Nisi Greek Kitchen + Bar in Portsmouth, NH

Nisi Greek Kitchen + Bar is a Greek restaurant in Portsmouth, New Hampshire serving lunch and dinner with traditional and modern Mediterranean dishes.

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A place to gather

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No rush

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Meant for sharing

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Nights that linger

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Make Nisi your island

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A place to gather ❉ No rush ❉ Meant for sharing ❉ Nights that linger ❉ Make Nisi your island ❉

Plan Your Visit

Address
801 Islington Street, Suite 16, Portsmouth, NH 03801

Phone
603-368-0095

Hours
Lunch: 11:30am - 2:30pm
Dinner: 5:00pm - 9:00pm

Reservations
Book via Resy

Known For

Meze and house-made dips served with warm pita
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Gyros, souvlaki, and Greek plates like braised lamb and shrimp
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Greek cocktails featuring mastiha, ouzo, and feta brine

FAQs

  • Nisi is primarily a walk-in restaurant. We offer a limited number of reservations by phone and online through Resy. If you are planning something special or visiting with a group, feel free to give us a call.

  • Yes. Most of our seating is available for walk-in guests.

  • Yes. The bar is open for full food and drink service.

  • Yes. Lunch is served daily from 11:30am to 2:30pm.

  • Yes. Dinner is served daily from 5:00pm to 9:00pm.

  • Many menu items are naturally gluten free and clearly marked. We use a dedicated gluten-free fryer, and our chef is ServSafe Allergen certified. Please let your server know about any allergies or dietary needs.

  • Yes. Vegetarian and vegan dishes are available and clearly marked on the menu.

  • Limited onsite parking is available.

  • Take-out is coming soon. Online ordering is not currently available.

  • Yes. We offer a kids menu and welcome families.

  • If you are interested in hosting a private event, please contact the restaurant directly to discuss availability.

What to Expect

A relaxed dining room built around sharing plates or ordering your own
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Guests stopping in for lunch, dinner, or a seat at the bar
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A mix of couples, families, and small groups
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Most visits last about an hour to an hour and a half

Where to Find Us

Nisi Greek Kitchen + Bar is located on Islington Street in Portsmouth’s West End neighborhood, just minutes from downtown Portsmouth.

Olive tree branches with green olives at sunset, sunlight filtering through the leaves.
Four freshly baked, slightly burnt flatbreads on a wooden tray.
A plate of hummus topped with whole chickpeas, olive oil, and black pepper, with a side of chopped parsley. A bowl of creamy cucumber salad with yogurt, cucumber, and herbs, drizzled with olive oil. A small bowl of green dipping sauce, possibly guaca
Close-up of fresh figs, some sliced open, showing their red, seed-filled interior, with droplets of water on the dark purple skins.

About Nisi

Nisi, meaning island in Greek, is inspired by the culinary traditions of Greece. Our menu brings together small plates and full entrées built around fresh ingredients and classic Mediterranean flavors.

From dolmas and saganaki to salads, gyros, and seasonal plates, guests can share a few dishes or enjoy a plate of their own.

Located in Portsmouth’s West End, Nisi offers Greek hospitality in a setting designed for gathering.

The Bar

Our bar features cocktails inspired by Greek tradition, including ingredients like mastiha, ouzo, and olive oil, alongside Greek and regional wines.

The Space

Nisi is designed to feel relaxed and welcoming, with room for both casual dinners and longer meals with friends.