Books like The Schwa Was Here
Neal Shusterman
The Schwa Was Here is 228 pages, about 4 hours 11 minutes at 250 words a minute.
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How long each takes
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Among the Hidden 2.9 h 
The Death Cure 6.6 h 
Tweak 6.5 h 
Nothing but the Truth 3.8 h 
Hold Still 5.0 h 
I Know What You Did Last Summer 3.7 h 
A Hat Full of Sky 6.4 h 
The Thief 4.1 h 
Crossed 6.8 h Bar height shows length. Estimated at 250 words a minute.