One thing that attracted me to the field of Community Psychology was the profound asset orientation, looking at the strengths and assets of people and their communities.
Traditional clinical psychology has historically focused on people's deficits and was oriented toward problems.
In the past decade, however, the field of Positive Psychology has emerged within the traditional field of clinical Psychology.
So now there are multiple questionnaires made available for free from the Authentic Happiness Project out of the University of Pennsylvania to assess different levels of happiness.
If you've got a free minutes you might want to try them out!