One of the biggest challenges in getting public acceptance of transit enhancements is making the case that it will benefit the entire public, not just the users. In the era of economic challenges, it is even more important to make the economic case for transit. Construction of transit systems are very large regional investments that have significant economic impact. This study confirms that the some projects are large enough so that they have an observable impact on personal income in a region. Transit spending and changes in personal income were compared in the top two dozen U.S. Combined Statistical Areas. During and after the projects there was a trend for income to rise.