The average in 2019 was 44.1 hours.
In 2024, it’s 42.9 hours.
(note both figures are over the “typical” 40)
Why Americans Are Working Less [Gallup] – “The decline in hours worked is more pronounced among younger (those younger than 35) than older workers (those aged 35 and older). Between 2019 and 2024, older employees have seen an average reduction of just under one hour per person per week, while younger employees have reduced their hours by nearly two hours.”