Neistat had a son, Owen, when he was 17, with then-girlfriend Robin Williams.[74] The first time Neistat was married was to Candice Pool; they had eloped in Houston, Texas, in 2005. This marriage lasted about a month and ended with an annulment.[75] On February 18, 2013, Neistat became engaged to Candice Pool again, who is featured in many of his films. On December 29, 2013, Candice and Casey were married in Cape Town, South Africa.[76] Together they have a daughter, Francine.[77]