Rodney Frelinghuysen began his first term as a Morris County, N.J., freeholder in 1975. He was re-elected in 1977 and 1980. He was elected to the state Assembly in 1983 and re-elected four times.
He was elected to the U.S. House in 1994, defeated Democrat Frank Herbert with 71 percent of the vote. He was re-elected in 1996 with 66 percent of the vote against Democrat Chris Evangel. In 1998, Frelinghuysen was re-elected, defeating Democrat John Scollo with 68 percent of the vote. He was re-elected in 2000 with 68 percent of the vote.
In 2002, he was re-elected with 72 percent of the vote.