3 Republicans, 0 Democrats in the running for Glenn Grothman's state senate seat

The 20th State Senate district is located in a very red area of the state. 

20th Senate preview.  (Fond du Lac Reporter, 2/11/2015)

• Tiffany Koehler
• Lee Schlenvogt
• Duey Stroebel

A February 17 primary election will narrow the field to 2.

After the April 7th spring election, Republicans in the State Senate will hold 19 seats, Democrats 14.