Idaho Territory's At-large congressional district is an obsolete congressional district that encompassed the area of the Idaho Territory

Idaho Territory

The Territory of Idaho was an organized incorporated territory of the United States that existed from March 4, 1863, until July 3, 1890, when the final extent of the territory was admitted to the Union as the State of Idaho.-1860s:...

, which was originally created from parts of the Washington Territory

Washington Territory

The Territory of Washington was an organized incorporated territory of the United States that existed from February 8, 1853, until November 11, 1889, when the final extent of the territory was admitted to the Union as the State of Washington....

 and Dakota Territory

Dakota Territory

The Territory of Dakota was an organized incorporated territory of the United States that existed from March 2, 1861, until November 2, 1889, when the final extent of the reduced territory was split and admitted to the Union as the states of North and South Dakota.The Dakota Territory consisted of...

 in 1863. In 1864, parts of the territory were ceded back to the Dakota Territory and another part was reorganized into the Montana Territory

Montana Territory

The Territory of Montana was an organized incorporated territory of the United States that existed from May 28, 1864, until November 8, 1889, when it was admitted to the Union as the State of Montana.-History:...

. The boundaries of the territory were changed again in 1868 when the Wyoming Territory

Wyoming Territory

The Territory of Wyoming was an organized incorporated territory of the United States that existed from July 25, 1868, until July 10, 1890, when it was admitted to the Union as the State of Wyoming. Cheyenne was the territorial capital...

 was created.

After Idaho

Idaho

Idaho is a state in the Rocky Mountain area of the United States. The state's largest city and capital is Boise. Residents are called "Idahoans". Idaho was admitted to the Union on July 3, 1890, as the 43rd state....

's admission to the Union

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 as the 43rd state by act of Congress on July 3, 1890, this district was dissolved and replaced by Idaho's At-large congressional district

Idaho's At-large congressional district

From its admittance as a state in 1890 to 1913 Idaho was represented in the United States House of Representatives by one at-large representative. After the 1910 census Idaho was awarded a second seat starting with the 63rd Congress in 1913. However both seats continued to be elected at-large on...

.

List of delegates

On March 3, 1863, an act of Congress gave Idaho Territory the authority to elect a Congressional delegate

Delegate (United States Congress)

A delegate to Congress is a non-voting member of the United States House of Representatives who is elected from a U.S. territory and from Washington, D.C. to a two-year term. While unable to vote in the full House, a non-voting delegate may vote in a House committee of which the delegate is a member...

, although the first delegate did not take his seat until 1864.

Delegate	Party	Years	District home	Notes
District created		February 1, 1864
William H. Wallace	Republican Republican Party (United States) The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party. Founded by anti-slavery expansion activists in 1854, it is often called the GOP . The party's platform generally reflects American conservatism in the U.S...	February 1, 1864 – March 4, 1865	Lewiston Lewiston, Idaho Lewiston is a city in and also the county seat of Nez Perce County in the Pacific Northwest state of Idaho. It is the second-largest city in the northern Idaho region, behind Coeur d'Alene and ninth-largest in the state. Lewiston is the principal city of the Lewiston, ID - Clarkston, WA...
Edward D. Holbrook Edward Dexter Holbrook Edward Dexter Holbrook was a congressional delegate from Idaho Territory.Born in Elyria, Ohio, Holbrook attended public schools in Ohio and graduated from Oberlin College, having studied law...	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	March 4, 1865 – March 4, 1869	Idaho City Idaho City, Idaho Idaho City is a city in and the county seat of Boise County, Idaho, United States, located about northeast of Boise. The population was 458 at the 2000 census.Idaho City is part of the Boise City–Nampa, Idaho Metropolitan Statistical Area.-History:...
Jacob K. Shafer Jacob K. Shafer Jacob K. Shafer was a Delegate from Idaho Territory.Born near Broadway, Virginia, Shafer was graduated from Washington and Lee University, Lexington, Virginia, in 1843. And from the law school of L.P. Thompson in Staunton, Virginia, in 1846. He moved to Stockton, California in 1849, was admitted...	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	March 4, 1869 – March 4, 1871	Idaho City Idaho City, Idaho Idaho City is a city in and the county seat of Boise County, Idaho, United States, located about northeast of Boise. The population was 458 at the 2000 census.Idaho City is part of the Boise City–Nampa, Idaho Metropolitan Statistical Area.-History:...
Samuel A. Merritt Samuel Augustus Merritt Samuel Augustus Merritt was an American politician who served as a California legislator, as a Congressional Delegate from Idaho Territory, and as a judge in Utah Territory....	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	March 4, 1871 – March 4, 1873	Idaho City Idaho City, Idaho Idaho City is a city in and the county seat of Boise County, Idaho, United States, located about northeast of Boise. The population was 458 at the 2000 census.Idaho City is part of the Boise City–Nampa, Idaho Metropolitan Statistical Area.-History:...
John Hailey John Hailey John Hailey was a Congressional Delegate from Idaho Territory.He was born in Smith County, Tennessee, and attended the public schools. Of Scottish ancestry, his grandfather, Philip Hailey, and his father, John Hailey, were both natives of Virginia...	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	March 4, 1873 – March 4, 1875	Boise City Boise, Idaho Boise is the capital and most populous city of the U.S. state of Idaho, as well as the county seat of Ada County. Located on the Boise River, it anchors the Boise City-Nampa metropolitan area and is the largest city between Salt Lake City, Utah and Portland, Oregon.As of the 2010 Census Bureau,...
Thomas W. Bennett Thomas W. Bennett (territorial governor) Thomas Warren Bennett was governor of Idaho Territory from 1871 to 1875. He also served as a Congressional delegate from the territory from March 4, 1875 to June 23, 1876...	Independent Independent (politician) In politics, an independent or non-party politician is an individual not affiliated to any political party. Independents may hold a centrist viewpoint between those of major political parties, a viewpoint more extreme than any major party, or they may have a viewpoint based on issues that they do...	March 4, 1875 – June 23, 1876	Boise City Boise, Idaho Boise is the capital and most populous city of the U.S. state of Idaho, as well as the county seat of Ada County. Located on the Boise River, it anchors the Boise City-Nampa metropolitan area and is the largest city between Salt Lake City, Utah and Portland, Oregon.As of the 2010 Census Bureau,...	Lost contested election
Stephen S. Fenn Stephen Southmyd Fenn Stephen Southmyd Fenn was a Delegate from Idaho Territory.Born in Watertown, Connecticut, Fenn moved with his parents to Niagara County, New York, in 1824.He attended the public schools....	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	June 23, 1876 – March 4, 1879	Mount Idaho Mount Idaho, Idaho Mount Idaho is a ghost town in Idaho County, Idaho, United States. The town served as county seat of Idaho County from 1875 to 1902.A 45 mile stretch of trail opened in 1860 in the Mount Idaho area is believed to be one of the earliest examples of a toll road on record in the region...	Won contested election
George Ainslie George Ainslie (delegate) George Ainslie was a Congressional delegate from Idaho Territory.-Biography:...	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	March 4, 1879 – March 4, 1883	Idaho City Idaho City, Idaho Idaho City is a city in and the county seat of Boise County, Idaho, United States, located about northeast of Boise. The population was 458 at the 2000 census.Idaho City is part of the Boise City–Nampa, Idaho Metropolitan Statistical Area.-History:...
Theodore F. Singiser Theodore Frelinghuysen Singiser Theodore Frelinghuysen Singiser was a Delegate from Idaho Territory.Born in Churchtown in Cumberland County, Pennsylvania, Singiser attended the common schools. He learned the art of printing, and then enlisted in the Union Army as a private in Company E, Sixth Regiment, Pennsylvania Reserves, an...	Republican Republican Party (United States) The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party. Founded by anti-slavery expansion activists in 1854, it is often called the GOP . The party's platform generally reflects American conservatism in the U.S...	March 4, 1883 – March 4, 1885	Boise City Boise, Idaho Boise is the capital and most populous city of the U.S. state of Idaho, as well as the county seat of Ada County. Located on the Boise River, it anchors the Boise City-Nampa metropolitan area and is the largest city between Salt Lake City, Utah and Portland, Oregon.As of the 2010 Census Bureau,...
John Hailey John Hailey John Hailey was a Congressional Delegate from Idaho Territory.He was born in Smith County, Tennessee, and attended the public schools. Of Scottish ancestry, his grandfather, Philip Hailey, and his father, John Hailey, were both natives of Virginia...	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	March 4, 1885 – March 4, 1887	Boise City Boise, Idaho Boise is the capital and most populous city of the U.S. state of Idaho, as well as the county seat of Ada County. Located on the Boise River, it anchors the Boise City-Nampa metropolitan area and is the largest city between Salt Lake City, Utah and Portland, Oregon.As of the 2010 Census Bureau,...
Fred Dubois Fred Dubois Fred Thomas Dubois was a controversial American politician who served two terms in the United States Senate from Idaho. He was best-known for his opposition to the gold standard and his efforts to disenfranchise Mormon voters....	Republican Republican Party (United States) The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party. Founded by anti-slavery expansion activists in 1854, it is often called the GOP . The party's platform generally reflects American conservatism in the U.S...	March 4, 1887 – July 3, 1890	Blackfoot Blackfoot, Idaho Blackfoot is a city in Bingham County, Idaho, United States. The population was 10,419 at the 2000 census. The city is the county seat of Bingham County. Blackfoot is self-designated the "Potato Capital of the World", because it claims to have the largest potato industry in the world...
District eliminated		July 3, 1890