A homeowner in Pittsburgh thought they were doing the responsible thing: get a fresh property boundary survey, know exactly what you own, and move forward with peace of mind. Instead, the paperwork delivered the kind of surprise that can make your stomach drop—part of the neighbor’s house addition appears to sit on her land.
In the original post, she explained that this wasn’t some noisy new build that popped up overnight. The structure is an “existing home addition,” and her best guess is that it’s been there 40 to 50 years. It likely predates her ownership, and may even predate the neighbor’s current ownership, though the neighbor’s house has been in the same family for generations.
The survey didn’t just find a line—it found a building
Most people order a boundary survey expecting small discoveries: a fence that’s a little off, a shed that’s too close to the line, maybe a neighbor’s landscaping that drifted over time. This was different. A survey showing an actual portion of a home addition on your parcel isn’t a “move the fence six inches” kind of problem.
And because it’s a permanent structure, it can quietly affect everything tied to a property—future selling, refinancing, home equity loans, and even the basic question of where one homeowner’s maintenance responsibility ends and the other’s begins…