"age spread" is a correct and usable phrase in written English.
It refers to the range or difference in ages between two or more individuals. Example: The company values diversity and has hired employees from a wide age spread, ranging from 25 to 65 years old.
The age spread remains unclear, but those under 35 would be a minority.
I get quite an age spread and the older generation just did not get it.
Regardless, a classroom with an 18-month age spread will create social disparities.
Most of them were around Rocky's age, approaching 50 with middle age spread in the predictable places.
In Orion, the age spread went from 1.2 million years in the middle of the cluster to nearly 2 million years for the stars toward the edges.
It is a desperately hard thing to manage, which sometimes comes down to little more than luck with the age spread of the players involved.
Muller, R. D., Sdrolias, M., Gaina, C. & Roest, W. R. Age, spreading rates, and spreading asymmetry of the world's ocean crust.
You are in your early 40s; your semen volume and your sperm motility (movement) will be falling as middle age spreads around the girth.
The heated debate on the importance of stellar rotation and age spreads in massive star clusters has just become hotter by throwing stellar variability into the mix.
At Ricketts Glen, in Pennsylvania, a string of 22 named waterfalls that were created 20,000 years ago, at the time of the last glacial age, spreads out like a necklace along a seven-mile trail.
Analysis of extensive 2D and 3D seismic data reveals the presence of about sixty isolated carbonate build-ups (ICBs) of early mid Miocene age spreading over a wide area of the northwestern Bonaparte Basin.
