This table turns the Census Bureau's population clock rates into yearly and daily totals. The anchor is the Census estimate for January 1, 2025.
The US gains about 1 person every 21 seconds: 1 birth every 9.0 seconds, 1 death every 9.4 seconds and 1 net international migrant every 23.2 seconds.
| Measure | Seconds per event | Per year | Per day |
|---|---|---|---|
| Births | 9.0 | 3,506,400 | 9,600 |
| Deaths | 9.4 | 3,357,191 | 9,191 |
| Net international migration | 23.2 | 1,360,241 | 3,724 |
| Net population gain | 20.9 | 1,509,450 | 4,133 |
| US population, Jan 1 2025 (estimate) | 341,145,670 | ||
| Projected population, Jan 1 2026 (Dayblip calculation) | 342,655,120 |
Dayblip, "US Population Growth Data", October 2026, dayblip.com/data/us-population. The CSV is free to use with this credit.
Methodology: Event intervals come from the Census population clock. Yearly totals multiply the per-second rate by 365.25 days. The January 1, 2026 row adds one year of net gain to the January 1, 2025 estimate, so it is a projection and will differ from the official figure.
Last updated: October 2026
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