Where people in Contra Costa County, CA are moving to most

To learn more about migration patterns in the U.S., Stacker compiled a list of where people in Contra Costa County, California are moving to the most using data from the U.S. Census Bureau. Counties and county equivalents are ranked by the estimated number of people who moved to the county from Contra Costa County, CA between 2015 and 2019. Ties were broken by gross migration.

#30. Ada County, Idaho
- Migration to Ada County, Idaho in 2015-2019: 318
- Migration from Ada County, Idaho to Contra Costa County, California: 19
- Net migration: 299 to Ada County, Idaho

#29. Cook County, Illinois
- Migration to Cook County, Illinois in 2015-2019: 355
- Migration from Cook County, Illinois to Contra Costa County, California: 300
- Net migration: 55 to Cook County, Illinois

#28. Kern County, California
- Migration to Kern County, California in 2015-2019: 394
- Migration from Kern County, California to Contra Costa County, California: 21
- Net migration: 373 to Kern County, California

#27. Tarrant County, Texas
- Migration to Tarrant County, Texas in 2015-2019: 395
- Migration from Tarrant County, Texas to Contra Costa County, California: 15
- Net migration: 380 to Tarrant County, Texas

#26. Riverside County, California
- Migration to Riverside County, California in 2015-2019: 398
- Migration from Riverside County, California to Contra Costa County, California: 296
- Net migration: 102 to Riverside County, California

#25. Santa Barbara County, California
- Migration to Santa Barbara County, California in 2015-2019: 439
- Migration from Santa Barbara County, California to Contra Costa County, California: 268
- Net migration: 171 to Santa Barbara County, California

#24. San Luis Obispo County, California
- Migration to San Luis Obispo County, California in 2015-2019: 446
- Migration from San Luis Obispo County, California to Contra Costa County, California: 213
- Net migration: 233 to San Luis Obispo County, California

#23. Washoe County, Nevada
- Migration to Washoe County, Nevada in 2015-2019: 477
- Migration from Washoe County, Nevada to Contra Costa County, California: 139
- Net migration: 338 to Washoe County, Nevada

#22. Harris County, Texas
- Migration to Harris County, Texas in 2015-2019: 497
- Migration from Harris County, Texas to Contra Costa County, California: 207
- Net migration: 290 to Harris County, Texas

#21. Marin County, California
- Migration to Marin County, California in 2015-2019: 525
- Migration from Marin County, California to Contra Costa County, California: 734
- Net migration: 209 to Contra Costa County, California

#20. Sonoma County, California
- Migration to Sonoma County, California in 2015-2019: 540
- Migration from Sonoma County, California to Contra Costa County, California: 677
- Net migration: 137 to Contra Costa County, California

#19. Santa Cruz County, California
- Migration to Santa Cruz County, California in 2015-2019: 565
- Migration from Santa Cruz County, California to Contra Costa County, California: 440
- Net migration: 125 to Santa Cruz County, California

#18. Placer County, California
- Migration to Placer County, California in 2015-2019: 572
- Migration from Placer County, California to Contra Costa County, California: 403
- Net migration: 169 to Placer County, California

#17. Clark County, Nevada
- Migration to Clark County, Nevada in 2015-2019: 680
- Migration from Clark County, Nevada to Contra Costa County, California: 421
- Net migration: 259 to Clark County, Nevada

#16. Orange County, California
- Migration to Orange County, California in 2015-2019: 686
- Migration from Orange County, California to Contra Costa County, California: 744
- Net migration: 58 to Contra Costa County, California

#15. Yolo County, California
- Migration to Yolo County, California in 2015-2019: 704
- Migration from Yolo County, California to Contra Costa County, California: 368
- Net migration: 336 to Yolo County, California

#14. King County, Washington
- Migration to King County, Washington in 2015-2019: 720
- Migration from King County, Washington to Contra Costa County, California: 247
- Net migration: 473 to King County, Washington

#13. Fresno County, California
- Migration to Fresno County, California in 2015-2019: 814
- Migration from Fresno County, California to Contra Costa County, California: 426
- Net migration: 388 to Fresno County, California

#12. Maricopa County, Arizona
- Migration to Maricopa County, Arizona in 2015-2019: 962
- Migration from Maricopa County, Arizona to Contra Costa County, California: 493
- Net migration: 469 to Maricopa County, Arizona

#11. Butte County, California
- Migration to Butte County, California in 2015-2019: 988
- Migration from Butte County, California to Contra Costa County, California: 1,336
- Net migration: 348 to Contra Costa County, California

#10. El Dorado County, California
- Migration to El Dorado County, California in 2015-2019: 995
- Migration from El Dorado County, California to Contra Costa County, California: 39
- Net migration: 956 to El Dorado County, California

#9. San Diego County, California
- Migration to San Diego County, California in 2015-2019: 1,174
- Migration from San Diego County, California to Contra Costa County, California: 738
- Net migration: 436 to San Diego County, California

#8. San Mateo County, California
- Migration to San Mateo County, California in 2015-2019: 1,614
- Migration from San Mateo County, California to Contra Costa County, California: 3,067
- Net migration: 1,453 to Contra Costa County, California

#7. Santa Clara County, California
- Migration to Santa Clara County, California in 2015-2019: 1,762
- Migration from Santa Clara County, California to Contra Costa County, California: 3,448
- Net migration: 1,686 to Contra Costa County, California

#6. San Francisco County, California
- Migration to San Francisco County, California in 2015-2019: 1,908
- Migration from San Francisco County, California to Contra Costa County, California: 5,483
- Net migration: 3,575 to Contra Costa County, California

#5. San Joaquin County, California
- Migration to San Joaquin County, California in 2015-2019: 2,171
- Migration from San Joaquin County, California to Contra Costa County, California: 747
- Net migration: 1,424 to San Joaquin County, California

#4. Los Angeles County, California
- Migration to Los Angeles County, California in 2015-2019: 2,205
- Migration from Los Angeles County, California to Contra Costa County, California: 2,273
- Net migration: 68 to Contra Costa County, California

#3. Sacramento County, California
- Migration to Sacramento County, California in 2015-2019: 2,478
- Migration from Sacramento County, California to Contra Costa County, California: 1,301
- Net migration: 1,177 to Sacramento County, California

#2. Solano County, California
- Migration to Solano County, California in 2015-2019: 4,409
- Migration from Solano County, California to Contra Costa County, California: 2,435
- Net migration: 1,974 to Solano County, California

#1. Alameda County, California
- Migration to Alameda County, California in 2015-2019: 8,761
- Migration from Alameda County, California to Contra Costa County, California: 18,007
- Net migration: 9,246 to Contra Costa County, California