The 26-year-old supermodel tied the knot with her 33-year-old businessman beau on Thursday, October 18.
The pair previously announced their engagement in July.
According to PEOPLE, the couple held an intimate ceremony in upstate NY, with less than 80 people in attendance.
Kloss, 26, posted a attractive picture on Thursday showing her in her wedding dress, smiling ear to ear, while Kushner, 33, lovingly looks on.
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The new Project Runway host wrote a custom Dior gown for the ceremony. "The couple was beaming with happiness", a source told the outlet.
Among the 80 people in attendance were presumably Ivanka Trump and Jared Kushner, who took a break from reportedly covering up a murder of a US -based journalist instigated by the Saudi Crown Prince to see his brother get married.
'Josh, you're my best friend and my soulmate.
She shared the happy news in an Instagram post that said: 'I love you more than I have words to express. "Yes a million times over".