The Stage House Inn is located at the intersection of Park Avenue and Front Street in the township of Scotch Plains in Union County, New Jersey, United States.

The inn was built in 1737 and was added to the National Register of Historic Places on April 15, 1982, for its significance in architecture, commerce and politics/government.

[4] It was a primary meeting place for troop messengers and officers during the Revolutionary War; in fact, General Lafayette is known to have stopped at the inn while General George Washington was nearby.

[4] When President Abraham Lincoln called additional troops to defend the Union during the American Civil War, rallies were held in the Stage House Inn.

[4] The building is currently used as a part of the "Stage House Tavern," a restaurant and bar opened in 2003.