abutter

plural abutters

1. One who, or that which, abuts, specifically, the owner of a contiguous estate.First known use First attested in the late 17ᵗʰ century.

   the abutters on a street or a river

   2 more examples

   But said corporation shall not acquire title to any land, nor enter upon any street, until all damages to the owners of land and abutters on any part of a street occupied, or to be occupied, by its structure have been paid or secured[…]

   1886, American Society of Mechanical Engineers, ASME transactions, volume 7

   2015 April 23, James Kinsella writing in The Enterprise, Heritage Hearing Boils Over Residents continually brought up the aerial park, which had been quickly approved by the committee a year earlier after Heritage failed to notify abutters about the proposal. And Mr. Collins continually banged his gavel to cut them off.