 Republicans also hold a plurality of registered voters in the county.In September 2008, the Democratic Party reached the benchmark of 100,000 registered voters for the first time in the county's history.The party had just 82,171 registered Democrats in 2004. , the ratio of Republicans to Democrats in Lancaster County now stands at 1.8 Republicans to 1 Democrat, down from a 3–1 advantage for the Republicans in the late 1990s.