Jenn's Cupcakes and Parties

Jenn's Cupcakes and Parties Jenn's Cupcakes & Parties, a woman-owned is a online licensed bakery based in Castro Valley, CA. We love supporting our community! We do not have a store front.

Jenn's Cupcakes and Parties is a bakery and event planning business based in Castro Valley. We bake cupcakes, custom cakes, sweet treats and work with our customers that have specific food sensitivities. We can also assist you with party planning for all types of events, from weddings to birthdays to business meetings. We can plan everything from the invitations to the thank you notes. We also hav

e a nice selection of rentals for all your smaller party needs. Be on the lookout for us at local events around our community, as well as at schools and non-profits for fundraising events. If you are looking for a creative kid's birthday party for 7+ year olds, consider booking one of our party packages where we come to you with all the supplies to teach buttercream and fondant cupcake decorating. Jenn's Cupcakes & Parties is a fully licensed and permitted ONLINE bakery. We highly recommended that orders are placed weeks in advance, as it is not uncommon to sell out on any given weekend. We look forward to baking for you!

A little duckling and their family, sweet as can be 🦆🌼 Comment your favorite detail on this one — we can't pick just one...
07/09/2026

A little duckling and their family, sweet as can be 🦆🌼 Comment your favorite detail on this one — we can't pick just one!

Ameera's dollhouse came to life for her 4th birthday and it's purrfect 🐱💗 Tag a Gabby's Dollhouse superfan who needs to ...
07/08/2026

Ameera's dollhouse came to life for her 4th birthday and it's purrfect 🐱💗 Tag a Gabby's Dollhouse superfan who needs to see this!

Three hometown boys who suited up for CVHS football, together one last time on the field that means the most 🏈🎓 Congratu...
07/07/2026

Three hometown boys who suited up for CVHS football, together one last time on the field that means the most 🏈🎓 Congratulations, Sam, Nathan, and Tarkan — go get 'em!

Mom gets the berry best birthday today 🍓💚 Tag the strawberry-sweet mama in your life who deserves a cake just like this!...
07/07/2026

Mom gets the berry best birthday today 🍓💚 Tag the strawberry-sweet mama in your life who deserves a cake just like this!

Arman just turned 4 and he's roaring into it 🦖🌅 Tag a dino-obsessed kiddo who'd flip over this prehistoric birthday cake...
07/06/2026

Arman just turned 4 and he's roaring into it 🦖🌅 Tag a dino-obsessed kiddo who'd flip over this prehistoric birthday cake!

Ella's birthday just got a whole lot more ohana 🌺💙 Tag a Stitch lover who'd want this tropical cutie on their cake too! ...
07/05/2026

Ella's birthday just got a whole lot more ohana 🌺💙 Tag a Stitch lover who'd want this tropical cutie on their cake too!

24 years of service, one incredible career 🇺🇸⚓ This Independence Day, we're honoring the courage that keeps our country ...
07/04/2026

24 years of service, one incredible career 🇺🇸⚓ This Independence Day, we're honoring the courage that keeps our country safe!

From working as a bakery assistant during high school to walking across the stage at UC Irvine with a BS in Software Eng...
07/03/2026

From working as a bakery assistant during high school to walking across the stage at UC Irvine with a BS in Software Engineering, we are sending a big congrats to Gabriel! His mom (one of our cake decorators) designed his special cake and flew it down for his big celebration 💙🎓 Zot! Zot! Zot!

Address

Castro Valley, CA
94546

Opening Hours

Monday 8:30am - 5:30pm
Tuesday 8:30am - 5:30pm
Wednesday 8:30am - 5:30pm
Thursday 8:30am - 5:30pm
Friday 8:30am - 5:30pm
Saturday 8:30am - 5:30pm
Sunday 8:30am - 5:30pm

Telephone

+15108286657

Website

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