Counties sending the most people to Grundy County, IA

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

#12. Dubuque County, Iowa
- Migration from Dubuque County, Iowa to Grundy County, Iowa: 11
- Migration to Dubuque County, Iowa in 2015-2019: 0
- Net migration: 11 to Grundy County, Iowa

#11. Maricopa County, Arizona
- Migration from Maricopa County, Arizona to Grundy County, Iowa: 13
- Migration to Maricopa County, Arizona in 2015-2019: 0
- Net migration: 13 to Grundy County, Iowa

#10. St. Charles County, Missouri
- Migration from St. Charles County, Missouri to Grundy County, Iowa: 14
- Migration to St. Charles County, Missouri in 2015-2019: 0
- Net migration: 14 to Grundy County, Iowa

#9. Hardin County, Iowa
- Migration from Hardin County, Iowa to Grundy County, Iowa: 14
- Migration to Hardin County, Iowa in 2015-2019: 8
- Net migration: 6 to Grundy County, Iowa

#8. Riverside County, California
- Migration from Riverside County, California to Grundy County, Iowa: 15
- Migration to Riverside County, California in 2015-2019: 0
- Net migration: 15 to Grundy County, Iowa

#7. Cook County, Illinois
- Migration from Cook County, Illinois to Grundy County, Iowa: 16
- Migration to Cook County, Illinois in 2015-2019: 11
- Net migration: 5 to Grundy County, Iowa

#6. Marshall County, Iowa
- Migration from Marshall County, Iowa to Grundy County, Iowa: 24
- Migration to Marshall County, Iowa in 2015-2019: 40
- Net migration: 16 to Marshall County, Iowa

#5. Pierce County, Washington
- Migration from Pierce County, Washington to Grundy County, Iowa: 26
- Migration to Pierce County, Washington in 2015-2019: 0
- Net migration: 26 to Grundy County, Iowa

#4. Butler County, Iowa
- Migration from Butler County, Iowa to Grundy County, Iowa: 69
- Migration to Butler County, Iowa in 2015-2019: 32
- Net migration: 37 to Grundy County, Iowa

#3. Dallas County, Iowa
- Migration from Dallas County, Iowa to Grundy County, Iowa: 79
- Migration to Dallas County, Iowa in 2015-2019: 0
- Net migration: 79 to Grundy County, Iowa

#2. Tama County, Iowa
- Migration from Tama County, Iowa to Grundy County, Iowa: 119
- Migration to Tama County, Iowa in 2015-2019: 26
- Net migration: 93 to Grundy County, Iowa

#1. Black Hawk County, Iowa
- Migration from Black Hawk County, Iowa to Grundy County, Iowa: 239
- Migration to Black Hawk County, Iowa in 2015-2019: 316
- Net migration: 77 to Black Hawk County, Iowa