There are many factors to consider when you are looking for the right journal to publish in. A good first step is to consider if your funder or institution have any policies around public access. Most federal agencies in the US have policies that require federally funded research to be made available to the public. This can be in an institutional repository, an open access journal, or in some cases, both. Resources to locate these policies as well as links to NIH and NSF's policies can be found below.
Some tools to find journals appropriate to your intended publication are listed below: