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Component Change History |
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Apr 1950 |
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- | | St. Clair County, IL included as original component of St. Louis, MO-IL SMA |
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Apr 1973 |
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- | | Clinton County, IL added to St. Louis, MO-IL SMSA |
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Jun 1983 |
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- | | New PMSA: East St. Louis-Belleville, IL PMSA in St. Louis-East St. Louis-Alton, MO-IL CMSA |
- | | Clinton County, IL included as original PMSA component, transferred from St. Louis, MO-IL SMSA |
- | | St. Clair County, IL included as original PMSA component, transferred from St. Louis, MO-IL SMSA |
- | | Belleville, IL designated as original central city of new PMSA |
- | | East St. Louis, IL designated as original central city of new PMSA |
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Oct 1984 |
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- | | East St. Louis-Belleville, IL PMSA in St. Louis-East St. Louis-Alton, MO-IL CMSA abolished (The East St. Louis-Belleville, IL PMSA in the St. Louis-East St. Louis-Alton, MO-IL CMSA was abolished and became part of the St. Louis, MO-IL MSA.) |
- | | Clinton County, IL transferred to St. Louis, MO-IL MSA |
- | | St. Clair County, IL transferred to St. Louis, MO-IL MSA |
- | | Belleville, IL transferred to St. Louis, MO-IL MSA, designated as central city of MSA |
- | | East St. Louis, IL transferred to St. Louis, MO-IL MSA, designated as central city of MSA |
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Jun 2003 |
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- | | Belleville, IL no longer designated as principal/central city of St. Louis, MO-IL MSA |
- | | East St. Louis, IL no longer designated as principal/central city of St. Louis, MO-IL MSA |
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