IIRC just this week the US Census released a median household income of $56,000k. Even traditionally poor-performing demographics are well above $40,000/year at median.
Most of my neighbors are "blue collar" entrepreneurs who started in trade jobs and eventually founded their own construction, electrical, or plumbing contracting companies. Most of them make way more money than software developers. Well into the six-figure scale.
My parents retired from teaching making roughly that both with masters degree plus max credits. Either that's a good wage or we grossly underpay our "overpaid" teachers.
Not arguing that we could consider it low, but providing more context.