Counties sending the most people to Pima County, AZ

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

#20. Santa Clara County, California
- Migration from Santa Clara County, California to Pima County, Arizona: 393
- Migration to Santa Clara County, California in 2015-2019: 209
- Net migration: 184 to Pima County, Arizona

#19. Cook County, Illinois
- Migration from Cook County, Illinois to Pima County, Arizona: 397
- Migration to Cook County, Illinois in 2015-2019: 251
- Net migration: 146 to Pima County, Arizona

#18. Navajo County, Arizona
- Migration from Navajo County, Arizona to Pima County, Arizona: 401
- Migration to Navajo County, Arizona in 2015-2019: 531
- Net migration: 130 to Navajo County, Arizona

#17. Graham County, Arizona
- Migration from Graham County, Arizona to Pima County, Arizona: 487
- Migration to Graham County, Arizona in 2015-2019: 258
- Net migration: 229 to Pima County, Arizona

#16. Alameda County, California
- Migration from Alameda County, California to Pima County, Arizona: 502
- Migration to Alameda County, California in 2015-2019: 115
- Net migration: 387 to Pima County, Arizona

#15. Yavapai County, Arizona
- Migration from Yavapai County, Arizona to Pima County, Arizona: 535
- Migration to Yavapai County, Arizona in 2015-2019: 580
- Net migration: 45 to Yavapai County, Arizona

#14. Clark County, Nevada
- Migration from Clark County, Nevada to Pima County, Arizona: 650
- Migration to Clark County, Nevada in 2015-2019: 806
- Net migration: 156 to Clark County, Nevada

#13. Denver County, Colorado
- Migration from Denver County, Colorado to Pima County, Arizona: 654
- Migration to Denver County, Colorado in 2015-2019: 196
- Net migration: 458 to Pima County, Arizona

#12. Coconino County, Arizona
- Migration from Coconino County, Arizona to Pima County, Arizona: 693
- Migration to Coconino County, Arizona in 2015-2019: 877
- Net migration: 184 to Coconino County, Arizona

#11. Riverside County, California
- Migration from Riverside County, California to Pima County, Arizona: 708
- Migration to Riverside County, California in 2015-2019: 58
- Net migration: 650 to Pima County, Arizona

#10. King County, Washington
- Migration from King County, Washington to Pima County, Arizona: 756
- Migration to King County, Washington in 2015-2019: 674
- Net migration: 82 to Pima County, Arizona

#9. Santa Cruz County, Arizona
- Migration from Santa Cruz County, Arizona to Pima County, Arizona: 797
- Migration to Santa Cruz County, Arizona in 2015-2019: 626
- Net migration: 171 to Pima County, Arizona

#8. Orange County, California
- Migration from Orange County, California to Pima County, Arizona: 860
- Migration to Orange County, California in 2015-2019: 317
- Net migration: 543 to Pima County, Arizona

#7. Yuma County, Arizona
- Migration from Yuma County, Arizona to Pima County, Arizona: 890
- Migration to Yuma County, Arizona in 2015-2019: 502
- Net migration: 388 to Pima County, Arizona

#6. Mohave County, Arizona
- Migration from Mohave County, Arizona to Pima County, Arizona: 1,012
- Migration to Mohave County, Arizona in 2015-2019: 155
- Net migration: 857 to Pima County, Arizona

#5. Los Angeles County, California
- Migration from Los Angeles County, California to Pima County, Arizona: 1,459
- Migration to Los Angeles County, California in 2015-2019: 712
- Net migration: 747 to Pima County, Arizona

#4. San Diego County, California
- Migration from San Diego County, California to Pima County, Arizona: 1,603
- Migration to San Diego County, California in 2015-2019: 1,063
- Net migration: 540 to Pima County, Arizona

#3. Pinal County, Arizona
- Migration from Pinal County, Arizona to Pima County, Arizona: 2,030
- Migration to Pinal County, Arizona in 2015-2019: 4,544
- Net migration: 2,514 to Pinal County, Arizona

#2. Cochise County, Arizona
- Migration from Cochise County, Arizona to Pima County, Arizona: 2,107
- Migration to Cochise County, Arizona in 2015-2019: 936
- Net migration: 1,171 to Pima County, Arizona

#1. Maricopa County, Arizona
- Migration from Maricopa County, Arizona to Pima County, Arizona: 9,161
- Migration to Maricopa County, Arizona in 2015-2019: 7,057
- Net migration: 2,104 to Pima County, Arizona