The Ultimate Timeline: How Old Was Kylie Jenner When She Had Stormi Webster, And 5 Shocking Details About Her Secret Pregnancy

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The question of "How old was Kylie Jenner when she had Stormi Webster?" remains one of the most searched queries about the famous reality star, largely due to the unprecedented secrecy surrounding her first pregnancy. The answer is a definitive 20 years old, marking a pivotal moment in her life that shifted her from a reality television personality and beauty mogul to a young mother in the public eye. The birth of her daughter, Stormi Webster, on February 1, 2018, was not just a personal milestone, but a carefully orchestrated media reveal that captivated the world, ending months of intense speculation and social media silence.

The transition to motherhood at such a young age—she conceived at 19—occurred at the peak of her entrepreneurial success with Kylie Cosmetics, adding a layer of complexity and fascination to her story. This article, updated for December 2025, dives deep into the timeline, the secrecy, her life as a CEO at the time, and her candid revelations about postpartum depression following Stormi’s arrival.

Kylie Jenner: Full Biography and Motherhood Timeline

Kylie Kristen Jenner is an American media personality, socialite, and businesswoman who rose to fame on the E! reality television series *Keeping Up with the Kardashians* (2007–2021) and its successor, *The Kardashians* (2022–present). Her life has been documented since childhood, making her sudden, private pregnancy a major shock to the media landscape.

  • Full Name: Kylie Kristen Jenner
  • Date of Birth: August 10, 1997
  • Place of Birth: Los Angeles, California, U.S.
  • Parents: Kris Jenner (mother) and Caitlyn Jenner (father)
  • Siblings: Kendall Jenner (full sister), Kourtney Kardashian, Kim Kardashian, Khloé Kardashian, and Rob Kardashian (half-siblings)
  • Primary Career: Media Personality, Entrepreneur, Founder of Kylie Cosmetics and Kylie Skin.
  • Partner at Time of Birth: Travis Scott (Jacques Webster)
  • Date of Conception (Stormi): Approximately May 2017 (Kylie was 19)
  • Kylie’s 20th Birthday: August 10, 2017 (She was already 3 months pregnant)
  • Stormi Webster’s Date of Birth: February 1, 2018
  • Kylie’s Age at Stormi’s Birth: 20 years old
  • Children: Stormi Webster and Aire Webster (born February 2, 2022)

The Secret Pregnancy: Why Kylie Jenner Went Off the Grid at 20

In a family whose every moment has been documented for reality television, Kylie Jenner’s decision to keep her first pregnancy completely private was an unprecedented move that fueled months of intense media speculation.

The pregnancy coincided with a period when Kylie was arguably at her most famous and was aggressively building her beauty empire. The rumors began circulating in September 2017, just over a month after her 20th birthday, when she was already well into her second trimester.

1. The Relationship with Travis Scott

Kylie Jenner and rapper Travis Scott first sparked dating rumors in April 2017 after being spotted together at the Coachella Valley Music and Arts Festival. Their relationship moved quickly; the conception of Stormi is estimated to have occurred only a few weeks or months into their whirlwind romance. This rapid progression from new relationship to parenthood at age 20 was a key factor in the intense public curiosity.

2. The Unprecedented Media Blackout

From September 2017 until February 2018, Kylie essentially disappeared from the public eye. She stopped posting full-body photos on social media, avoided public events, and was noticeably absent from the family's annual Christmas card. This level of media blackout was highly unusual for a member of the Kardashian-Jenner family, whose brand is built on transparency. This deliberate move created a massive buzz, turning her absence into a global story.

3. The 'To Our Daughter' Video Reveal

The secrecy culminated in a stunning, 11-minute YouTube video released on February 4, 2018, three days after Stormi’s birth. Titled "To Our Daughter," the short film documented the entire nine-month journey, featuring intimate moments with Travis Scott, her mother Kris Jenner, and her sisters, including a pregnant Khloé Kardashian. The video immediately went viral, generating hundreds of millions of views and becoming a masterclass in modern celebrity media management. It served as her official announcement and explained her decision to step back to enjoy the experience privately.

Life After Stormi: Motherhood, Business, and Postpartum Honesty

Becoming a mother at 20 years old placed Kylie Jenner in a unique position. She was a young parent balancing the demands of a growing family with a rapidly expanding business empire, Kylie Cosmetics, which was on its way to a multi-billion dollar valuation.

The CEO and The Mom

While pregnant and immediately after giving birth, Kylie was running one of the fastest-growing beauty brands in the world. She continued to manage product launches, marketing campaigns, and business decisions from behind the scenes. This period solidified her image not just as a reality star, but as a serious entrepreneur and CEO. Her journey challenged the traditional narrative of young motherhood, proving she could manage both a newborn and a massive company.

She has often spoken about how her early twenties were spent fully immersed in "mum mode," a different experience than her older sisters, Kourtney Kardashian or Kim Kardashian, who became mothers later in life.

Kylie’s Candid Postpartum Experience

In the years following Stormi's birth, Kylie has been remarkably candid about the emotional challenges she faced, adding a layer of vulnerability to her public persona. She revealed that she experienced postpartum depression (PPD) after the birth of both Stormi and her second child, Aire Webster.

She disclosed that her postnatal depression following Stormi’s birth was a prolonged experience, lasting for about a year. This honesty about her mental health struggles provided a crucial, relatable moment for her massive audience, shedding light on the realities of young parenthood and maternal mental health, even for those with immense privilege and resources.

Her openness about the difficulties of postpartum recovery and the emotional toll of becoming a mother so young has been a significant part of her narrative in the current reality series, *The Kardashians*. It demonstrates a maturity that goes beyond her youth, transforming her from the youngest sister on a reality show to a thoughtful advocate for postpartum awareness.

5 Key Facts About Kylie’s First Motherhood Journey

  1. She Was 20, Not 19: While she conceived at 19, Kylie celebrated her 20th birthday in August 2017, placing her firmly at the age of 20 when Stormi Webster was born in February 2018.
  2. The Name Reveal Was Also Private: The name "Stormi" was only revealed a few days after the birth announcement video, after she posted a photo on Instagram with the caption "Stormi."
  3. She Wished for Privacy: Kylie explained that she kept the pregnancy a secret to prepare for this new role in the most positive, stress-free, and healthy way she could, away from the constant scrutiny of the press and the intense public pressure that follows the Kardashian-Jenner family.
  4. The Birth Location: Stormi Webster was born at Cedars Sinai Medical Center in Los Angeles, the same hospital where many of her famous cousins were born.
  5. The Second Child Was Also a Secret: While not as extreme as the first, Kylie also kept the majority of her second pregnancy with her son, Aire Webster, private, following the successful formula she established with Stormi.

Kylie Jenner’s journey into motherhood at 20 years old remains one of the most talked-about celebrity pregnancies of the last decade. It was a calculated move that generated massive attention while simultaneously allowing her a rare period of personal privacy. Her life with Stormi and Aire continues to be a central theme in her public life, defining her transition from a teenage icon to a powerful, young matriarch.

how old was kylie when she had stormi
how old was kylie when she had stormi

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