Books like The Hidden Family
Charles Stross
The Hidden Family is 318 pages, about 5 hours 50 minutes at 250 words a minute.
8 books to read next
How long each takes
The Other Daughter 7.6 h 
That Boston Man 3.2 h 
Single & Single 7.1 h 
A Cup of Water Under My Bed 3.4 h 
Rise of a Merchant Prince 8.0 h 
狼と香辛料VI 4.2 h 
狼と香辛料II 5.4 h 
You Don't Have to Be Evil to Work Here but It Helps 6.5 h Bar height shows length. Estimated at 250 words a minute.