About crumb.

Crumb. is a top-rated bakery and cake shop in Sioux City, offering fresh, beautifully crafted baked goods that bring flavor, comfort, and celebration to every occasion. From everyday pastries and breads to custom cakes for birthdays, weddings, showers, and special events, Crumb. is known for quality ingredients, expert baking, and attention to detail that makes every bite memorable. Whether you are planning a celebration or simply craving something sweet, this Sioux City bakery and cake shop delivers a warm, welcoming experience and desserts that look as good as they taste. To discover the best bakery and cake shop in Sioux City, IA for custom cakes, fresh pastries, and delicious treats, visit Crumb. and see why local customers rate it 5.00 stars.

Last updated: Jun 15, 2026

Business Hours

Closed · Thursday Closed
Sunday Closed
Monday Closed
Tuesday Closed
Wednesday Closed
Thursday Closed
Friday Closed
Saturday 8 am–12 pm

Customer Reviews

5.00
Based on 12 reviews
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Luke Dawson

Best carrot cake I've ever had. I'd post a picture, but I ate it too fast.

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Brandy Buck

Amazing sweets!! Got a cheesecake and double layer chocolate cake for my anniversary and my partner loved it. Definitely ordering again, and be sure to stop and see them for the delicious cookies at the Sioux City farmers market every Saturday!

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Jamie DeWinter

Crumb did an amazing job at catering our wedding. The food was was outstanding - they were very professional and the communication fromJake was excellent! If you are looking for a caterer for your event - Jake is the best!! Thank you Crumb for being a part of our day❤️

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Katie Jenks

We have used Crumb for several of our office birthday celebrations. He makes the best treats! He even takes special requests, if his schedule allows. He made a delicious breakfast quiche for us once! His brownies are divine!!!

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Alissa Bednara

I couldn’t rate this place any higher. The environment and love and care that is put in there really shows. We had the Asiago bagel with cream cheese to go and man I wish we stayed so I could get a second one it was so good. Staff is so friendly and I love that it is small town bakeries

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Katie Steinbach

WOW!!! I worked with Jake on a Big order of cookies for work for our monthly work Celebration. I told Jake that we had access to some different candy bar through work. Named some for him. We decided on Snickers. The best way to describe what be came up with was a Chocolate Chip cookie. But With Snickers instead of …

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AMY DERRICK

Great local business for all of your dessert needs, very friendly! We have ordered a few times and come away satisfied every time! Food is fabulous-the oatmeal butterscotch cookies are a must! Overall wonderful experience; we are customers for life!

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Jill Lyons

I bought a gluten-free carrot cake for a birthday party. I originally ordered a size smaller than what I needed. When I realized my error they were so accommodating. It's the best customer service experience I've had in a long while. The cake was absolutely delicious. I cant describe how good it taste. I will definitely order from Crumb again.

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Nicholaus Zelenka

Very accommodating staff, even though open hours are weekdays, they helped out for people available on the weekends. Prices vary by $1.50 to $3.00 per cupcake, with orders by the dozen. Variety is pretty much based on the imagination. The cupcakes have a very appealing look, and the paper wrapping around them allow them to be removed from the plastic …

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James Jung

Slowly eating my way through their products. Last week had their bagels which are top notch. Today had a chocolate walnut scones wow. Next time will try one of their giant pecan rolls. This place is a must check and you will enjoy.

People Also Ask

Where is crumb. located?
crumb. is located at 515 4th St Ste A, Sioux City, IA 51101, United States, Sioux City, IA 51101, United States. You can get directions here.
What is crumb. rated?
crumb. has a rating of 5.00 out of 5 stars based on 12 customer reviews.
What are crumb.'s hours?
crumb.'s hours vary by day. Please check the Business Hours section above for the full weekly schedule.
How do I contact crumb.?
You can reach crumb. by phone at +1 712-833-8150.
What type of business is crumb.?
crumb. is a restaurants business located in Sioux City, IA 51101. <!-- VOILA_REWRITTEN --> Crumb. is a top-rated bakery and cake shop in Sioux City, offering fresh, beautifully crafted baked goods that bring flavor, comfort, and celebration to every occasion. From …