Six months goes by in a blink, and more families now mark it with a small party and a cake. Here are our favourite half birthday cake ideas, from the classic half cake to “Halfway to One” designs, plus a few tips for the photos.
1. The classic half cake
A round cake cut in half and stood on its flat side, with “1/2” on top. It is the simplest way to say six months, and it photographs beautifully next to the baby.
2. Halfway to One
A round or half cake with “Halfway to One” piped on the board. Pink rosettes for girls, blue stars for boys.
3. Teddy or elephant half cake
A small fondant teddy or baby elephant sitting on top of the half cake. Soft colours, very sweet.
4. Unicorn half cake
A gold horn, sleepy eyes and a rosette mane on a white half cake. A favourite for baby girls.
5. Mickey or Minnie half cake
Red with black ears for Mickey, or pink polka dots and a bow for Minnie.
6. Jungle half cake
A lion on top with a giraffe and zebra on the side, great if the first birthday will also be jungle themed.
7. Twins half cake
Two characters, two names, one cake. We make it with Mickey and Minnie or two little animals.
8. Car and balloons
A little red car on top with balloons that spell the baby’s name.
9. Sleeping baby
A tiny fondant baby asleep on top, with a gold 1/2. Calm and pretty.
10. Photo half cake
Print a favourite photo from the last six months on the cut side or top.
What size half birthday cake do you need?
Six month parties are usually small, so 1 kg is enough for close family and 1.5 to 2 kg for a bigger gathering. Pineapple and vanilla are gentle flavours for the family, and every MrCake cake is 100% eggless.
Photo tips
- Shoot in daylight near a window.
- Keep the background plain so the cake and baby stand out.
- Take the photos before the cake is cut, while the baby is still fresh from a nap.
Half birthday party ideas to go with the cake
- Monthly photo board: print one photo from each of the six months and hang them in a row.
- Half of everything: half a balloon arch, half a banner, half a sandwich. It makes a fun theme.
- A small guest list: close family is enough. The baby will be happier with fewer people.
- Daytime party: plan it around nap times, not in the evening.
Half birthday cake ideas: quick answers
What is a half birthday? A celebration at six months, halfway to the first birthday.
Why a half cake? It is a fun visual joke: half a cake for half a year. It also keeps the cake small.
Can you make the first birthday cake match? Yes. Tell us the theme you are planning, and we can make the half cake as a preview of the big one.
How early should I order? One or two days ahead for fondant designs. Simple cream half cakes can often be made the same day.
One more tip: write down what the baby can do at six months, like rolling over, first foods or a first laugh, and read it out before cutting the cake. It takes a minute and becomes a lovely memory to repeat at the first birthday.
Browse all our half birthday cakes, and when the big day comes, our 1st birthday cakes and first birthday party tips.