Mark Souder defeated incumbent Democratic Rep. Jill Long with 55 percent of the vote in his first bid for a seat in Congress in 1994. He was re-elected in 1996 with 59 percent of the vote, defeating Democrat Gerald Houseman.
In 1998, Souder defeated Democrat Mark Wehrle with 63 percent of the vote. In 2000, he was re-elected with 62 percent of the vote.
He won the Republican primary in the newly redrawn 3rd district in 2002, spending nearly $400,000 _ more than twice than challenger Paul Helmke, a former three-term mayor in Fort Wayne. Souder got 60 percent of the vote to 37 percent for Helmke.
He was re-elected in the 2002 general election, winning 63 percent of the vote against Democrat Jay Rigdon.