The threshold to be considered a 'metropolitan statistical area,' or MSA, will no longer be doubled. Instead 'modest revisions' will be made.
The new MSA definition will not touch the 50,000 threshold but will make other adjustments to the definition.
Further details at
2020 Standards for Delineating Core Based Statistical Areas
This Notice announces the adoption of 2020 Standards for Delineating Core Based Statistical Areas by the Office of Management and Budget (OMB). The 2020 standards, which reflect modest revisions to the 2010 Standards for Delineating Metropolitan and Micropolitan Statistical Areas, supersede the...