As of 2016 , it had a population of 1,263,617 , making it the 45th largest MSA in the country .
The OMB defines the area as comprising thirteen counties , including the principal cities of Richmond , Petersburg , Hopewell , and Colonial Heights .
As of 2016 , OMB had a population of 1,263,617 , making OMB the 45th largest MSA in the country .
The OMB defines the area as comprising thirteen counties , including the principal cities of Richmond , Petersburg , Hopewell , and Colonial Heights .