Midway is a borough that is located in Washington County, Pennsylvania, United States. The population was 921 at the time of the 2020 census.

The community gained its name from being the midpoint, or "mid-way" stop along the railroad between Pittsburgh, Pennsylvania and Steubenville, Ohio.

Midway is located at 40°22′5″N 80°17′33″W / 40.36806°N 80.29250°W / 40.36806; -80.29250 (40.368154, -80.292409).

According to the United States Census Bureau, the borough has a total area of 0.4 square miles (1.0 km), all land.

Midway has two borders: with the townships of Robinson to the north, east and west, and Smith to the south.

Historical population

Census	Pop.	Note	%±
1880	581		—
1910	941		—
1920	886		−5.8%
1930	951		7.3%
1940	988		3.9%
1950	993		0.5%
1960	1,012		1.9%
1970	1,188		17.4%
1980	1,187		−0.1%
1990	1,043		−12.1%
2000	982		−5.8%
2010	913		−7.0%
2020	921		0.9%
2021 (est.)	916		−0.5%
Sources:

As of the census of 2000, there were 982 people, 411 households, and 295 families living in the borough.

The population density was 2,225.0 people per square mile (859.1 people/km). There were 431 housing units at an average density of 976.6 per square mile (377.1/km).

The racial makeup of the borough was 98.88% White, 0.51% African American, 0.20% Asian, and 0.41% from two or more races. Hispanic or Latino of any race were 0.61% of the population.

There were 411 households, out of which 28.0% had children under the age of eighteen living with them; 56.0% were married couples living together, 12.7% had a female householder with no husband present, and 28.0% were non-families. 25.3% of all households were made up of individuals, and 12.4% had someone living alone who was sixty-five years of age or older.

The average household size was 2.39 and the average family size was 2.85.

Within the borough, the population was spread out, with 20.5% of residents who were under the age of eighteen, 7.3% who were aged eighteen to twenty-four, 28.0% who were aged twenty-five to forty-four, 26.6% who were aged forty-five to sixty-four, and 17.6% who were sixty-five years of age or older. The median age was forty-one years.

For every one hundred females, there were 89.9 males. For every 100 females who were aged eighteen or older, there were 88.6 males.

The median income for a household in the borough was $36,078, and the median income for a family was $41,458. Males had a median income of $33,958 compared with that of $22,404 for females.

The per capita income for the borough was $17,783.

Approximately 5.5% of families and 8.1% of the population were living below the poverty line, including 13.4% of those who were under the age of eighteen and 7.2% of those who were aged sixty-five or older.

• Ralph Felton, former NFL player for the Washington Redskins
• Dick Haley, former NFL football player and Player Personnel Director of the Pittsburgh Steelers and NY Jets