Iowa's 1st congressional district explained

State:	Iowa
District Number:	1
Image Caption:	Interactive map of district boundaries since January 3, 2023
Representative:	Mariannette Miller-Meeks
Party:	Republican
Residence:	Davenport
Percent Urban:	66.35
Percent Rural:	33.65
Population:	804,704
Population Year:	2024
Median Income:	$72,200^[1]
Percent White:	83.4
Percent Hispanic:	5.6
Percent Black:	4.5
Percent Asian:	2.2
Percent More Than One Race:	3.8
Percent Other Race:	0.5
Cpvi:	R+4^[2]

Iowa's 1st congressional district is a congressional district in the U.S. state of Iowa that covers its southeastern part, bordering the states of Illinois and Missouri, and the Mississippi River. The district includes the cities of Davenport, Iowa City, Burlington, and Indianola. Republican Mariannette Miller-Meeks is the current U.S. representative.

Composition

The 1st includes the entirety of the following counties:^[3]

	County	Seat	Population
31	Cedar	Tipton	18,302
45	Clinton	Clinton	46,158
57	Des Moines	Burlington	38,253
87	Henry	Mount Pleasant	19,547
95	Iowa	Marengo	16,381
97	Jackson	Maquoketa	19,342
99	Jasper	Newton	37,919
101	Jefferson	Fairfield	15,440
103	Johnson	Iowa City	157,528
105	Jones	Anamosa	20,900
107	Keokuk	Sigourney	9,914
111	Lee	Fort Madison, Keokuk	32,565
115	Louisa	Wapello	10,513
123	Mahaska	Oskaloosa	21,874
125	Marion	Knoxville	33,770
139	Muscatine	Muscatine	42,218
163	Scott	Davenport	174,270
177	Van Buren	Keosauqua	7,266
181	Warren	Indianola	55,205
183	Washington	Washington	22,560

Recent election results from statewide races

Year	Office	Results^[4] ^[5]
2008	President	Obama 57–41%
2012	President	Obama 57–43%
2016	President	Trump 48–45%
2016	Senate	Grassley 56–39%
2018	Governor	Hubbell 51–47%
	Attorney General	Miller 77–23%
	Secretary of State	Pate 49–48%
	Treasurer	Fitzgerald 56–41%
	Auditor	Sand 54–43%
2020	President	Trump 50–48%
2020	Senate	Ernst 49–48%
2022	Senate	Grassley 53–47%
	Governor	Reynolds 55–43%
	Attorney General	Miller 51–49%
	Secretary of State	Pate 57–43%
	Treasurer	Smith 50.4–49.6%
	Auditor	Sand 52–48%
2024	President	Trump 53–45%

List of members representing the district

Representative	Party	Term	Cong ress	Election history	Location
District created March 4, 1847
William Thompson	Democratic	March 4, 1847 – June 29, 1850		Elected in 1846. Re-elected in 1848. Seat declared vacant due to an election challenge.^[6]	1847–1849
1849–1859
	Vacant		nowrap	June 29, 1850 – December 20, 1850
	Daniel F. Miller		Whig	nowrap		December 20, 1850 – March 3, 1851	Elected to finish Thompson's term. Retired.
	Bernhart Henn		Democratic	nowrap	March 4, 1851 – March 3, 1855		Elected in 1850. Re-elected in 1852. Retired to run for U.S. senator.
	Augustus Hall		Democratic	nowrap	March 4, 1855 – March 3, 1857		Elected in 1854. Lost re-election.
	Samuel Curtis	Republican	March 4, 1857 – August 4, 1861		Elected in 1856. Re-elected in 1858. Re-elected in 1860. Resigned to serve as a colonel in the 2nd Iowa Volunteer Infantry Regiment.
1859–1863
	Vacant		nowrap	August 4, 1861 – October 8, 1861
	James F. Wilson	Republican	October 8, 1861 – March 3, 1869		Elected to finish Curtis's term. Re-elected in 1862. Re-elected in 1864. Re-elected in 1866. Retired.
1863–1873
1863–1873	George W. McCrary	Republican	March 4, 1869 – March 3, 1877		Elected in 1868. Re-elected in 1870. Re-elected in 1872. Re-elected in 1874. Retired.
1873–1933 Des Moines, Henry, Jefferson, Lee, Louisa, Van Buren, and Washington counties
	Joseph C. Stone		Republican	nowrap	March 4, 1877 – March 3, 1879		Elected in 1876. Lost renomination.
	Moses A. McCoid		Republican	nowrap	March 4, 1879 – March 3, 1885		Elected in 1878. Re-elected in 1880. Re-elected in 1882. Lost renomination.
	Benton J. Hall		Democratic	nowrap	March 4, 1885 – March 3, 1887		Elected in 1884. Lost re-election.
	John H. Gear		Republican	nowrap	March 4, 1887 – March 3, 1891		Elected in 1886. Re-elected in 1888. Lost re-election.
	John J. Seerley		Democratic	nowrap	March 4, 1891 – March 3, 1893		Elected in 1890. Lost re-election.
	John H. Gear		Republican	nowrap	March 4, 1893 – March 3, 1895		Elected in 1892. Retired to run for U.S. Senator.
	Samuel M. Clark		Republican	nowrap	March 4, 1895 – March 3, 1899		Elected in 1894. Re-elected in 1896. Retired.
	Thomas Hedge		Republican	nowrap	March 4, 1899 – March 3, 1907		Elected in 1898. Re-elected in 1900. Re-elected in 1902. Re-elected in 1904. Retired.
	Charles A. Kennedy		Republican	nowrap	March 4, 1907 – March 3, 1921		Elected in 1906. Re-elected in 1908. Re-elected in 1910. Re-elected in 1912. Re-elected in 1914. Re-elected in 1916. Re-elected in 1918. Retired.
	William F. Kopp		Republican	nowrap	March 4, 1921 – March 3, 1933		Elected in 1920. Re-elected in 1922. Re-elected in 1924. Re-elected in 1926. Re-elected in 1928. Re-elected in 1930. Lost re-election.
Edward C. Eicher		Democratic	nowrap	March 4, 1933 – December 2, 1938		Re-elected in 1932. Re-elected in 1934. Re-elected in 1936. Resigned to become commissioner of the Securities and Exchange Commission.	1933–1943
Vacant		nowrap	December 2, 1938 – January 3, 1939
Thomas E. Martin	Republican	January 3, 1939 – January 3, 1955		Elected in 1938. Re-elected in 1940. Re-elected in 1942. Re-elected in 1944. Re-elected in 1946. Re-elected in 1948. Re-elected in 1950. Re-elected in 1952. Retired to run for U.S. Senator.
1943–1963
1943–1963	Fred Schwengel	Republican	January 3, 1955 – January 3, 1965		Elected in 1954. Re-elected in 1956. Re-elected in 1958. Re-elected in 1960. Re-elected in 1962. Lost re-election.
1963–1973
	John R. Schmidhauser		Democratic	nowrap	January 3, 1965 – January 3, 1967		Elected in 1964. Lost re-election.
	Fred Schwengel		Republican	nowrap	January 3, 1967 – January 3, 1973		Elected in 1966. Re-elected in 1968. Re-elected in 1970. Lost re-election.
Edward Mezvinsky		Democratic	nowrap	January 3, 1973 – January 3, 1977		Elected in 1972. Re-elected in 1974. Lost re-election.	1973–1983
Jim Leach	Republican	January 3, 1977 – January 3, 2003		Elected in 1976. Re-elected in 1978. Re-elected in 1980. Re-elected in 1982. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Redistricted to the .			1973–1983
1983–1993
1993–2003
Jim Nussle		Republican	nowrap	January 3, 2003 – January 3, 2007		Redistricted from the and re-elected in 2002. Re-elected in 2004. Retired to run for Governor.	2003–2013
Bruce Braley	Democratic	January 3, 2007 – January 3, 2015		Elected in 2006. Re-elected in 2008. Re-elected in 2010. Re-elected in 2012. Retired to run for U.S. senator.			2003–2013
2013–2023
	Rod Blum		Republican	nowrap	January 3, 2015 – January 3, 2019		Elected in 2014. Re-elected in 2016. Lost re-election.
	Abby Finkenauer		Democratic	nowrap	January 3, 2019 – January 3, 2021		Elected in 2018. Lost re-election.
	Ashley Hinson		Republican	January 3, 2021 – January 3, 2023		Elected in 2020. Redistricted to the .
Mariannette Miller-Meeks		Republican	nowrap	January 3, 2023 – present		Redistricted from the and re-elected in 2022. Re-elected in 2024.	2023–present: most of Iowa's southeastern quadrant

Recent election results

Year^[7]	Winner			Loser			Percentage of votes
Year^[7]	Party	Candidate	Votes	Party	Candidate	Votes	Percentage of votes
1920	Republican	William F. Kopp	38,100	Democratic	E. W. McManus	20,977	64–36%
1922	26,651		John M. Lindley	14,056	65–34%
1924	42,711		James M. Bell	17,110	71–29%
1926	27,358		James M. Bell	11,408	71–29%
1928	45,806		unopposed			100–0%
1930	27,053			Democratic	Max A. Conrad	15,538	63–36%
1932	Democratic	Edward C. Eicher	55,378	Republican	William F. Kopp	46,738	54–46%
1934	48,544		E. R. Hicklin	39,047	55–44%
1936	55,721		John N. Calhoun	53,474	51–49%
1938	Republican	Thomas E. Martin	46,636	Democratic	James P. Gaffney	33,765	58–42%
1940	70,120		Zoe S. Nabers	46,040	60–40%
1942	55,139		Vern W. Nall	32,893	61–37%
1944	72,729		Clair A. Williams	60,048	55–45%
1946	52,488		Clair A. Williams	32,849	62–38%
1948	70,959		James D. France	60,860	53–46%
1950	70,058		James D. France	43,140	62–38%
1952	105,526		Clair A. Williams	62,011	63–37%
1954	Fred Schwengel	67,128	John O'Connor	50,577	57–43%
1956		94,223	Ronald O. Bramhall	68,287	58–42%
1958		59,577	Thomas J. Dailey	51,996	53–47%
1960		104,737	Walter J. Guenther	67,287	61–39%
1962		65,975	Harold Stephens	42,000	61–39%
1964		Democratic	John R. Schmidhauser	84,042		Republican	Fred Schwengel	80,697	51–49%
1966	Republican	Fred Schwengel	64,795	Democratic	John R. Schmidhauser	60,534	51–48%
1968	91,419		81,049	53–47%	John R. Schmidhauser
1970	60,270		Edward Mezvinsky	59,505	50–49%
1972	Democratic	Edward Mezvinsky	107,099	Republican	Fred Schwengel	91,609	53–46%
1974	75,687	Edward Mezvinsky	Jim Leach	63,540	54–46%
1976	Republican	Jim Leach	109,694	Democratic	Edward Mezvinsky	101,024	52–48%
1978	79,940		Richard E. Meyers	45,037	63–36%
1980	133,349		Jim Larew	72,602	64–35%
1982	89,595		Bill Gluba	61,734	59–41%
1984	131,182		Kevin Ready	65,293	68–33%
1986	86,834		John Whitaker	43,985	66–34%
1988	112,746		Bill Gluba	71,280	61–38%
1990	90,042		scattering		151	99–1%
1992	178,042		Democratic	Jan J. Zonneveld	81,600	68–31%
1994	110,448		Glen Winekauf	69,461	60–38%
1996	129,242		Bob Rush	111,595	53–46%
1998	106,419		Bob Rush	79,529	57–42%
2000	164,972		Bob Simpson	96,283	62–36%
2002	Jim Nussle	112,280	Ann Hutchinson	83,779	57–43%
2004	Jim Nussle	159,993	Bill Gluba	125,490	55–44%
2006	Democratic	Bruce Braley	113,724	Republican	Mike Whalen	89,471	56–44%
2008	178,229		David Hartsuch	99,447	64–35%
2010	103,931^[8]		Ben Lange	99,976	49–48%
2012	222,422		Ben Lange	162,465	57–42%
2014	Republican	Rod Blum	147,513	Democratic	Pat Murphy	140,086	51–49%
2016	206,903	Rod Blum	Monica Vernon	177,403	53–46%
2018		Democratic	Abby Finkenauer	169,348		Republican	Rod Blum	152,540	50–46%
2020		Republican	Ashley Hinson	211,679		Democratic	Abby Finkenauer	200,893	51–48%
2022		Republican	Mariannette Miller-Meeks	162,947		Democratic	Christina Bohannan	142,173	53–46%

2006

Note: James Hill ran on the Pirate Party platform on the ballot.

2018

2020

2024

Historical district boundaries

References

Book: Martis, Kenneth C.. The Historical Atlas of Political Parties in the United States Congress. 1989. Macmillan Publishing Company. New York.
Book: Martis, Kenneth C.. The Historical Atlas of United States Congressional Districts. 1982. Macmillan Publishing Company. New York.
Congressional Biographical Directory of the United States 1774–present

42.5278°N -91.8961°W

Notes and References

Web site: My Congressional District. US Census Bureau. Center for New Media & Promotion (CNMP). US Census Bureau.
Web site: 2025 Cook PVI℠: District Map and List (119th Congress). 2025-04-05. Cook Political Report. April 3, 2025 . en.
Web site: Iowa - Congressional District 1. 7 Oct 2025 . census.gov.
Web site: Dra 2020 .
Web site: 2022 Iowa Election Results by Congressional District .
Schmidt, Louis B., "The Miller-Thompson Election Contest," Iowa Journal of History and Politics 12, pp. 34–127 (January 1914).
News: Election Statistics . 2005 . dead . https://web.archive.org/web/20070725184700/http://clerk.house.gov/member_info/electionInfo/index.html . July 25, 2007.
News: Election 2020 – Live Election Results:Iowa. CBS News.