Donora is a very small borough located in the state of Pennsylvania. With a population of 4,500 people and two associated neighborhoods, Donora is the 333rd largest community in Pennsylvania. Donora has an unusually large stock of pre-World War II architecture, making it one of the older and more historic boroughs.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 7.60% of the workforce. While this number may seem small overall, as a fraction of the total workforce this is high compared to the rest of the county. These workers are often telecommuters who work in knowledge-based, white-collar professions. For example, Silicon Valley has large numbers of people who telecommute. Other at-home workers may be self-employed people who operate small businesses out of their homes.

The citizens of Donora are slightly less educated than the national average of 21.84% for the average city or town: 14.58% of adults in Donora have a bachelor's degree or advanced degree

The per capita income in Donora in 2022 was $27,878, which is low income relative to Pennsylvania, and lower middle income relative to the rest of the US. This equates to an annual income of $111,512 for a family of four. However, Donora contains both very wealthy and poor people as well. Donora also has one of the higher rates of people living in poverty in the nation, with 31.23% of its population below the federal poverty line.

Donora is a very ethnically-diverse borough. The people who call Donora home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Donora residents report their race to be White, followed by Black or African-American. Important ancestries of people in Donora include Italian, English, German, Slovak, and Welsh.

The most common language spoken in Donora is English. Other important languages spoken here include Serbo-Croatian and Italian.