Johnstown is a medium-sized city located in the state of Pennsylvania. With a population of 18,091 people and 21 associated neighborhoods, Johnstown is the 48th largest community in Pennsylvania. Much of the housing stock in Johnstown was built prior to World War II, making it one of the older and more historic cities in the country.

One interesting thing about the economy is that relatively large numbers of people worked from their home: 8.66% 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.

For a small city, Johnstown has a lot of people who use public transit to get to work, and those that do mostly ride the bus. This suggests that a real need for low-cost transportation in Johnstown exists, and local transit is helping to meet that need.

The percentage of adults in Johnstown with college degrees is slightly lower than the national average of 21.84% for all communities. 13.78% of adults in Johnstown have a bachelor's degree or advanced degree.

The per capita income in Johnstown in 2022 was $21,488, which is low income relative to Pennsylvania and the nation. This equates to an annual income of $85,952 for a family of four. However, Johnstown contains both very wealthy and poor people as well. Johnstown also has one of the higher rates of people living in poverty in the nation, with 32.88% of its population below the federal poverty line.

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

The most common language spoken in Johnstown is English. Other important languages spoken here include Spanish and Slavic languages.