How Old Is Kylie Jenner? Age, Birthday and Timeline (2026)

How old is Kylie Jenner right now? As of mid-June 2026, the answer is straightforward: Kylie Jenner is 28 years old. She was born on August 10, 1997, in Los Angeles, California, and she will turn 29 on August 10, 2026. That birth date — confirmed by authoritative biographical sources including Biography.com and reported consistently by People — is the anchor for every age calculation fans, journalists, and search engines rely on when the question spikes around her birthday, product launches, and major family or business headlines.

This guide is a Pillar I bio reference page: verified birth date, current age math, zodiac sign, birthplace context, and a decade-by-decade look at how old Kylie Jenner was at major career milestones. We are not covering net worth estimates, relationship timelines, or family deep dives here — those belong to sibling USA Celebs pillars. What follows is the clean, sourced answer to one of the most searched celebrity age queries in contemporary reality television and beauty culture.

How Old Is Kylie Jenner in 2026?

Before August 10, 2026, Kylie Jenner is 28. On and after August 10, 2026, she will be 29. The math is simple: subtract 1997 from 2026 to get 29, then subtract one year only if today’s date has not yet reached August 10. In mid-June 2026 — before her August 10 birthday — the correct answer to how old is Kylie Jenner today is 28.

Search interest in her age tends to spike twice a year — on August 10 itself and whenever she launches a beauty collection, returns to reality television coverage, or appears in major fashion and pop-culture headlines that prompt “how old was she when…” retrospectives. Because her birth year is 1997, quick mental math often lands on 29 in 2026, but journalists and fact-checkers always apply the birthday cutoff rule. Getting that detail wrong is one of the fastest ways to lose credibility on a bio page.

Kylie Jenner Birth Date and Verified Sources

Biography.com lists Kylie Jenner’s full birth date as August 10, 1997, and notes her Los Angeles roots before she rose from reality television to global beauty mogul and social media powerhouse status. People magazine’s long-running coverage of the Jenner-Kardashian family likewise treats that date as established fact across profiles, birthday posts, and event reporting. USA Celebs relies on those types of authoritative biographical outlets — not fan wikis or unsourced social posts — when publishing age reference pages.

Her birth name is Kylie Kristen Jenner — the name her parents gave her in Los Angeles before she became one of the defining business and media figures of her generation. She is an American media personality, businesswoman, and social media influencer who reshaped contemporary beauty retail through direct-to-consumer cosmetics and a massive digital following. None of that changes the birth-date arithmetic: 1997 → 26 before August 10, 2023; 27 on and after August 10, 2023; 28 throughout early-to-mid 2026 until August 10, 2026; 29 on and after August 10, 2026.

How to Calculate How Old Kylie Jenner Is

There are three reliable methods to answer how old is Kylie Jenner on any given day:

• Year minus birth year, adjusted for birthday: If today’s month/day is on or after August 10, age = current year − 1997. If before August 10, subtract one.
• Online age calculators: Enter August 10, 1997, and the calculator returns exact years, months, and days — useful for “how old was she on [specific launch date]” questions.
• Official biographical profiles: Biography.com and major outlets like People restate the birth date whenever they publish birthday or milestone pieces, which indirectly confirms the age band for that calendar year.

Example for August 5, 2026: 2026 − 1997 = 29, but August 5 is before August 10, so Kylie Jenner is still 28. Example for June 25, 2026: she is 28 because her birthday has not yet arrived this year. Example for August 10, 2026: she turns 29 on that exact date.

Zodiac Sign, Birthplace, and Bio Context

August 10 places Kylie Jenner under the Leo zodiac sign in Western astrology — a detail fans often pair with age searches even though astrology is not a verified biographical source. Biography.com lists her birthplace as Los Angeles, California, where she grew up in the public eye as part of one of television’s most documented families before building an independent beauty empire.

Understanding birthplace and early Los Angeles years helps explain why age milestones in her career feel dramatic: she was building a billion-dollar beauty brand while still in her teens and early twenties, which makes “how old was she when Kylie Cosmetics launched” and “how old was she when she became a mother” among the top recurring age searches in her catalog.

How Old Was Kylie Jenner at Major Career Milestones?

Fans rarely stop at today’s number. They want age-at-milestone context. Below are widely reported career beats with ages calculated from the August 10, 1997 birth date. Dates follow public record and major biographical summaries; exact release-day ages may vary by a few days depending on calendar math.

Keeping Up with the Kardashians Debut (Age 10)

Kylie Jenner was about 10 when Keeping Up with the Kardashians premiered in 2007, keeping “how old was Kylie Jenner on KUWTK” among the top recurring age searches in her origin story. The E! series put her on television before she turned twelve.

Kylie Cosmetics Launch (Age 18)

Kylie Lip Kits and the Kylie Cosmetics brand launched in 2015 when Kylie Jenner was 18, sending age searches soaring every August birthday season. The direct-to-consumer beauty line established her as a business force independent of reality television.

Stormi Webster Born (Age 20)

Stormi Webster was born in February 2018 when Kylie Jenner was 20, making “how old was Kylie Jenner when she became a mother” one of the most searched milestone questions in her bio catalog.

Forbes Cover Era (Age 21)

Forbes featured Kylie Jenner on its cover in 2019 when she was 21, highlighting her cosmetics empire — a milestone that reignited “how old was Kylie Jenner when Forbes called her a billionaire” retrospectives across entertainment media.

Social Media Dominance (Age 22–28)

Through her mid-twenties, Kylie Jenner maintained one of the largest individual social media followings in the world, with each product drop and family headline sending fresh waves of age-at-milestone searches. Biography.com and People continue to document these chapters without changing the core birth-date math anchored to August 10, 1997.

Late Twenties and Business Expansion (Age 28)

In mid-2026, at age 28, Kylie Jenner sits in a mature chapter of her career that Biography.com and People continue to document through beauty launches, brand partnerships, and public appearances — with her 29th birthday arriving on August 10, 2026.

Why “How Old Is Kylie Jenner” Keeps Trending

Celebrity age searches follow predictable patterns: birthday weeks, product launches, award shows, and viral moments that send casual readers to Google for a quick fact. Kylie Jenner sits at the intersection of all four. Her early-August birthday clusters attention in Q3, while beauty launches, fashion week appearances, and family television cycles keep year-round interest high. Unlike figures with a single flash-in-the-pan moment, a catalog that spans childhood reality television to teen entrepreneurship to motherhood to global brand ownership means new viewers constantly discover older projects and ask how old she was when each was filmed or announced.

Accurate bio pages also matter for E-E-A-T — Google’s emphasis on experience, expertise, authoritativeness, and trust. Stating she is 29 in mid-June 2026 before August 10 would be wrong; stating 28 with a clear birthday cutoff demonstrates editorial care. That is why USA Celebs publishes standalone Pillar I age guides rather than burying the number inside gossip roundups.

What This Page Does Not Cover

By design, this article does not include net-worth estimates, dating history, or “where is she now” narrative speculation. USA Celebs addresses those topics in dedicated pillars so bio searches get fast, accurate answers without mixed intent. If you need financial estimates or relationship timelines, use our site search or category archives — this page stays focused on birth date, current age, and milestone math.

Quick Reference: Kylie Jenner Age Facts

• Born: August 10, 1997
• Birth name: Kylie Kristen Jenner
• Age in mid-June 2026 (before August 10): 28
• Turns 29: August 10, 2026
• Next birthday after 2026: August 10, 2027 (turns 30)
• Zodiac: Leo
• Birthplace: Los Angeles, California (per Biography.com)
• Primary sources: Biography.com; People magazine biographical coverage

Explore More on USA Celebs

• Browse our Celebrities archive for more bio and facts reference pages.
• See Fashion coverage for beauty launches, red carpet looks, and brand stories beyond age math.
• Search USA Celebs for related Jenner-Kardashian bio topics — height, real name, and zodiac guides live in separate Pillar I pages.