Dudeștii Noi Development of Population Development of Population

| year_ | total | German | Romanian | Hungarian | other | of_which_Romanies_Gypsies |
|---|---|---|---|---|---|---|
| 1880 | 2743 | 2662 | 12 | 6 | 63 | 0 |
| 1900 | 2857 | 2677 | 78 | 50 | 52 | 0 |
| 1910 | 2541 | 2355 | 14 | 37 | 135 | 0 |
| 1920 | 2456 | 2291 | 0 | 19 | 146 | 0 |
| 1930 | 2400 | 2233 | 14 | 14 | 149 | 141 |
| 1941 | 2309 | 2108 | 36 | 20 | 145 | 140 |
| 1956 | 2559 | unknown | unknown | unknown | unknown | unknown |
| 1966 | 2672 | 1277 | 1360 | 24 | 19 | 2 |
| 1977 | 2658 | 1177 | 1359 | 39 | 143 | 133 |
| 1992 | 2265 | 93 | 1964 | 32 | 143 | 141 |
| 2006 | 2414 | > 10 | unknown | unknown | unknown | > 200 families |
| 2007 | 2469 | unknown | unknown | unknown | unknown | unknown |
| 2008 | 2501 | unknown | unknown | unknown | unknown | unknown |
| 2009 | 2819 | unknown | unknown | unknown | unknown | unknown |