Johnstown is a medium-sized town located in the state of Colorado. With a population of 18,636 people and three associated neighborhoods, Johnstown is the 35th largest community in Colorado. Johnstown has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Johnstown, where the median household income is $120,395.00.

Housing costs in Johnstown are among some of the highest in the nation, although real estate prices here don't compare to real estate prices in the most expensive communities in Colorado.

Also of interest is that Johnstown has more people living here who work in computers and math than 95% of the places in the US.

Telecommuters are a relatively large percentage of the workforce: 13.98% of people work from home. While this number may seem small overall, as a fraction of the total workforce it is high relative to the nation. 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.

As is often the case in a small town, Johnstown doesn't have a public transportation system that people use for their commute.

The education level of Johnstown citizens is very high relative to the national average among all cities (21.84%): 37.92% of adults in Johnstown have a bachelor's degree or even advanced degree.

The per capita income in Johnstown in 2022 was $47,480, which is upper middle income relative to Colorado, and wealthy relative to the rest of the US. This equates to an annual income of $189,920 for a family of four. However, Johnstown contains both very wealthy and poor people as well.

Johnstown is a very ethnically-diverse town. 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 Asian. Johnstown also has a sizeable Hispanic population (people of Hispanic origin can be of any race). People of Hispanic or Latino origin account for 15.76% of the town’s residents. Important ancestries of people in Johnstown include German, English, Irish, Swedish, and Polish.

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