Simplify the following text for a Grade 7 native English-speaking person.
Original: The City of Vernon has a population of 35,944 ( 2006 ) , while its metropolitan region , Greater Vernon , has a population of 55,418 ( 2006 ) . With this population , Vernon is the largest city in the North Okanagan Regional District .
Simplified: The population of Vernon was 33,846 at the 2006 consensus .