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!

Whisked, sifted, and sweetened just for Kailyn's birthday 🍵🐰 Comment if this matcha-and-Miffy combo is the cutest thing ...
09/02/2026

Whisked, sifted, and sweetened just for Kailyn's birthday 🍵🐰 Comment if this matcha-and-Miffy combo is the cutest thing

There's a 1 year old cowboy in this story, and his name is Cassius 🤠⭐ Comment your favorite Toy Story character — we cou...
09/01/2026

There's a 1 year old cowboy in this story, and his name is Cassius 🤠⭐ Comment your favorite Toy Story character — we could do this all day!

Yeehaw! Mya's kicking off 5 in true cowgirl style with Jessie by her side 🤠🌼 Tag a Toy Story fan who needs this daisy-co...
09/01/2026

Yeehaw! Mya's kicking off 5 in true cowgirl style with Jessie by her side 🤠🌼 Tag a Toy Story fan who needs this daisy-covered cake in their life!

Fifteen and absolutely radiant 🌸 Three tiers of textured buttercream, gold leaf accents, and blush garden roses made thi...
08/31/2026

Fifteen and absolutely radiant 🌸 Three tiers of textured buttercream, gold leaf accents, and blush garden roses made this quince cake as elegant as the celebration itself.

Ready for the journey ahead 🧸🚂 This vintage-inspired suitcase cake came with a knit-textured gift box, plaid travel case...
08/30/2026

Ready for the journey ahead 🧸🚂 This vintage-inspired suitcase cake came with a knit-textured gift box, plaid travel case, and a sweet fondant teddy bear along for the ride.

Happy Birthday, Alexis! 🎉 Sometimes all you need is soft pink buttercream, a shell border, and a rainbow of sprinkles to...
08/29/2026

Happy Birthday, Alexis! 🎉 Sometimes all you need is soft pink buttercream, a shell border, and a rainbow of sprinkles to make the day feel special.

Happy 10th Anniversary, Lamie! 💐 This cupcake bouquet came piped rose by rose, hydrangea by hydrangea, for a gift that's...
08/28/2026

Happy 10th Anniversary, Lamie! 💐 This cupcake bouquet came piped rose by rose, hydrangea by hydrangea, for a gift that's a little sweeter than fresh flowers.

Cutting into four tiers of gold-draped elegance on their beautiful wedding celebration, this sweet moment together said ...
08/28/2026

Cutting into four tiers of gold-draped elegance on their beautiful wedding celebration, this sweet moment together said it all 🥂 Double tap if this romantic scene just made your whole day!

Ravina & Manu, wishing you a lifetime as beautiful and sweet as this celebration — congratulations! 💍

📸 Bay Area & Destination Wedding Photographer | 🎀 Wedding Decorations (BAY AREA) 


Come join us at the annual Splatter event in Dublin on Sept 12th!
08/27/2026

Come join us at the annual Splatter event in Dublin on Sept 12th!

Welcome to Kaeliland! 🩷🐭 We celebrated Kaeli's first trip around the sun with a classic Disneyland-inspired theme — soft...
08/27/2026

Welcome to Kaeliland! 🩷🐭 We celebrated Kaeli's first trip around the sun with a classic Disneyland-inspired theme — soft pastels, a lavender Mickey silhouette, and hand-cut letter blocks spelling out her very own magic kingdom.

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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