📌 The Canadian federal electoral district of Barrie was contested in the 2004 election.

🏆 Aileen Carroll, the Liberal candidate, won the riding with 20,963 votes (42.7% of the vote).

🥈 The runner-up was Patrick Brown (Conservative) with 19,651 votes (40.0%), defeated by a margin of 1,312 votes.

📊 Other notable candidates: Peter Bursztyn (N.D.P., 11%) and Erich Jacoby-Hawkins (Green Party, 7%).