Counties sending the most people to St. Clair County, IL

Stacker compiled a list of counties sending the most people to St. Clair County, Illinois using data from the U.S. Census Bureau. Counties and county equivalents are ranked by the estimated number of people who moved to St. Clair County, IL from the county between 2015 and 2019. Ties were broken by gross migration.

#20. Okaloosa County, Florida
- Migration from Okaloosa County, Florida to St. Clair County, Illinois: 140
- Migration to Okaloosa County, Florida in 2015-2019: 48
- Net migration: 92 to St. Clair County, Illinois

#19. Clark County, Nevada
- Migration from Clark County, Nevada to St. Clair County, Illinois: 142
- Migration to Clark County, Nevada in 2015-2019: 123
- Net migration: 19 to St. Clair County, Illinois

#18. Cape Girardeau County, Missouri
- Migration from Cape Girardeau County, Missouri to St. Clair County, Illinois: 152
- Migration to Cape Girardeau County, Missouri in 2015-2019: 60
- Net migration: 92 to St. Clair County, Illinois

#17. Sarpy County, Nebraska
- Migration from Sarpy County, Nebraska to St. Clair County, Illinois: 159
- Migration to Sarpy County, Nebraska in 2015-2019: 18
- Net migration: 141 to St. Clair County, Illinois

#16. Lancaster County, Nebraska
- Migration from Lancaster County, Nebraska to St. Clair County, Illinois: 161
- Migration to Lancaster County, Nebraska in 2015-2019: 51
- Net migration: 110 to St. Clair County, Illinois

#15. Duval County, Florida
- Migration from Duval County, Florida to St. Clair County, Illinois: 169
- Migration to Duval County, Florida in 2015-2019: 0
- Net migration: 169 to St. Clair County, Illinois

#14. Pima County, Arizona
- Migration from Pima County, Arizona to St. Clair County, Illinois: 176
- Migration to Pima County, Arizona in 2015-2019: 21
- Net migration: 155 to St. Clair County, Illinois

#13. Calvert County, Maryland
- Migration from Calvert County, Maryland to St. Clair County, Illinois: 177
- Migration to Calvert County, Maryland in 2015-2019: 9
- Net migration: 168 to St. Clair County, Illinois

#12. Peoria County, Illinois
- Migration from Peoria County, Illinois to St. Clair County, Illinois: 258
- Migration to Peoria County, Illinois in 2015-2019: 8
- Net migration: 250 to St. Clair County, Illinois

#11. Monroe County, Illinois
- Migration from Monroe County, Illinois to St. Clair County, Illinois: 281
- Migration to Monroe County, Illinois in 2015-2019: 315
- Net migration: 34 to Monroe County, Illinois

#10. Clinton County, Illinois
- Migration from Clinton County, Illinois to St. Clair County, Illinois: 290
- Migration to Clinton County, Illinois in 2015-2019: 243
- Net migration: 47 to St. Clair County, Illinois

#9. Los Angeles County, California
- Migration from Los Angeles County, California to St. Clair County, Illinois: 292
- Migration to Los Angeles County, California in 2015-2019: 0
- Net migration: 292 to St. Clair County, Illinois

#8. Shelby County, Tennessee
- Migration from Shelby County, Tennessee to St. Clair County, Illinois: 297
- Migration to Shelby County, Tennessee in 2015-2019: 278
- Net migration: 19 to St. Clair County, Illinois

#7. Virginia Beach city, Virginia
- Migration from Virginia Beach city, Virginia to St. Clair County, Illinois: 307
- Migration to Virginia Beach city, Virginia in 2015-2019: 0
- Net migration: 307 to St. Clair County, Illinois

#6. Rock Island County, Illinois
- Migration from Rock Island County, Illinois to St. Clair County, Illinois: 315
- Migration to Rock Island County, Illinois in 2015-2019: 0
- Net migration: 315 to St. Clair County, Illinois

#5. Montgomery County, Alabama
- Migration from Montgomery County, Alabama to St. Clair County, Illinois: 340
- Migration to Montgomery County, Alabama in 2015-2019: 0
- Net migration: 340 to St. Clair County, Illinois

#4. Cook County, Illinois
- Migration from Cook County, Illinois to St. Clair County, Illinois: 397
- Migration to Cook County, Illinois in 2015-2019: 302
- Net migration: 95 to St. Clair County, Illinois

#3. St. Louis city, Missouri
- Migration from St. Louis city, Missouri to St. Clair County, Illinois: 548
- Migration to St. Louis city, Missouri in 2015-2019: 967
- Net migration: 419 to St. Louis city, Missouri

#2. St. Louis County, Missouri
- Migration from St. Louis County, Missouri to St. Clair County, Illinois: 971
- Migration to St. Louis County, Missouri in 2015-2019: 2,016
- Net migration: 1,045 to St. Louis County, Missouri

#1. Madison County, Illinois
- Migration from Madison County, Illinois to St. Clair County, Illinois: 2,649
- Migration to Madison County, Illinois in 2015-2019: 3,061
- Net migration: 412 to Madison County, Illinois