River Run is a private community of 132 homes within the planned master community of Piney Orchard located in Odenton, Maryland. We as residents of River Run at Piney Orchard are committed to providing a safe and happy environment in which to live. Consider this as your place to communicate with others in your neighborhood about anything, within reason of course. This is your neighborhood water cooler. In order to maintain the integrity of this site's content a membership is required. What happens in our community should not concern those who are not residents. To become a member, please submit your last name and street address to verify against our records. Once verified, you will be notified of your ability to participate in this site.