Williams writes political commentary, interviews and reviews for The Guardian and the New Statesman. Her work has also appeared in other publications, including The Spectator, NOW Magazine,^[4] the London Cycling Campaign's magazine London Cyclist, and The Times Literary Supplement.^[5] She is also a columnist for the London Evening Standard, for which she was a diarist writing about being a single woman in London. She has also written restaurant reviews for The Sunday Telegraph.

Williams has appeared as a guest on television. Clive James praised her appearance in documentary Teenage Kicks: the Search for Sophistication: "The brilliant journalist Zoe Williams did a short piece to camera that was almost an aria".^[6] She has presented a radio documentary Inside the Academy School Revolution, which Miranda Sawyer found one-sided and "tame",^[7] and hosted BBC Radio 4's What The Papers Say.