Clayton County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 17,043. Its county seat is Elkader. The county was established in 1837 and was named in honor of John M. Clayton, United States Senator from Delaware and later Secretary of State under President Zachary Taylor.
Allamakee County is the northeasternmost county in the U.S. state of Iowa. As of the 2020 census, the population was 14,061. Its county seat is Waukon.
Postville is a village in Allamakee and Clayton counties in the U.S. state of Iowa. It lies near the junction of four counties and at the intersection of U.S. Routes 18 and 52 and Iowa Highway 51, with airport facilities in the neighboring communities of Waukon, Decorah, Monona and Prairie du Chien. The population was 2,503 at the time of the 2020 census, up from 2,273 in 2000. The village is in Allamakee County's southwestern corner and the Clayton County's northwestern corner in a quad county, or four-corner region, where four counties intersect. Winneshiek County is just to the west and Fayette County just to the southwest of Postville.
Elgin is a city in Fayette County, Iowa, United States. The population was 685 at the time of the 2020 census.
U.S. Highway 52 is a 166-mile-long (267 km) United States Numbered Highway in northeast Iowa. The route begins at the Dale Gardner Veterans Memorial Bridge over the Mississippi River between Sabula and Savanna, Illinois. From Sabula, it heads north along the Mississippi towards Bellevue and Dubuque. At Dubuque, US 52 briefly shares an expressway with US 61 and US 151 before joining the Southwest Arterial, another expressway diverting traffic around the southern edge of Dubuque.
The Turkey River is a 153-mile-long (246 km) tributary of the upper Mississippi River. Its main branch rises in Howard County, Iowa, near the city of Cresco. The other counties it or its tributaries cover are Chickasaw, Winneshiek, Fayette, Clayton, Delaware, and Dubuque. Tributaries include the Little Turkey River and Crane Creek.
Clermont Township is one of twenty townships in Fayette County, Iowa, USA. As of the 2010 census, its population was 894.
Dover Township is one of twenty townships in Fayette County, Iowa, USA. As of the 2010 census, its population was 465.
Fremont Township is one of twenty townships in Fayette County, Iowa, USA. As of the 2010 census, its population was 560.
The Tri-Rivers Conference is a high school conference in eastern Iowa sponsoring athletic competition, as well as speech and music activities. Formed in 1967, the conference has enjoyed long-term stability while enduring periods of significant change over its 50-plus year history. With the return of Edgewood–Colesburg in 2017, all but one of the founding members were still conference members..
The North Iowa Cedar League (NICL) is a high school athletic conference made up of 15 high schools in north central and northeast Iowa. Most of the schools compete as 2A schools,. The conference's most recent expansions included: Columbus Catholic (2013), Sumner-Fredericksburg (2014), and Oelwein (2021). With the addition of Oelwein in the 2021 academic year, the conference will split into three divisions: East, Central, and West.
Sumner-Fredericksburg High School is a rural public high school located in Sumner, Iowa. It is one of four schools within the Sumner-Fredericksburg School District. It was a part of the Sumner Community School District until it consolidated with the Fredericksburg Community School District in 2014.
Valley Community School District was a school district headquartered in Elgin, Iowa. The district was located in sections of Fayette and Clayton counties, and served Elgin, Clermont, and Wadena.
