Under 5 (count) by County
How many fall into this group (under 5), out of total population.
See Under 5 (count) on the interactive map →
Highest counties
| County | Under 5 (count) |
| Los Angeles County, California | 501,022 |
| Harris County, Texas | 330,675 |
| Cook County, Illinois | 280,520 |
| Maricopa County, Arizona | 256,368 |
| San Diego County, California | 183,613 |
| Dallas County, Texas | 179,339 |
| Kings County, New York | 170,013 |
| Orange County, California | 165,190 |
| Miami-Dade County, Florida | 148,834 |
| Riverside County, California | 144,366 |
| San Bernardino County, California | 139,323 |
| Tarrant County, Texas | 138,610 |
Lowest counties
| County | Under 5 (count) |
| Terrell County, Texas | 0 |
| Loving County, Texas | 0 |
| Kenedy County, Texas | 0 |
| Issaquena County, Mississippi | 0 |
| Kalawao County, Hawaii | 0 |
| Sierra County, California | 0 |
| Thomas County, Nebraska | 6 |
| McPherson County, Nebraska | 12 |
| Petroleum County, Montana | 13 |
| Harding County, New Mexico | 14 |
| Slope County, North Dakota | 15 |
| King County, Texas | 16 |
Counted among: Total population