Costa Rica population rate of natural increase (RNI) 1950 to 2100
| Year | Rate of Natural Increase | Population |
|---|---|---|
| 1985 | 2.761 | 2,644,306 |
| 1990 | 2.303 | 3,023,272 |
| 1995 | 1.89 | 3,444,735 |
| 2000 | 1.599 | 3,882,582 |
| 2005 | 1.284 | 4,208,692 |
| 2010 | 1.228 | 4,515,673 |
| 2015 | 1.134 | 4,812,345 |
| 2020 | 0.996 | 5,096,857 |
| 2024 | 0.876 | 5,307,687 |
| 2025 | 0.845 | 5,357,562 |
| 2026 | 0.813 | 5,406,170 |
| 2030 | 0.695 | 5,587,779 |
| 2035 | 0.558 | 5,785,418 |
| 2040 | 0.438 | 5,951,190 |
| 2045 | 0.325 | 6,085,892 |
| 2050 | 0.212 | 6,188,395 |
| 2055 | 0.115 | 6,259,193 |
| 2060 | 0.023 | 6,300,532 |
| 2065 | -0.063 | 6,314,086 |
| 2070 | -0.142 | 6,301,682 |
| 2075 | -0.215 | 6,265,415 |
| 2080 | -0.275 | 6,208,576 |
| 2085 | -0.315 | 6,136,997 |
| 2090 | -0.332 | 6,057,884 |
| 2095 | -0.341 | 5,976,486 |
| 2100 | -0.352 | 5,893,750 |
Data from US Census International Database