Distribution of MIDDLEBROOKs 1750-1850 (IGI)
View this map in county fill form.
Each red dot represents a place where one or more birth, baptism or marriage events took place.
The 849 events are spread across 19 English counties. However 68% of these are in Yorkshire (most in the West Riding) and Lincolnshire.
The adjacent counties of Lancashire, Norfolk, Nottingham & Staffordshire account for 144 events (17%). London/Middlesex has 67 (8%).