About Mary

Mary Isaacson

Mary has been an activist in the 175th District her whole life. And she knows how to get things done in Harrisburg.

Who Mary Is

Mother / Activist / Dog Owner

Favorite Color


Dog's Name


Mary knows the 175th District.

Mary Isaacson and her husband Chris are living in the Northern Liberties section of Philadelphia where they are raising their two children, Sophia and Oscar, along with their dog Molly. Mary has been Chief of Staff to Representative Mike O’Brien for twelve years serving the people of the 175th district. She is also a member of Democratic State Committee for more than 8 years and a local democratic committee person for 14 years.

Prior to her public service years Mary was a coordinator of a zoning and land use practice at a law firm in Philadelphia. Mary’s education includes a BS in Political Science from State University of New York at Oneonta, a AS in Early Childhood Education from State University of New York at Farmingdale and certificate from Temple Real Estate Institute.

  • Mary knows the community
  • Mary knows the issues
  • Mary knows Harrisburg

Follow Mary

Get Involved!

There are lots of ways you can help Mary get elected, including hanging a campaign sign in your window, volunteering on election day, or helping us connect with voters on social media. Contact us now and let us know you're willing to help out!
Paid for by Friends of MaryLouise Isaacson
714 North 3rd Street | Philadelphia, PA 19123