How does marriage equality impact real estate?

a young same sex couple celebrate getting the keys to their new house . They are standing in their garden in front of a semi detached house holding the keys.

It has been a bit more than two years since Jim Obergefell, a former Coldwell Banker West Shell agent in Cincinnati who has since moved to Washington, D.C., won his landmark Supreme Court case, Obergefell v. Hodges, that made marriage equality the law of the land.