Idaho's 27th legislative district is one of 35 districts of the Idaho Legislature. It is currently represented by Senator Kelly Anthon, Republican of Declo, Representative Douglas Pickett, Republican of Oakley, and Representative Clay Handy, Republican of Burley.
From 1992 to 2002, District 27 consisted of all of Madison County and a portion of Fremont County.
From 2002 to 2012, District 27 consisted of all of Cassia, Power, and Oneida counties, and a portion of Bingham County.
District 27 consisted of all of Cassia and Minidoka counties.
District 27 currently consists of all of Cassia, Minidoka, and Oneida counties.