Counties sending the most people to Mercer County, NJ

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

#20. Philadelphia County, Pennsylvania
- Migration from Philadelphia County, Pennsylvania to Mercer County, New Jersey: 263
- Migration to Philadelphia County, Pennsylvania in 2015-2019: 665
- Net migration: 402 to Philadelphia County, Pennsylvania

#19. Queens County, New York
- Migration from Queens County, New York to Mercer County, New Jersey: 277
- Migration to Queens County, New York in 2015-2019: 128
- Net migration: 149 to Mercer County, New Jersey

#18. Westchester County, New York
- Migration from Westchester County, New York to Mercer County, New Jersey: 324
- Migration to Westchester County, New York in 2015-2019: 52
- Net migration: 272 to Mercer County, New Jersey

#17. Bronx County, New York
- Migration from Bronx County, New York to Mercer County, New Jersey: 350
- Migration to Bronx County, New York in 2015-2019: 24
- Net migration: 326 to Mercer County, New Jersey

#16. Atlantic County, New Jersey
- Migration from Atlantic County, New Jersey to Mercer County, New Jersey: 352
- Migration to Atlantic County, New Jersey in 2015-2019: 353
- Net migration: 1 to Atlantic County, New Jersey

#15. Morris County, New Jersey
- Migration from Morris County, New Jersey to Mercer County, New Jersey: 380
- Migration to Morris County, New Jersey in 2015-2019: 139
- Net migration: 241 to Mercer County, New Jersey

#14. New York County, New York
- Migration from New York County, New York to Mercer County, New Jersey: 465
- Migration to New York County, New York in 2015-2019: 642
- Net migration: 177 to New York County, New York

#13. Hunterdon County, New Jersey
- Migration from Hunterdon County, New Jersey to Mercer County, New Jersey: 475
- Migration to Hunterdon County, New Jersey in 2015-2019: 662
- Net migration: 187 to Hunterdon County, New Jersey

#12. Camden County, New Jersey
- Migration from Camden County, New Jersey to Mercer County, New Jersey: 477
- Migration to Camden County, New Jersey in 2015-2019: 416
- Net migration: 61 to Mercer County, New Jersey

#11. Cumberland County, New Jersey
- Migration from Cumberland County, New Jersey to Mercer County, New Jersey: 495
- Migration to Cumberland County, New Jersey in 2015-2019: 337
- Net migration: 158 to Mercer County, New Jersey

#10. Bucks County, Pennsylvania
- Migration from Bucks County, Pennsylvania to Mercer County, New Jersey: 596
- Migration to Bucks County, Pennsylvania in 2015-2019: 1,725
- Net migration: 1,129 to Bucks County, Pennsylvania

#9. Ocean County, New Jersey
- Migration from Ocean County, New Jersey to Mercer County, New Jersey: 662
- Migration to Ocean County, New Jersey in 2015-2019: 520
- Net migration: 142 to Mercer County, New Jersey

#8. Monmouth County, New Jersey
- Migration from Monmouth County, New Jersey to Mercer County, New Jersey: 764
- Migration to Monmouth County, New Jersey in 2015-2019: 1,258
- Net migration: 494 to Monmouth County, New Jersey

#7. Essex County, New Jersey
- Migration from Essex County, New Jersey to Mercer County, New Jersey: 822
- Migration to Essex County, New Jersey in 2015-2019: 325
- Net migration: 497 to Mercer County, New Jersey

#6. Union County, New Jersey
- Migration from Union County, New Jersey to Mercer County, New Jersey: 825
- Migration to Union County, New Jersey in 2015-2019: 147
- Net migration: 678 to Mercer County, New Jersey

#5. Bergen County, New Jersey
- Migration from Bergen County, New Jersey to Mercer County, New Jersey: 854
- Migration to Bergen County, New Jersey in 2015-2019: 130
- Net migration: 724 to Mercer County, New Jersey

#4. Somerset County, New Jersey
- Migration from Somerset County, New Jersey to Mercer County, New Jersey: 1,015
- Migration to Somerset County, New Jersey in 2015-2019: 481
- Net migration: 534 to Mercer County, New Jersey

#3. Hudson County, New Jersey
- Migration from Hudson County, New Jersey to Mercer County, New Jersey: 1,453
- Migration to Hudson County, New Jersey in 2015-2019: 228
- Net migration: 1,225 to Mercer County, New Jersey

#2. Burlington County, New Jersey
- Migration from Burlington County, New Jersey to Mercer County, New Jersey: 1,756
- Migration to Burlington County, New Jersey in 2015-2019: 1,848
- Net migration: 92 to Burlington County, New Jersey

#1. Middlesex County, New Jersey
- Migration from Middlesex County, New Jersey to Mercer County, New Jersey: 3,572
- Migration to Middlesex County, New Jersey in 2015-2019: 2,386
- Net migration: 1,186 to Mercer County, New Jersey