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!

Classic never goes out of style. This three tier beauty was all about timeless piping and pearl details for Kelsey & Col...
08/21/2026

Classic never goes out of style. This three tier beauty was all about timeless piping and pearl details for Kelsey & Cole’s wedding day. Sending so much love to this gorgeous newlywed duo! 🥂

Five years of sparkle for Kavisha! 🎀🩷 This Minnie Mouse cake came with balloon clusters, buttercream smudging, and all t...
08/21/2026

Five years of sparkle for Kavisha! 🎀🩷 This Minnie Mouse cake came with balloon clusters, buttercream smudging, and all the pink a 5th birthday deserves.

A little bit of everything sweet 🦋🌸🐚 Butterflies, blooms, hearts, and shells all came together on this textured buttercr...
08/20/2026

A little bit of everything sweet 🦋🌸🐚 Butterflies, blooms, hearts, and shells all came together on this textured buttercream cake — a whimsical, one-of-a-kind way to celebrate a milestone 40th.

Turning 40 with a little Y2K nostalgia 📻✨ We brought Desiree's favorite Sanrio character, Pochacco, to life alongside an...
08/19/2026

Turning 40 with a little Y2K nostalgia 📻✨ We brought Desiree's favorite Sanrio character, Pochacco, to life alongside an edible image boombox and 90s-inspired accents. Talk about a throwback celebration!

Ciao 40, Robyn! 🍋 Sicilian tiles printed as edible images and a lemon on top made this cake as vibrant as the mileston...
08/18/2026

Ciao 40, Robyn! 🍋 Sicilian tiles printed as edible images and a lemon on top made this cake as vibrant as the milestone it celebrated.

We are excited to be part of the light parade again this year! Save the date and see you there!
08/17/2026

We are excited to be part of the light parade again this year! Save the date and see you there!

Calling all firefighters 🚒🔥 Jake's birthday cake came complete with flames, a hose, and a hydrant on standby. This one w...
08/17/2026

Calling all firefighters 🚒🔥 Jake's birthday cake came complete with flames, a hose, and a hydrant on standby. This one was a blast to build!

Simple, soft, and full of blooms 🌸 This hand-piped floral cake proves less really can be more. Which flower is your favo...
08/16/2026

Simple, soft, and full of blooms 🌸 This hand-piped floral cake proves less really can be more. Which flower is your favorite?

Six and building big! 🧱 This LEGO-inspired cake for Mattias came stacked with color, custom bricks, and a birthday minif...
08/15/2026

Six and building big! 🧱 This LEGO-inspired cake for Mattias came stacked with color, custom bricks, and a birthday minifigure ready to celebrate. Ready to build your next celebration with us?

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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