Ada County is located in the southwestern part of Idaho, United States. As of the 2020 census, the county had a population of 494,967, which by 2022 was estimated to have risen to 518,907. Ada County is by far the state's most populous county; it is home to 26.8% of the state's population. The county seat and largest city is Boise, which is also the state capital. Ada County is included in the Boise metropolitan area. The Ada County Highway District has jurisdiction over all the local county and city streets, except for private roads and state roads. In the interior Pacific Northwest east of the Cascade Range, Ada County ranks second in population, behind Spokane County, Washington.
From 1993 to 2023, Montana was represented in the United States House of Representatives by one at-large congressional district, among the 435 in the United States Congress. The district was the most populous U.S. congressional district, with just over 1 million constituents. It was also the second-largest by land area, after Alaska's at-large congressional district, and the largest by land area in the contiguous United States.
New Mexico's 1st congressional district of the United States House of Representatives serves the central area of New Mexico, including most of Bernalillo County, all of Torrance County, and parts of Sandoval, Santa Fe and Valencia counties. It includes almost three-fourths of Albuquerque. The district has a notable Native American presence, encompassing several pueblos including the Pueblo of Laguna and Sandia Pueblo, and the Tohajiilee Navajo Reservation outside Albuquerque. The seat is currently represented by Democrat Melanie Stansbury. With a Cook Partisan Voting Index rating of D+5, it is the most Democratic district in New Mexico, a state with an all-Democratic congressional delegation.
Idaho has two congressional districts. A state since 1890, it gained its second seat in the United States House of Representatives for the 1912 election. Both seats were at-large selections on the ballot for three elections, until the two districts were established prior to the 1918 election. Since then, Idaho has had two districts represented in the House.
Arizona's 1st congressional district is a congressional district located in the U.S. state of Arizona, covering northeastern Maricopa County. Before 2023, geographically, it was the eleventh-largest congressional district in the country and included much of the state outside the Phoenix and Tucson metropolitan areas. From 2013 through 2022, it also included the Navajo Nation, the Hopi reservation, and the Gila River Indian Community, with 25% of the population being Native American. At that time, the district had more Native Americans than any other congressional district in the United States. In the 2022 elections, David Schweikert was elected in the redefined district. It was one of 18 districts that would have voted for Joe Biden in the 2020 presidential election had they existed in their current configuration while being won or held by a Republican in 2022.
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. With a Cook Partisan Voting Index rating of R+3, it is one of the least Republican districts in Iowa, a state with an all-Republican congressional delegation.
Iowa's 3rd congressional district is a congressional district in the U.S. state of Iowa that covers its southwestern quadrant, which roughly consists of an area stretching from Des Moines to the borders with Missouri.
Nebraska's 1st congressional district is a congressional district in the U.S. state of Nebraska that encompasses most of its eastern quarter, except for Omaha and some of its suburbs, which are part of the 2nd congressional district. It includes the state capital Lincoln, as well as the cities of Bellevue, Fremont, and Norfolk. Following the 2010 United States census, the 1st congressional district was changed to include an eastern section of Sarpy County; Dakota County was moved to the 3rd congressional district.
Ohio's 1st congressional district is represented by Democrat Greg Landsman. The district includes the city of Cincinnati, all of Warren County and borders the state of Kentucky. This district was once represented by President William Henry Harrison. After redistricting in 2010, the district was widely seen as heavily gerrymandered by state Republicans to protect the incumbent, Steve Chabot. Chabot lost the seat in 2022 to Landsman, after redistricting unified the city of Cincinnati into the district. The city was previously split between the 1st and 2nd districts.
Washington's 1st congressional district encompasses parts of King and Snohomish counties. The district covers several cities in the north of the Seattle metropolitan area, east of Interstate 5, including parts of Bellevue, Marysville, and up north toward Arlington.
South Carolina's 1st congressional district is a coastal congressional district in South Carolina, represented by Republican Nancy Mace since January 3, 2021. She succeeded Democrat Joe Cunningham, having defeated him in the 2020 election. Cunningham was the first Democrat to represent the district since the 1980s.
South Carolina's 7th congressional district is a congressional district for the United States House of Representatives in South Carolina, established in 2011 following apportionment of another seat to the state in the redistricting cycle following the 2010 census. It is located in the Pee Dee region, and includes all of Chesterfield, Darlington, Dillon, Georgetown, Horry, Marion, and Marlboro Counties and most of Florence County. The district is represented by Republican Russell Fry who was elected in 2022 and took office on January 3, 2023.
Washington's 7th congressional district encompasses most of Seattle and Burien, and all of Vashon Island, Lake Forest Park, Shoreline, and Normandy Park. Since 2017, the 7th district has been represented in the U.S. House of Representatives by Democrat Pramila Jayapal. With a Cook Partisan Voting Index rating of D+36, it is the most Democratic district in Washington.
Washington's 5th congressional district encompasses the Eastern Washington counties of Ferry, Stevens, Pend Oreille, Lincoln, Spokane, Whitman, Walla Walla, Columbia, Garfield, and Asotin, along with parts of Adams and Franklin. It is centered on Spokane, the state's second largest city.
Oregon's 1st congressional district is a congressional district located in the U.S state of Oregon. The district stretches from Portland's western suburbs and exurbs, to parts of the Oregon coast. The district includes the principal cities of Beaverton, Hillsboro, and Tigard, all located in the Portland metropolitan area. Geographically, the district is located in the northwest corner of Oregon. It includes all of Clatsop, Columbia and Tillamook Counties, most of Washington County excluding the extreme southeast, and a portion of southwest Multnomah County in Portland.
North Carolina's 2nd congressional district is located in the central part of the state. The district contains most of Wake County. Prior to court-mandated redistricting in 2019, it also included northern Johnston County, southern Nash County, far western Wilson County, and all of Franklin and Harnett counties. The 2nd district has been represented by Democratic Rep. Deborah Ross since 2021.
Michigan's 3rd congressional district is a U.S. congressional district in West Michigan. From 2003 to 2013, it consisted of the counties of Barry and Ionia, as well as all except the northwestern portion of Kent, including the city of Grand Rapids. In 2012 redistricting, the district was extended to Battle Creek. In 2022, the district was condensed to the greater Grand Rapids and Muskegon areas, including portions of Kent, Muskegon, and Ottawa counties. Redistricting removed Barry, Calhoun, and Ionia counties.
Mississippi's 3rd congressional district (MS-3) covers central portions of state and stretches from the Louisiana border in the west to the Alabama border in the east.
Idaho's 2nd congressional district is one of two congressional districts in the U.S. state of Idaho, in the eastern portion of the state. Beginning with the 2012 election, the district expanded westward and now includes most of Boise, the state capital and largest city. The district is currently represented by Mike Simpson, a Republican of Idaho Falls. A former dentist in Blackfoot, he was first elected in 1998; the seat opened when his predecessor Mike Crapo successfully ran for the U.S. Senate.
The 2012 United States House of Representatives elections in Idaho were held on Tuesday, November 6, 2012 and elected two U.S. representatives, one from each of the state's two congressional districts. The elections coincided with those of other federal and state offices, including a quadrennial presidential election. Candidate filing took place between February 27 and March 9, 2012. Primary elections were held on May 15, 2012.
