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Milestone Birthday Party

Featured Party Themes:

30th Birthday
30th Birthday
Celebrate the big 3-0 in style with 30th birthday decorations that make turning thirty feel fresh and fun.
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40th Birthday
40th Birthday
Turning 40? Honestly, it’s the best reason to celebrate big. Grab the 40th birthday party supplies and let’s make it unforgettable.
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50th Birthday
50th Birthday
Half a century calls for full-on fun! Our 50th birthday party supplies bring the golden celebration to life.
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60th Birthday
60th Birthday
Sixty and still sparkling! Throw a party with 60th birthday decorations made for this major milestone.
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70th Birthday
70th Birthday
Seventy never looked so good—our 70th birthday party supplies make the celebration extra sweet.
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80th Birthday
80th Birthday
Big smiles for the big 8-0! Celebrate with 80th birthday decorations that keep the fun going.
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90th Birthday
90th Birthday
Ninety years young deserves a party to match—our 90th birthday supplies bring the joy.
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100th Birthday
100th Birthday
Celebrate a century of memories with 100th birthday decorations perfect for this remarkable milestone.
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Vintage Birthday
Vintage Birthday
Born to be classic! Our Vintage Birthday party supplies let you celebrate your birth year in style.
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Adult Party Themes A-Z:

Cheers & Beer

Beer
Boho Botanical

Boho
Drinks with the Girls

Drink with the Girls
Golden Birthday

Golden Birthday
Martini

Martini
Pink Heart Cake

Pink Heart Cake
Vintage Birthday

Vintage Birthday
Wildflowers

Wildflowers
Wine

Wine
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Milestone Birthday Party

Milestone birthdays deserve more than a store-bought streamer — they deserve a party as remarkable as the person being celebrated. Big Dot of Happiness specializes in personalized milestone birthday decorations for 30th, 40th, and 50th birthdays, with options all the way through 60th, 70th, 80th, 90th, and 100th celebrations too. Add a custom face, a meaningful age, or a personal touch to banners, balloons, photo props, games, and more — all made in the USA with fast turnaround. Whether you're planning a surprise party for your best friend's 40th or finally throwing yourself the 50th you deserve, we make it easy to build a complete, coordinated party around a theme that's completely one of a kind.