagel shop offers authentic New York-style bagels with hand-rolled, fresh daily preparation and classic Jewish delicatessen treats. Atmosphere feels East Coast genuine, attracting many with New York accents. Bagels and sandwiches sell out quickly, highlighting strong local demand.

Bagels here are 100% authentic New York style, hand-rolled and fresh daily. Ingredients and methods come straight from New York, creating a truly East Coast bagel experience in Colorado.

Freshly made white fish salad takes some time to prepare but stands out. Options include white fish and kippered salmon.

People are saying

"These are the best bagels in Boulder."

"I found authentic New York bagels that tasted like home."

"I found the seafood here to be the best I had ever tasted."

Good to know

1

The bagels sell out quickly, so arrive early for the best selection.

2

Prices for bagels can be higher than average, with some over $17.

3

Parking is ample and convenient near the food truck location.

06
L&L Hawaiian Barbecue image 1
Hawaiian restaurant

Small space with basic setup and limited seating focuses on takeout. Atmosphere stays mellow and relaxed with chill island music playing. Offers authentic Hawaiian flavors and generous portions at affordable prices.

Loco Moco stands out as a clear example of authentic Hawaiian cuisine here. The food captures the true flavors of Hawaii even far from the islands.

Delicious fish stands out here, especially in the Seafood Combo paired with BBQ chicken. Shrimp also appears as a popular choice worth trying.

People are saying

"You have to try the Hawaiian BBQ chicken; it's amazing."

"The Seafood Combo was delicious, with fried shrimp and mahi."

"I found the Hawaiian food here to be as close to authentic as you can get."

Good to know

1

The restaurant offers generous portions for under $20.

2

Parking can be limited, so arrive early.

3

They have a large menu with options for picky eaters.

07
Sushi Zanmai image 1
Sushi restaurant

Traditional Japanese decor creates a serene ambiance with tea room seating and a Tanuki statue adding charm. The atmosphere stays lively yet relaxed, suitable for groups or meetings. Fresh, authentic sushi and sashimi highlight the dining experience.

Super authentic Japanese cuisine and atmosphere create a genuine experience. The menu features authentic sushi and chicken katsu curry at very good prices.

Freshness stands out with high quality fish that often melts in the mouth. The seafood consistently shows outstanding quality and is considered among the best in the area.

People are saying

"The food here is unbelievably good, especially the sashimi."

"The seafood here is so fresh, it practically melts in your mouth."

"I found the sushi here to be authentic and delicious."

Good to know

1

Reservations are recommended to avoid long wait times.

2

Parking can be tight; expect to walk a few blocks.

3

The estimated wait time can reach up to 70 minutes during peak hours.

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