Population count: The Census Bureau reports Los Angeles is now the nation's second-largest city, while San Diego and Dallas join the ranks of cities with more than a million residents.

Here are populations for the 20 largest cities in the United States. The 1990 figures were released this week by the Census Bureau.

City 1980 1990 Pct Chg.

1. New York 7,071,639 7,322,564 3.6%

2. Los Angeles 2,968,528 3,485,398 17.4%

3. Chicago 3,005,072 2,783,726 -7.4%

4. Houston 1,617,966 1,630,553 0.8%

5. Philadelphia 1,688,210 1,585,577 -6.1%

6. San Diego 875,538 1,110,549 26.8%

7. Detroit 1,203,369 1,027,974 -14.6%

8. Dallas 905,751 1,006,877 11.2%

9. Phoenix 790,183 983,403 24.4%

10. San Antonio 813,118 935,933 15.1%

11. San Jose 640,225 782,248 22.2%

12. Indianapolis 700,974 741,952 5.8%

13. Baltimore 786,741 736,014 -6.4%

14. San Francisco 678,974 723,959 6.6%

15. Jacksonville 540,920 672,971 24.4%

16. Columbus 565,021 632,910 12.0%

17. Milwaukee 636,296 628,088 -1.3%

18. Memphis 646,170 610,337 -5.5%

19. Washington 638,432 606,900 -4.9%

20. Boston 562,994 574,283 2.0%