65 years old
In The Westing Game, Sam Westing is 65 years old at the time of the main narrative.

Who is Barney Northrup in the Westing Game?

Barney Northrup is a mysterious figure who sells all of the apartments in Sunset Towers to the various heirs. After this, he is rarely seen by any of the tenants. Barney Northrup is also not a real person.(Sam Westing) Julian R. Eastman runs Westing Paper Products in Mr. Westing’s absence.

How old was Sandy mcsouthers in the Westing Game?

Alexander “Sandy” McSouthers was a 65-year-old doorman but is also Sam Westing, Barney Northup, Julian R. Eastman, Windy Windkloppel (as discovered at the end of the story) in Sunset Towers.

Who are the three clients of Barney Northrup?

Turtle says the only person she kicked today was Barney Northrup. (full context) Chapter 26…confesses that he is a private investigator in disguise—his three clients are Sam Westing, Barney Northrup, and Judge Ford. Westing hired him twenty years ago to take care of Crow—and make… (full context)

Why does Barney Northrup wear a wig and dentures?

Barney Northrup wears a disguise—a bad wig and buck-toothed dentures—in order to throw the Westing heirs off his trail. Northrup is unkind and business-oriented above all else. He is the most minor of Westing’s aliases.

Barney Northrup is a mysterious figure who sells all of the apartments in Sunset Towers to the various heirs. After this, he is rarely seen by any of the tenants. Barney Northrup is also not a real person.(Sam Westing) Julian R. Eastman runs Westing Paper Products in Mr. Westing’s absence.

Turtle says the only person she kicked today was Barney Northrup. (full context) Chapter 26…confesses that he is a private investigator in disguise—his three clients are Sam Westing, Barney Northrup, and Judge Ford. Westing hired him twenty years ago to take care of Crow—and make… (full context)

Alexander “Sandy” McSouthers was a 65-year-old doorman but is also Sam Westing, Barney Northup, Julian R. Eastman, Windy Windkloppel (as discovered at the end of the story) in Sunset Towers.

Barney Northrup wears a disguise—a bad wig and buck-toothed dentures—in order to throw the Westing heirs off his trail. Northrup is unkind and business-oriented above all else. He is the most minor of Westing’s aliases.