Real Estate Agent Johnstown ColoradoLocated to the East of I-25 and to the Southeast of Loveland the small town of Johnstown is home to approximately 15,000 people. A mix of new development and older homes means there is likely something in this community for you to like. It is a quiet place with a quaint downtown, and small home town atmosphere. Johnstown is a great location for commuters, and has more affordable housing then other areas of Northern Colorado.