12
Jacksonville[9]
Florida
880,619
821,784
+7.16%
747.4 sq mi
1,935.8 km2
1,178/sq mi
455/km2
30.3369°N 81.6616°W
13
San Francisco[10]
California
870,887
805,235
+8.15%
46.9 sq mi
121.5 km2
18,569/sq mi
7,170/km2
37.7272°N 123.0322°W
14
Columbus
Ohio
860,090
787,033
+9.28%
218.5 sq mi
565.9 km2
3,936/sq mi
1,520/km2
39.9852°N 82.9848°W
15
Indianapolis[11]
Indiana
855,164
820,445
+4.23%
361.5 sq mi
936.3 km2
2,366/sq mi
914/km2
39.7767°N 86.1459°W
16
Fort Worth
Texas
854,113
741,206
+15.23%
342.9 sq mi
888.1 km2
2,491/sq mi
962/km2
32.7815°N
My copying and pasting from Wikipedia's Census-based population columns leaves a lot to be desired. The point here is that, if Fort Worth maintains it's "15.23%" growth rate, compared to the 7-9% range of San Francisco and the other cities just below Austin, Fort Worth will become No. 12.