| Evolución de la población desde 1900 hasta 2023 | |||
| Año | Hombres | Mujeres | Total |
| 2023 | 146.271 | 158.292 | 304.563 |
| 2022 | 146.112 | 158.111 | 304.223 |
| 2021 | 146.630 | 158.667 | 305.297 |
| 2020 | 147.337 | 159.488 | 306.825 |
| 2019 | 147.899 | 159.865 | 307.764 |
| 2018 | 148.852 | 160.438 | 309.290 |
| 2017 | 149.987 | 161.398 | 311.385 |
| 2016 | 151.484 | 162.992 | 314.476 |
| 2015 | 153.495 | 164.793 | 318.288 |
| 2014 | 155.177 | 166.295 | 321.472 |
| 2013 | 157.066 | 168.074 | 325.140 |
| 2012 | 158.517 | 169.670 | 328.188 |
| 2011 | 159.302 | 170.717 | 330.019 |
| 2010 | 159.842 | 171.807 | 331.649 |
| 2009 | 159.955 | 172.207 | 332.163 |
| 2008 | 160.080 | 172.728 | 332.808 |
| 2007 | 160.190 | 173.359 | 333.549 |
| 2006 | 160.419 | 173.708 | 334.127 |
| 2005 | 160.609 | 174.454 | 335.063 |
| 2004 | 160.909 | 175.109 | 336.018 |
| 2003 | 161.407 | 175.895 | 337.302 |
| 2002 | 161.762 | 176.403 | 338.166 |
| 2001 | 162.580 | 177.101 | 339.681 |
| 2000 | 163.497 | 177.878 | 341.375 |
| 1999 | 164.441 | 178.695 | 343.136 |
| 1998 | 165.416 | 179.453 | 344.868 |
| 1997 | 166.363 | 180.128 | 346.490 |
| 1996 | 167.241 | 180.866 | 348.107 |
| 1995 | 168.018 | 181.587 | 349.605 |
| 1994 | 168.721 | 182.084 | 350.804 |
| 1993 | 169.274 | 182.543 | 351.817 |
| 1992 | 169.873 | 182.959 | 352.832 |
| 1991 | 171.095 | 183.969 | 355.065 |
| 1990 | 175.520 | 188.124 | 363.645 |
| 1989 | 179.846 | 192.032 | 371.877 |
| 1988 | 184.047 | 195.901 | 379.948 |
| 1987 | 188.138 | 199.598 | 387.737 |
| 1986 | 192.326 | 203.335 | 395.661 |
| 1985 | 196.241 | 206.963 | 403.204 |
| 1984 | 199.936 | 210.502 | 410.439 |
| 1983 | 203.725 | 213.927 | 417.653 |
| 1982 | 207.272 | 217.335 | 424.607 |
| 1981 | 210.058 | 220.003 | 430.061 |
| 1980 | 210.458 | 220.222 | 430.681 |
| 1979 | 210.830 | 220.515 | 431.345 |
| 1978 | 211.204 | 220.959 | 432.162 |
| 1977 | 211.736 | 221.506 | 433.242 |
| 1976 | 212.322 | 221.980 | 434.302 |
| 1975 | 213.034 | 222.617 | 435.651 |
| 1974 | 213.549 | 223.178 | 436.727 |
| 1973 | 214.289 | 223.985 | 438.274 |
| 1972 | 214.812 | 224.741 | 439.553 |
| 1971 | 215.637 | 225.618 | 441.255 |
| 1970 | 0 | 0 | 413.733 |
| 1960 | 0 | 0 | 451.474 |
| 1950 | 0 | 0 | 467.903 |
| 1940 | 0 | 0 | 458.272 |
| 1930 | 0 | 0 | 426.043 |
| 1920 | 0 | 0 | 412.460 |
| 1910 | 0 | 0 | 411.560 |
| 1900 | 0 | 0 | 404.311 |
| Municipios de Orense 2023 | ||||
| Municipio | Habitantes | Variacion 2022 | Var. % | Densidad Hab/Km2 |
| Allariz | 6.378 | 30 | 0,47% | 74,19 |
| Amoeiro | 2.391 | 22 | 0,93% | 60,26 |
| A Arnoia | 1.002 | -13 | -1,28% | 48,42 |
| Avión | 1.754 | -16 | -0,90% | 14,48 |
| Baltar | 884 | -26 | -2,86% | 9,33 |
| Bande | 1.482 | 19 | 1,30% | 14,98 |
| Baños de Molgas | 1.535 | 46 | 3,09% | 22,69 |
| Barbadás | 11.140 | 79 | 0,71% | 368,44 |
| O Barco de Valdeorras | 13.277 | -73 | -0,55% | 155,42 |
| Beade | 364 | -8 | -2,15% | 56,89 |
| Beariz | 946 | -32 | -3,27% | 16,90 |
| Os Blancos | 716 | -16 | -2,19% | 15,05 |
| Boborás | 2.232 | 13 | 0,59% | 25,41 |
| A Bola | 1.069 | -19 | -1,75% | 30,63 |
| O Bolo | 806 | -18 | -2,18% | 8,84 |
| Calvos de Randín | 679 | 1 | 0,15% | 6,94 |
| Carballeda de Valdeorras | 1.373 | -36 | -2,56% | 6,17 |
| Carballeda de Avia | 1.218 | -1 | -0,08% | 26,27 |
| O Carballiño | 13.968 | 36 | 0,26% | 257,07 |
| Cartelle | 2.521 | -57 | -2,21% | 26,74 |
| Castrelo do Val | 989 | 20 | 2,06% | 8,10 |
| Castrelo de Miño | 1.337 | 22 | 1,67% | 33,64 |
| Castro Caldelas | 1.222 | 45 | 3,82% | 13,95 |
| Celanova | 5.709 | 90 | 1,60% | 84,82 |
| Cenlle | 1.087 | -32 | -2,86% | 37,44 |
| Coles | 3.176 | 38 | 1,21% | 83,33 |
| Cortegada | 1.032 | -4 | -0,39% | 38,38 |
| Cualedro | 1.606 | -21 | -1,29% | 13,64 |
| Chandrexa de Queixa | 493 | -2 | -0,40% | 2,87 |
| Entrimo | 1.098 | -20 | -1,79% | 12,99 |
| Esgos | 1.099 | -5 | -0,45% | 29,08 |
| Xinzo de Limia | 9.529 | -82 | -0,85% | 71,82 |
| Gomesende | 667 | -19 | -2,77% | 23,56 |
| A Gudiña | 1.180 | 0 | 0,00% | 6,88 |
| O Irixo | 1.391 | 25 | 1,83% | 11,49 |
| Xunqueira de Ambía | 1.368 | -20 | -1,44% | 22,72 |
| Xunqueira de Espadanedo | 689 | -34 | -4,70% | 24,92 |
| Larouco | 444 | 4 | 0,91% | 18,74 |
| Laza | 1.167 | -38 | -3,15% | 5,40 |
| Leiro | 1.481 | -41 | -2,69% | 38,71 |
| Lobeira | 768 | -6 | -0,78% | 11,15 |
| Lobios | 1.786 | 83 | 4,87% | 10,61 |
| Maceda | 2.878 | 25 | 0,88% | 28,24 |
| Manzaneda | 832 | 4 | 0,48% | 7,26 |
| Maside | 2.743 | -10 | -0,36% | 68,50 |
| Melón | 1.123 | -14 | -1,23% | 21,09 |
| A Merca | 1.954 | -12 | -0,61% | 38,32 |
| A Mezquita | 1.007 | 2 | 0,20% | 9,66 |
| Montederramo | 688 | -13 | -1,85% | 5,08 |
| Monterrei | 2.424 | -37 | -1,50% | 20,35 |
| Muíños | 1.439 | 15 | 1,05% | 13,13 |
| Nogueira de Ramuín | 2.085 | 4 | 0,19% | 21,21 |
| Oímbra | 1.730 | 0 | 0,00% | 24,20 |
| Ourense | 104.250 | 494 | 0,48% | 1.232,96 |
| Paderne de Allariz | 1.368 | -27 | -1,94% | 35,30 |
| Padrenda | 1.614 | -23 | -1,41% | 28,30 |
| Parada de Sil | 520 | -11 | -2,07% | 8,33 |
| O Pereiro de Aguiar | 6.647 | 38 | 0,57% | 109,16 |
| A Peroxa | 1.779 | -26 | -1,44% | 32,63 |
| Petín | 875 | -8 | -0,91% | 28,71 |
| Piñor | 1.151 | 5 | 0,44% | 21,84 |
| Porqueira | 841 | 6 | 0,72% | 19,38 |
| A Pobra de Trives | 1.977 | -42 | -2,08% | 23,48 |
| Pontedeva | 468 | -11 | -2,30% | 47,47 |
| Punxín | 751 | 7 | 0,94% | 43,97 |
| Quintela de Leirado | 607 | -19 | -3,04% | 19,42 |
| Rairiz de Veiga | 1.220 | 4 | 0,33% | 16,92 |
| Ramirás | 1.521 | 21 | 1,40% | 37,40 |
| Ribadavia | 4.973 | -30 | -0,60% | 197,68 |
| San Xoán de Río | 518 | 10 | 1,97% | 8,47 |
| Riós | 1.414 | -18 | -1,26% | 12,37 |
| A Rúa | 4.141 | -45 | -1,08% | 115,32 |
| Rubiá | 1.384 | 8 | 0,58% | 13,73 |
| San Amaro | 1.049 | 7 | 0,67% | 36,13 |
| San Cibrao das Viñas | 5.675 | 117 | 2,11% | 143,75 |
| San Cristovo de Cea | 2.003 | -39 | -1,91% | 21,21 |
| Sandiás | 1.134 | -36 | -3,08% | 21,46 |
| Sarreaus | 1.095 | -12 | -1,08% | 14,17 |
| Taboadela | 1.487 | 16 | 1,09% | 59,04 |
| A Teixeira | 342 | -3 | -0,87% | 12,37 |
| Toén | 2.378 | -10 | -0,42% | 40,80 |
| Trasmiras | 1.228 | -33 | -2,62% | 21,64 |
| A Veiga | 925 | 24 | 2,66% | 3,18 |
| Verea | 964 | 20 | 2,12% | 10,23 |
| Verín | 13.612 | -13 | -0,10% | 144,64 |
| Viana do Bolo | 2.750 | -31 | -1,11% | 10,17 |
| Vilamarín | 1.866 | 19 | 1,03% | 33,27 |
| Vilamartín de Valdeorras | 1.851 | 26 | 1,42% | 20,97 |
| Vilar de Barrio | 1.201 | -5 | -0,41% | 11,25 |
| Vilar de Santos | 792 | 0 | 0,00% | 38,25 |
| Vilardevós | 1.702 | -24 | -1,39% | 11,16 |
| Vilariño de Conso | 521 | 16 | 3,17% | 2,60 |