Kim Kardashian and Kanye West's son Saint turns 1 on December 5th. The KUWTK star has reportedly already celebrated her youngest child's birthday with a low-key party, which also coincided with the rapper's release from the hospital. We can't believe it has been a year already! We're taking a look back at just how quickly baby Saint grew up–and these pics will melt your heart!
More from MamásLatinas: 10 Celebs who prove you don't have to be skinny to be healthy
Image via Splash
–Additional reporting by Johanna Ferriera
Weeks before Kim Kardashian took a break from social media after her Paris incident, she shared this photo.

"I love my family," she wrote.
Saint was looking super cute while strolling in Tribeca.

He looks so curious and aware.
Baby Saint was having a blast while on vacation with his sister and mom in Mexico.

He's going to be melting hearts in the future with that smirk! It looks like Kim knows it, too.
While out in New York City in August, Saint was the center of attention for the paparazzi.

Can you blame them? Look at that face!
The moment Saint made his debut on Kim's Snapchat.

Here's a still image of the adorable snap Kim posted of him smiling and giggling. So cute!
On July 10th, Kim shared this sweet Snapchat of her son.

Those cheeks look perfect for kissing!
At six months since his birth, Kim shared this photo of her adorable son.

Now that is one cute baby! He looks a lot like Kim.
The reality star showed just how much her son looks like her.

"You're the sun in my morning babe," she wrote.
For Father's Day 2016, Kim shared this beach pic of the family.

In part, she wrote, "I couldn't ask for a better husband and more perfect family."
In December 2015, Saint West was welcomed into the world.

Proud Kim shared this reveal photo along with his name in caps as her caption.
Here's a photo of Saint holding older sister North's finger.

Kim confessed that North was a bit jealous of her little brother at first, but that didn't last long. The star shared this sweet photo with the caption, "She said, 'He's my best friend.'"