Westwick had love affairs with Gossip Girl co-star Jessica Szohr. They dated from 2008 to 2010. There is a rumor that Szohr cheated on him. He also dated Phoebe Tonkin in 2011. Later in 2012 he had a girlfriend named, Brittany. Besides these, he was also seen with Drew Barrymore. Westwick is unmarried. There is a rumor that Westwick also dated, Alison Mosshart. He lived with his Gossip Girl co-star Chace Crawford sharing the same apartment in the Chelsea near to Manhattan from the beginning of the series 2007 till 2009. He moved to Los Angeles after the series ended. Westwick's annual income is estimated to be around $470,588 and his sponsorship amount was $104,575. His net worth in 2014-15 was around $4,000,000. His height is 5 ft 9 inch and weighed 163 pounds. He had also signed a contract with a brand Penshoppe in 2011. He has 2.2 million followers on Facebook, 4.1 followers on Instagram and 1 million followers on twitter.