Wilkins Township, Allegheny County, Pennsylvania

The Allegheny River is a 325-mile-long (523 km) headwater stream of the Ohio River in western Pennsylvania and New York. The Allegheny River runs from its headwaters just below the middle of Pennsylvania's northern border northwesterly into New York then in a zigzag southwesterly across the border and through Western Pennsylvania to join the Monongahela River at the Forks of the Ohio at Point State Park in Downtown Pittsburgh, Pennsylvania. The Allegheny River is, by volume, the main headstream of both the Ohio and Mississippi Rivers. Historically, the Allegheny was considered to be the upper Ohio River by both Native Americans and European settlers.

The Monongahela River, sometimes referred to locally as the Mon, is a 130-mile-long (210 km) river on the Allegheny Plateau in north-central West Virginia and Southwestern Pennsylvania. The river flows from the confluence of its west and east forks in north-central West Virginia northeasterly into southwestern Pennsylvania, then northerly to Pittsburgh and its confluence with the Allegheny River to form the Ohio River. The river includes a series of locks and dams that makes it navigable.

Pittsburgh is a city in the Commonwealth of Pennsylvania and the county seat of Allegheny County. It is the most populous city in both Allegheny County and Western Pennsylvania, the second-most populous city in Pennsylvania after Philadelphia, and the 68th-largest city in the U.S. with a population of 302,971 as of the 2020 census. The city anchors the Greater Pittsburgh metropolitan area of Western Pennsylvania; its population of 2.37 million is the largest in both the Ohio Valley and Appalachia, the second-largest in Pennsylvania, and the 27th-largest in the U.S. It is the principal city of the greater Pittsburgh–New Castle–Weirton combined statistical area that extends into Ohio and West Virginia.

Plum is a borough in Allegheny County, Pennsylvania, United States. The population was 27,144 at the 2020 census. A suburb of the Pittsburgh metropolitan area, it is located northeast of the city in what is commonly referred to as the East Hills suburbs.

Monroeville is a home rule municipality in Allegheny County, Pennsylvania, United States. It is a suburb with mixed residential and commercial developments located about 10 miles east of Pittsburgh. As of the 2020 census, Monroeville was home to 28,640 people.

The United States Census Bureau (USCB), officially the Bureau of the Census, is a principal agency of the U.S. Federal Statistical System, responsible for producing data about the American people and economy. The Census Bureau is part of the U.S. Department of Commerce and its director is appointed by the President of the United States.

Penn Hills is a township with home rule status in Allegheny County, Pennsylvania, United States. The population was 41,059 as of the 2020 census. A suburb of Pittsburgh, Penn Hills is the second-largest municipality in Allegheny County.

Interstate 376 (I-376) is a major auxiliary route of the Interstate Highway System in the US state of Pennsylvania, located within the Allegheny Plateau. It runs from I-80 near Sharon south and east to a junction with the Pennsylvania Turnpike in Monroeville, after having crossed the Pennsylvania Turnpike at an interchange in Big Beaver. The route serves Pittsburgh and its surrounding areas and is the main access road to Pittsburgh International Airport (PIT). Portions of the route are known as the Beaver Valley Expressway, Southern Expressway, and Airport Parkway. Within Allegheny County, the route runs along the majority of the Penn-Lincoln Parkway, known locally as Parkway West and Parkway East. It is currently the ninth-longest auxiliary Interstate route in the system and second only to I-476 within Pennsylvania.

Churchill is a borough in Allegheny County, Pennsylvania, United States. The population was 3,157 at the 2020 census. The town was named from the hilltop Beulah Presbyterian Church.

Pennsylvania Route 791 is a state highway located in Penn Hills in Allegheny County, Pennsylvania. It runs 2.10 miles (3.38 km) from U.S. Route 22 Business in Churchill to PA 380 in Penn Hills. The entire route is part of the Yellow Belt of the Allegheny County belt system. The route runs through a suburban area of Pittsburgh.

U.S. Route 22 is an east–west U.S. highway that stretches from Cincinnati, Ohio, in the west, to Newark, New Jersey, in the east. In Pennsylvania, the route runs for 338.20 miles (544.28 km) between the West Virginia state line in Washington County, where it is a freeway through the western suburbs of Pittsburgh, and then all the way to the Pennsylvania-New Jersey state line in the Lehigh Valley at Easton in the east.

The Union Railroad is a Class III switching railroad located in Allegheny County in Western Pennsylvania. The company is owned by Transtar, Inc., which is itself a subsidiary of Fortress Transportation and Infrastructure Investors, after being purchased from United States Steel in 1988. The railroad's primary customers are the three plants of the USS Mon Valley Works, the USS Edgar Thomson Steel Works, the USS Irvin Works and the USS Clairton Works.

Turtle Creek is a borough in Allegheny County, Pennsylvania, United States, 12 miles (19 km) southeast of Pittsburgh. The population was 5,114 at the 2020 census. George Westinghouse constructed a manufacturing plant nearby. Turtle Creek takes its name from a small stream that flows into the Monongahela River. Before white settlers arrived, there was a small village of Native Americans living there from the Turtle Clan of the Iroquois Nation.

East Pittsburgh is a borough in Allegheny County, Pennsylvania, United States, approximately 11 miles (18 km) southeast of the confluence of the Monongahela and the Allegheny rivers at Pittsburgh. The population in 1900 stood at 2,883, and in 1910, at 5,615. As of the 2020 census, the borough population was 1,927, having fallen from 6,079 in 1940. George Westinghouse erected large works there which supplied equipment to the great power plants at Niagara Falls and for the elevated and rapid-transit systems of New York. Nearby, the George Westinghouse Bridge over Turtle Creek is a prominent fixture in the area, which is very near the borough of Braddock.

North Braddock is a borough in Allegheny County, Pennsylvania, United States. North Braddock was organized from a part of Braddock Township in 1897. The borough prides itself in being the "Birth Place of Steel" as the home of Andrew Carnegie's Edgar Thomson Steel Works that opened in 1875. North Braddock is a suburb 11 miles (18 km) east of Pittsburgh with a 15-minute travel time to the city. The borough is located in the valley along the Monongahela River, and is made up of three jurisdictional voting wards.

Chalfant is a borough in Allegheny County, Pennsylvania, United States. The population was 748 at the 2020 census.

Forest Hills is a borough in Allegheny County, Pennsylvania, United States. The population was 6,429 at the 2020 census, as compared to 6,831 in 2000, and 7,335 in 1990.

The United States census of 1970, conducted by the Census Bureau, determined the resident population of the United States to be 203,392,031, an increase of 13.4 percent over the 179,323,175 persons enumerated during the 1960 census.

The United States census of 1980, conducted by the Census Bureau, determined the resident population of the United States to be 226,545,805, an increase of 11.4 percent over the 203,184,772 persons enumerated during the 1970 census. It was the first census in which a state—California—recorded a population of 20 million people, as well as the first in which all states recorded populations of over 400,000.

The United States census of 1990, conducted by the Census Bureau, was the first census to be directed by a woman, Barbara Everitt Bryant. It determined the resident population of the United States to be 248,709,873, an increase of 9.8 percent over the 226,545,805 persons enumerated during the 1980 census.

The United States census of 2000, conducted by the Census Bureau, determined the resident population of the United States on April 1, 2000, to be 281,421,906, an increase of 13.2 percent over the 248,709,873 people enumerated during the 1990 census. This was the twenty-second federal census and was at the time the largest civilly administered peacetime effort in the United States.

The United States census of 2010 was the twenty-third United States national census. National Census Day, the reference day used for the census, was April 1, 2010. The census was taken via mail-in citizen self-reporting, with enumerators serving to spot-check randomly selected neighborhoods and communities. As part of a drive to increase the count's accuracy, 635,000 temporary enumerators were hired. The population of the United States was counted as 308,745,538, a 9.7% increase from the 2000 census. This was the first census in which all states recorded a population of over half a million people as well as the first in which all 100 largest cities recorded populations of over 200,000.

A census is the procedure of systematically acquiring, recording and calculating population information about the members of a given population. This term is used mostly in connection with national population and housing censuses; other common censuses include censuses of agriculture, traditional culture, business, supplies, and traffic censuses. The United Nations (UN) defines the essential features of population and housing censuses as "individual enumeration, universality within a defined territory, simultaneity and defined periodicity", and recommends that population censuses be taken at least every ten years. UN recommendations also cover census topics to be collected, official definitions, classifications and other useful information to co-ordinate international practices.

Population density is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geographical term. In simple terms, population density refers to the number of people living in an area per square kilometre, or other unit of land area.

Hispanic and Latino Americans are Americans of Spanish and/or Latin American ancestry. More broadly, these demographics include all Americans who identify as Hispanic or Latino regardless of ancestry. As of 2020, the Census Bureau estimated that there were almost 65.3 million Hispanics and Latinos living in the United States and its territories.

Marriage, also called matrimony or wedlock, is a culturally and often legally recognized union between people called spouses. It establishes rights and obligations between them, as well as between them and their children, and between them and their in-laws. It is nearly a cultural universal, but the definition of marriage varies between cultures and religions, and over time. Typically, it is an institution in which interpersonal relationships, usually sexual, are acknowledged or sanctioned. In some cultures, marriage is recommended or considered to be compulsory before pursuing any sexual activity. A marriage ceremony is called a wedding.

Per capita income (PCI) or total income measures the average income earned per person in a given area in a specified year. It is calculated by dividing the area's total income by its total population.

The Republican Party, also referred to as the GOP, is one of the two major contemporary political parties in the United States. The GOP was founded in 1854 by anti-slavery activists who opposed the Kansas–Nebraska Act, which allowed for the potential expansion of chattel slavery into the western territories. It has been the main political rival of the Democratic Party since the mid-1850s. Like them, the Republican Party is a big tent of competing and often opposing ideologies. Presently, the Republican Party contains prominent conservative, centrist, populist, and right-libertarian factions.

The Democratic Party is one of two major contemporary political parties in the United States. Founded in 1828, it was predominantly built by Martin Van Buren, who assembled politicians in every state behind war hero Andrew Jackson, making it the world's oldest active political party. Its main political rival has been the Republican Party since the 1850s, with both parties being big tents of competing and often opposing viewpoints. Modern American liberalism — a variant of social liberalism — is the party's majority ideology. The party also has notable centrist, social democratic, and left-libertarian factions.

The 2020 United States presidential election in Pennsylvania was held on Tuesday, November 3, 2020, as part of the 2020 United States presidential election in which all 50 states plus the District of Columbia participated. Pennsylvania voters chose electors to represent them in the Electoral College via a popular vote, pitting the Republican Party's nominee, President Donald Trump, and running mate Vice President Mike Pence against Democratic Party nominee, former Vice President Joe Biden, and his running mate California Senator Kamala Harris. Pennsylvania has 20 electoral votes in the Electoral College.