County

1994

2000

2005

2010

2015

2020

Imperial
 

138,400

149,000

172,000

207,000

241,000

280,000

Los Angeles
 

9,231,600

9,818,200

10,329,500

10,868,900

11,513,400

12,249,100

Orange
 

2,595,300

2,859,200

3,005,800

3,105,300

3,165,400

3,244,600

Riverside
 

1,376,900

1,687,800

1,976,900

2,265,300

2,531,700

2,816,000

San Bernardino
 

1,772,500

2,005,400

2,239,600

2,512,700

2,830,100

Ventura
 

709,900

712,700

744,900

804,300

861,600

932,300

SCGA
 

15,610,700

16,999,000

18,234,000

19,491,000

20,826,000

22,352,000