Iowa's 8th Senate district

Iowa's 8th State Senate district
Senator	Mark Costello R

The 8th District of the Iowa Senate is located in Western Iowa, and is currently composed of Fremont, Harrison, and Mills counties, and the majority of Pottawattamie County.^[1]

Current elected officials

Mark Costello is the senator currently representing the 8th District.

The area of the 8th District contains two Iowa House of Representatives districts:^[2]

• The 15th District (represented by Matt Windschitl)
• The 16th District (represented by David Sieck)

The district is also located in Iowa's 4th congressional district, which is represented by U.S. Representative Randy Feenstra.

List of representatives

^[3]

Representative	Party		Dates	Residence	Notes
Robert Brown		Democrat	1846-1847	Jefferson County
John Howell		Democrat	1846-1851	Jefferson County
Samuel McAchran		Whig	1852-1855	Davis County
James Ramsey		Democrat	1856-1857	Wapello County
John Johnson		Democrat	1858-1859	Wapello County
William Coolbaugh		Democrat	1860-1861	Des Moines County
John Foote		Republican	1862-1863	Des Moines County
Lewis Ross		Republican	1864-1867	Council Bluffs, Iowa
Napoleon Moore		Republican	1868-1871	Clarinda, Iowa
James McIntyre		Republican	1872-1875	Clarinda, Iowa
Alfred Hebard		Republican	1876-1883	Red Oak, Iowa
James Hendrie		Democrat	1884-1887	Mills County
Thomas Weidman		Republican	1888-1891	Montgomery County
Allen Chantry		Republican	1892-1895	Malvern, Iowa
Joseph Junkin		Republican	1896-1903	Montgomery County
Shirley Gillilland		Republican	1904-1912	Glenwood, Iowa
Frank Jones		Republican	1913-1916	Villisca, Iowa
William Ratcliff		Republican	1917-1920	Red Oak, Iowa
Harman Darting		Republican	1921-1928	Glenwood, Iowa
William Cochrane		Republican	1929-1932	Red Oak, Iowa
Homer Hush		Republican	1933-1936	Montgomery County
Kenneth A. Evans		Republican	1937-1944	Emerson, Iowa
Oscar Hultman		Republican	1945-1952	Stanton, Iowa
Henry W. Washburn		Republican	1953-1956	Mills County
William Harbor		Republican	1957-1960	Mills County
Edward Wearin		Republican	1961-1962	Montgomery County
Clifford Vance		Republican	1963-1966	Mount Pleasant, Iowa
Richard Stephens		Republican	1967-1970	Washington County
S. J. Brownlee		Republican	1970-1972	Emmettsburg, Iowa
Hilarius Heying		Democrat	1973-1976	Fayette County
Rolf Craft		Republican	1977-1982	Winneshiek County
Berl Priebe		Democrat	1983-1996	Kossuth County
James Black		Republican	1997	Kossuth County	Resigned from office in 1997.
E. Thurman Gaskill		Republican	1997-2002	Hancock County
Mark Zieman		Republican	2003-2008	Allamakee County
Mary Jo Wilhelm		Democrat	2009-2012	Cresco, Iowa
Michael Gronstal		Democrat	2013-2016	Council Bluffs, Iowa
Dan Dawson		Republican	2016-2022	Council Bluffs, Iowa
Mark Costello		Republican	2023–Present	Mills County

Historical District Boundaries

Source:^[4]

Map	Description	Years Effective	Notes
	Jefferson County	1846-1851	From 1846 to 1857, District numbering was not utilized by the Iowa State Legislature. This convention was added with the passing of the 1857 Iowa Constitution. Numbering of districts pre-1857 is done as a matter of historic convenience.[5]
	Davis County	1852-1855
	Wapello County	1856-1859
	Des Moines County	1860-1863
	Cass County Fremont County Mills County Pottawattamie County	1864-1867
	Adams County Montgomery County Page County Taylor County Union County	1868-1869
	Adams County Fremont County Page County	1870-1873
	Fremont County Montgomery County Page County	1874-1877
	Adams County Mills County Montgomery County	1878-1883
	Mills County Montgomery County	1884-1962
	Henry County Jefferson County	1963-1966
	Henry County Louisa County Washington County	1967-1970
	Buena Vista County Clay County (partial) O'Brien County (partial) Palo Alto County Pocahontas County	1971-1972
	Bremer County (partial) Chickasaw County (partial) Fayette County (partial) Howard County (partial) Winneshiek County (partial)	1973-1982
	Hancock County (partial) Humboldt County Kossuth County Palo Alto County (partial) Pocahontas County (partial) Winnebago County (partial)	1983-1992
	Hancock County Humboldt County Kossuth County (partial) Winnebago County Wright County (partial)	1993-2002
	Allamakee County Chickasaw County Howard County (partial) Excluding Riceville Winneshiek County	2003-2012
	Pottawattamie County (partial) Carter Lake Council Bluffs excluding some neighborhoods near Interstate 80 and Interstate 29 interchange.	2013-2022	[6]
	Fremont County Harrison County Mills County Pottawattamie County (partial) Excluding Knox Township Pleasant Township Avoca Council Bluffs Except portions East of Interstate 80 Carter Lake Shelby	2023–Present

See also

• Iowa General Assembly
• Iowa Senate

References

1. https://www.legis.iowa.gov/DOCS/Resources/Redist/2011/2011-03-31/SenateStatewide8x11_color.pdf ^{[bare URL PDF]}
2. https://www.legis.iowa.gov/DOCS/Resources/Redist/2011/2011-03-31/HouseStatewide8x11_color.pdf ^{[bare URL PDF]}
3. "District 8 historic senators".
4. "Iowa State Senate District 2 Historic Legislators".
5. "1846 Iowa Constitution" (PDF).
6. "Iowa Senate District 8" (PDF).