Julia Koch Net Worth 2025

Julia Koch net worth 2025: Julia Margaret Flesher Koch is an American socialite, billionaire, philanthropist, and one of the richest women in the world. She inherited her fortune from her husband, David Koch, who died in 2019.

Julia Koch net worth and Biography

Net worth	$65 billion
Date of birth	April 12, 1962
Occupation	Businesswoman
Nationality	American

As of 2025, Julia Koch net worth is valued at $65 billion making her one of the richest women in the world. Julia Koch inherited her fortune from her husband, David Koch who died in 2019. David was a member of the Koch family who control the Koch Industries known to be the largest privately held company by revenue in the United States, according to Forbes.

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Biography

Julia Margaret Flesher was born on April 12, 1962. Her family came from a farming background, but when she was born her parents, Margaret and Frederic Flesher, owned a furniture store called Flesher’s.

She spent her early childhood in Indianola, Iowa, then when she was eight years old her family moved to Arkansas, where her parents started a clothing store called Peggy Frederic’s.

After graduating from the University of Central Arkansas and working as a model, in 1984 Flesher moved to New York City, where she worked as fashion designer Adolfo’s assistant and did fittings for Nancy Reagan. Read Richest Actresses in the world

She met David Koch on a blind date in January 1991, but the date did not leave her with a good impression

The two met again at a party later that year and started dating. She stopped working in 1993, and they got married in May 1996 at David Koch’s house on Meadow Lane in Southampton.

Julia and David Koch spent years living in an apartment at 1040 Fifth Avenue, but in 2004 they moved to an 18-room duplex at 740 Park Avenue.

According to 740 Park: The Story of the World’s Richest Apartment Building, David Koch bought the apartment for about $17 million from the Japanese government, which previously used it to house their permanent representative to the United Nations.

Koch serves as the president of the David H. Koch Foundation. She was formerly on the board of directors of the School of American Ballet

Julia Koch net worth

As of 2025, Julia Koch net worth is valued at $65 billion. David Koch died in August 2019, and Julia Koch and their three children inherited 42% of Koch Industries. As a result, she was listed by Bloomberg as the richest woman in the world

In 2022, Koch put the apartment at 740 Park Avenue on the market; a spokesperson said that she wanted to sell it because she was spending more time at houses in Southampton and Palm Beach