Compare countries
United States
346,707,885
Population nowvs
Northern Ireland
69,216,164
Population nowAs of 2026, United States has a population of about 346,707,885 while Northern Ireland has about 69,216,164 — a difference of 277,491,721 people. United States is growing faster (0.18% per year).
| United States | Metric | Northern Ireland |
|---|---|---|
| 0.18% | Growth rate / yr | 0.08% |
| 11.0 | Birth rate / 1,000 | 10.2 |
| 9.2 | Death rate / 1,000 | 9.4 |
| 37.0 | Density / km² | 133.0 |
| 49.4% | Male % | 49.2% |
| 99.0% | Literacy % | 99.0% |
| 23.0% | Smoking % | 15.4% |
| 77.1 | Life expectancy | 0 |