| Country or Area | Year | Area | Sex | National and/or ethnic group | Record Type | Reliability | Source Year | Value | |
|---|
| Croatia | 2021 | Total | Both Sexes | Total | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,871,833 |
| Croatia | 2021 | Total | Both Sexes | Albanian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 13,817 |
| Croatia | 2021 | Total | Both Sexes | Austrian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 365 |
| Croatia | 2021 | Total | Both Sexes | Bulgarian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 262 |
| Croatia | 2021 | Total | Both Sexes | Croatian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,547,614 |
| Croatia | 2021 | Total | Both Sexes | Czech | Census - de jure - complete tabulation | Final figure, complete | 2024 | 7,862 |
| Croatia | 2021 | Total | Both Sexes | German | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,034 |
| Croatia | 2021 | Total | Both Sexes | Greek | Census - de jure - complete tabulation | Final figure, complete | 2024 | 115 |
| Croatia | 2021 | Total | Both Sexes | Hungarian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 10,315 |
| Croatia | 2021 | Total | Both Sexes | Italian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 13,763 |
| Croatia | 2021 | Total | Both Sexes | Jewish | Census - de jure - complete tabulation | Final figure, complete | 2024 | 410 |
| Croatia | 2021 | Total | Both Sexes | Macedonian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,555 |
| Croatia | 2021 | Total | Both Sexes | Montenegrian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,127 |
| Croatia | 2021 | Total | Both Sexes | Polish | Census - de jure - complete tabulation | Final figure, complete | 2024 | 657 |
| Croatia | 2021 | Total | Both Sexes | Romanian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 337 |
| Croatia | 2021 | Total | Both Sexes | Russian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 1,481 |
| Croatia | 2021 | Total | Both Sexes | Ruthenian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 1,343 |
| Croatia | 2021 | Total | Both Sexes | Serbian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 123,892 |
| Croatia | 2021 | Total | Both Sexes | Slovak | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,688 |
| Croatia | 2021 | Total | Both Sexes | Slovenian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 7,729 |
| Croatia | 2021 | Total | Both Sexes | Turkish | Census - de jure - complete tabulation | Final figure, complete | 2024 | 404 |
| Croatia | 2021 | Total | Both Sexes | Ukrainian | Census - de jure - complete tabulation | Final figure, complete | 2024 | 1,905 |
| Croatia | 2021 | Total | Both Sexes | Valachis | Census - de jure - complete tabulation | Final figure, complete | 2024 | 22 |
| Croatia | 2021 | Total | Both Sexes | Yugoslav | Census - de jure - complete tabulation | Final figure, complete | 2024 | 942 |
| Croatia | 2021 | Total | Both Sexes | Other | Census - de jure - complete tabulation | Final figure, complete | 2024 | 12,139 |
| Croatia | 2021 | Total | Both Sexes | Bosniac | Census - de jure - complete tabulation | Final figure, complete | 2024 | 24,131 |
| Croatia | 2021 | Total | Both Sexes | Undeclared | Census - de jure - complete tabulation | Final figure, complete | 2024 | 22,388 |
| Croatia | 2021 | Total | Both Sexes | Regional Affiliation | Census - de jure - complete tabulation | Final figure, complete | 2024 | 12,712 |
| Croatia | 2021 | Total | Both Sexes | Roma | Census - de jure - complete tabulation | Final figure, complete | 2024 | 17,980 |
| Croatia | 2021 | Total | Both Sexes | Not specified | Census - de jure - complete tabulation | Final figure, complete | 2024 | 3,108 |
| Croatia | 2021 | Total | Both Sexes | Not applicable | Census - de jure - complete tabulation | Final figure, complete | 2024 | 5,874 |
| Croatia | 2021 | Total | Both Sexes | Unknown | Census - de jure - complete tabulation | Final figure, complete | 2024 | 26,862 |