Government Shutdown 2025 Monthly Data Status: September data are now available via IPUMS. October data were not collected. November data collection was extended and release of these data by the Census Bureau will be delayed.
Codes and Frequencies
Description
Metropolitan status - 1977-2025
Unicon Corporation made the following notes about this variable:
With the introduction of new geographic codes in May 2004, the concept of CMSA has been replaced by CBSA. In 1986 SMSA becomes MSA/PMSA.
Universe
- All household records.
Availability
| Years | Jan | Feb | ASEC | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1977 – 2025 | - | - | X | - | - | - | - | - | - | - | - | - |
