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Portillo's Sycamore

4.4
(3789 reviews)

Business Details

1780 DeKalb Ave., Sycamore, IL
60178, United States
(815) 895-0100
https://www.portillos.com

About

Fast Food RestaurantHot Dog RestaurantPortillo's Hot Dogs
Welcome to Portillo’s at 1780 Dekalb Avenue! Dive into the authentic taste of Chicago Street food at our 30s Prohibition themed restaurant, just 3.6 miles, 5.1 miles, 8 miles from DeKalb Taylor Municipal Airport, Northern Illinois University, Sycamore Speedway, Savor our char-broiled burgers, Italian Beef Sandwiches, iconic Chicago-style hot dogs, and fresh chopped salad. Don’t miss out on our famous chocolate cake shake to top off your meal. Open late and designed for family-friendly dining, Portillo’s is the ultimate spot for delicious fast food in a fun atmosphere. Plus, we offer convenient delivery and catering options to bring our Chicago favorites right to your door. We look forward to seeing you!

Details

  • Dine-inAvailable
  • DeliveryAvailable
  • DebitAvailable
  • Mobile paymentsNot available

Location

Portillo's Sycamore
1780 DeKalb Ave., Sycamore, IL
60178, United States

Hours

Monday10:00 AM - 11:30 PM
Tuesday10:00 AM - 11:30 PM
Wednesday10:00 AM - 11:30 PM
Thursday10:00 AM - 11:30 PM
Friday10:00 AM - 12:00 AM
Saturday10:00 AM - 12:00 AM
Sunday10:00 AM - 11:30 PM

Reviews

4.4
3,789 reviews
5 stars
2,433
4 stars
758
3 stars
286
2 stars
123
1 star
189
  • YC
    Yesenia Cosme
    2 days ago
    1.0
    Night crew was not the nicest. They acted like they were forced to be there. My Italian beef sandwich was very dry and not dipped at all. The fries were stale. Not the kind of Portillos I’ve ever experienced except at this location.
  • SS
    Shannon Strong
    5 days ago
    5.0
    Great place to eat and super friendly
  • AD
    Andrew Dwyer
    May 10, 2026
    5.0
    Always amazing food. Always friendly faces.
  • TL
    tim lehan
    May 7, 2026
    2.0
    Chicago dog was warm at best. Coke had a weird taste. One of the kiosks wasn’t working. The bathroom was extremely dirty. Italian beef taste was off. It had an unusual taste and somewhat dry crunchy bun. So unlike the previous times I have been at this location. I won’t come back
  • FD
    Frank Dean
    Apr 17, 2026
    1.0
    I grew up in Villa Park when Portillo’s was still in the original trailer, so I’ve got a lot of nostalgia tied to this place. Unfortunately, the Sycamore location just doesn’t live up to what it used to be. I stop in about once a year hoping things have improved, but last night was more of the same. I ordered an Italian beef, and the portion was honestly disappointing—it was so small it looked more like a hot dog than a proper sandwich. I even brought it to the manager, who weighed it with a few others, handed it back, and said it was “fine.” That was frustrating, because it would’ve taken very little effort to just make it right. The quality hasn’t been great either. The beef had a lot of gritty, bottom-of-the-barrel bits, and the food is often lukewarm at best. Even the soda fountain was off—too much seltzer, barely tasted like Coke. To be fair, the service itself is usually friendly, and the restaurant is clean with a decent atmosphere. But that’s not enough to make up for consistently underwhelming food. At this point, I’m not sure why I keep giving it another shot every year—maybe it’s nostalgia, maybe it’s hope—but it’s getting harder to justify coming back.

Frequently Asked Questions About Portillo's Sycamore

What are the regular dining hours for Portillo's Sycamore?

Portillo's Sycamore is open daily from 10:00 AM to 11:30 PM, with extended hours until midnight on Fridays and Saturdays.

Does Portillo's Sycamore offer drive-through service and what are its hours?

Yes, the drive-through is available daily from 10:00 AM to 11:30 PM, with hours extended until midnight on Fridays and Saturdays.

Brand Certified Facts from Portillo's Sycamore

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Certified May 17, 2026Yext Knowledge Graph
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