Who moves to Antioch, and where they go

Every year the IRS counts how many people move between counties, based on the addresses on their tax returns. Here is what that shows for Contra Costa County, CA, home of Antioch, between the 2022 and 2023 tax years.

Moved in
42,594from other US counties
Moved out
47,604to other US counties
Net
−5,010more departures than arrivals
From abroad
388tax filers and dependents only

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Where newcomers come from

CountyPeople
Alameda County, CA (Oakland)12,831
San Francisco County, CA (San Francisco)3,554
Santa Clara County, CA (San Jose)3,245
San Mateo County, CA (San Mateo)2,428
Solano County, CA (Vallejo)2,147
San Joaquin County, CA (Stockton)1,366
Los Angeles County, CA (Los Angeles)1,306
Sacramento County, CA (Sacramento)1,066
Marin County, CA575
San Diego County, CA (San Diego)570
Orange County, CA (Anaheim)473
Harris County, TX (Houston)383

Where people go when they leave

CountyPeople
Alameda County, CA (Oakland)7,605
Solano County, CA (Vallejo)3,871
San Francisco County, CA (San Francisco)2,309
Sacramento County, CA (Sacramento)1,960
San Joaquin County, CA (Stockton)1,931
Santa Clara County, CA (San Jose)1,540
Los Angeles County, CA (Los Angeles)1,396
San Mateo County, CA (San Mateo)1,317
San Diego County, CA (San Diego)934
Placer County, CA (Roseville)818
Maricopa County, AZ (Phoenix)683
Harris County, TX (Houston)676

Most moves are short hops within the same metro area. 33,565 of the newcomers came from elsewhere in California and 9,029 from other states. Here are the long-distance moves only, more than 100 miles:

Long-distance newcomers come from

CountyPeople
Los Angeles County, CA (Los Angeles)1,306
San Diego County, CA (San Diego)570
Orange County, CA (Anaheim)473
Harris County, TX (Houston)383
Clark County, NV (Las Vegas)347
King County, WA (Seattle)312
Maricopa County, AZ (Phoenix)309
Fresno County, CA (Fresno)274

Long-distance movers go to

CountyPeople
Los Angeles County, CA (Los Angeles)1,396
San Diego County, CA (San Diego)934
Placer County, CA (Roseville)818
Maricopa County, AZ (Phoenix)683
Harris County, TX (Houston)676
Orange County, CA (Anaheim)655
Clark County, NV (Las Vegas)624
King County, WA (Seattle)467

Frequently asked questions

Where do people moving to Antioch come from?

Most people moving into Contra Costa County, CA come from nearby counties, led by Alameda County, CA (12,831 people). The biggest source more than 100 miles away is Los Angeles County, CA.

Where do people leaving Antioch move to?

The top destination is Alameda County, CA (7,605 people). Farther away, the most popular is Los Angeles County, CA.

Are more people moving to Antioch or leaving?

Between the 2022 and 2023 tax years, 42,594 people moved into Contra Costa County, CA from elsewhere in the US and 47,604 moved out, a net loss of 5,010 (IRS data, not counting moves from abroad).

Thinking about the move yourself? Compare Antioch with any city it trades people with, like Antioch vs Los Angeles, Antioch vs San Diego, Antioch vs Anaheim, Antioch vs Houston.

Source: IRS Statistics of Income, county-to-county migration data for filing years 2022 to 2023, the latest available. Counts are people (the number of personal exemptions, which the IRS uses to approximate individuals): tax filers plus dependents whose address moved to a different county between the two filing years. People who do not file returns are not counted, and the IRS hides very small flows to protect privacy. Figures are for the whole county, not just the city of Antioch.