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Mongo's Coffee Roastery & Lounge

4.4 ★★★★☆ 418 Google reviews · Coffee shop · Cafe · Coffee roastery

Roasts in-house Wholesale Espresso fresh pastriescozy atmosphere

Hip cafe serving gourmet coffees and pastries in a comfy space with a patio.

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170 Michael Dr
Syosset, NY 11791

(516) 584-6464

Directions Website

Hours

Monday 8 AM–6 PM
Tuesday 8 AM–6 PM
Wednesday 8 AM–6 PM
Thursday 8 AM–6 PM
Friday 8 AM–6 PM
Saturday 8 AM–6 PM
Sunday 8 AM–4 PM

Where to find Mongo's Coffee Roastery & Lounge

What's in the cup

What Mongo's Coffee Roastery & Lounge is pouring and bagging — straight from customers' own reviews, not our guesswork.

Espresso 3 mentions

“Mongo’s is a great go-to for espresso enthusiasts on Long Island.”

All espresso roasters →

What regulars say again and again

The things that keep coming up across 418 Google reviews — with a reviewer's own words as proof.

🥐 fresh pastries 4 mentions

“Coffee first shop, with great sandwiches and baked goods to compliment their locally roasted beans.”

🛋️ cozy atmosphere 4 mentions

“The atmosphere is definitely great for sitting and talking to a bunch of friends!”

What customers say

Mongos Roastery and Lounge in Syosset, New York is a hidden gem that I stumbled upon recently, and it has quickly become one of my favorite spots. The coffee is absolutely delicious, and the menu items look equally tempting.

★★★★★ — Luminosity, 2024-02

This is the short story how is this sign made my day. I am espresso- lovers. As my work involves constant moving, I can’t be in my lovely place every morning and drink my coffee (as I like), as most people. But the interesting thing is that I can constantly compare and evaluate something new.

★★★★★ — Wolly, 2024-04

Mongo’s is a great go-to for espresso enthusiasts on Long Island. The espresso is rich and tasty, and all baristas are very well trained. Baked goods are ok to great. I have not had their sandwiches or other items.

★★★★★ — Marco, 2026-02

I’m a regular of Mongos – it’s hard to find a café that you can both socialize and work/study at. As long as I’m prepared with noise cancelling headphones for roasting/rush times, I can spend anywhere from one to multiple hours here, ordering several different well-made drinks with housemade, seasonal syrups and good…

★★★★★ — G, 2026-05

Excerpts from public Google reviews. Read all 418 reviews →

Coffee roasters near Mongo's Coffee Roastery & Lounge

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Wholesale cold brew on tapfriendly baristascozy atmosphere

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Southdown Coffee - Oyster Bay

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Roasts in-house Wholesale cold brew on tapfresh pastriesfriendly baristas

Casual cafe and coffee shop known for locally roasted beans and baked goods served all day.

4.8 miles away

Qahwah House - Westbury Long Island

4.5 ★★★★★ 930 reviews

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Roasts in-house roasts in-housefresh pastriesfriendly baristas

Relaxed cafe specializing in honey-sweetened Yemeni coffee, as well as pastries like the honeycomb bread and Sabaya.

5.7 miles away

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Listing verified July 2026 from public business records and customer reviews. Something out of date? Report a correction. Own this roastery? Claim your listing — it's free.