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Gary Keller Facts: Bio, Age, Height, Weight, Family, and Net Worth

Last Updated on April 4, 2026: By Josphat Gachie

Best Known For:The book The Millionaire Real Estate Agent
Breakthrough:Co-founded Keller Williams Realty with Joe Williams in 1983

10 Quick Facts About Gary Keller

  • Full Name: Gary Keller
  • Nationality: American
  • Profession: Businessperson
  • Known For: The book The Millionaire Real Estate Agent
  • Current Role: Executive chairman
  • Current Employer: Keller Williams Realty
  • Date of Birth: July 21, 1957
  • Age: 69 years old
  • Place of Birth: Pasadena, Texas
  • Marital Status: Married

Gary Keller Age

Gary Keller is about 69 years old as of 2026. Gary Keller was born in 1957.

Popularity
#7454 Most Popular
#7454 Overall #1167 in Famous People
Score: 93 Boosts: 0

Popularity is based on reader activity and boosts.

Education

He attended Baylor University, where he earned a Bachelor's degree in Real Estate and Insurance.

  • Baylor University
    • Qualification: Bachelor's degree
    • Field of Study: Real Estate and Insurance
    • Period: 1979

Career & Work

Gary Keller's career includes business leadership roles with Keller Williams Realty.

Organization: Keller Williams Realty
Role: Co-founder and Executive Chairman
Period: 1983–Present
Details: Austin, Texas

Rise to Fame

Gary Keller rose to prominence for his role for the book The Millionaire Real Estate Agent.

Notable Works

Notable works include The Millionaire Real Estate Agent and The ONE Thing.

  • Book: The Millionaire Real Estate Agent (Author, 2003)
  • Book: The ONE Thing (Author, 2013)

Gary Keller Family & Relationships

Gary Keller is married to Mary Keller. He has 1 child, John Keller.

  • Children:
    • John Keller

Lesser Known Facts

  • He is an accomplished musician and plays the guitar in a band called 'The Keller Williams Band'.

Personal Information

  • Full Name: Gary Keller
  • Gender: Male
  • Occupation: Businessperson
  • Nationality: American
  • Living Status: Alive
  • Ethnicity: White

Birth & Background

  • Date of Birth: July 21, 1957
  • Age: 69
  • Birthday: July 21
  • Zodiac Sign: Cancer
  • Place of Birth: Pasadena, Texas

Measurements

  • Hair Color: Brown

Family & Relationships

  • Marital Status: Married
  • Spouse / Partner: Mary Keller
  • Children: John Keller

Net Worth & Income

  • Salary: $83,000–$688,000 (Estimated range)
  • Net Worth: $113,000–$16,969,000 (Estimated range)
  • Source of Income: Employment or business activity; ownership requires separate evidence

Related Biographies

  • Mary Keller (Spouse • Wife)
  • Joe Williams (Collaborator • Co-founder of Keller Williams)

Online Presence

  • facebook:https://www.facebook.com/garykeller
  • X (Twitter):https://x.com/garykeller

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