| Total | Vascófonos | Bilingües de origen | Neo-vascófonos | Neo-vascófonos parciales | Parcialmente castellanizados | Totalmente castellanizados | Castellanófonos | |
| C.A. de Euskadi | 2.016.257 | 355.008 | 66.991 | 333.641 | 311.167 | 38.524 | 13.109 | 897.817 |
| Territorios Históricos | ||||||||
| Araba/Álava | 289.526 | 9.422 | 5.473 | 57.353 | 49.332 | 2.187 | 890 | 164.869 |
| Bizkaia | 1.079.458 | 125.479 | 29.869 | 182.880 | 178.424 | 17.781 | 6.343 | 538.682 |
| Gipuzkoa | 647.273 | 220.107 | 31.649 | 93.408 | 83.411 | 18.556 | 5.876 | 194.266 |
| Comarcas | ||||||||
| Arabako Ibarrak / Valles Alaveses | 5.266 | 74 | 49 | 807 | 736 | 20 | 13 | 3.567 |
| Arabako Lautada / Llanada Alavesa | 231.115 | 6.521 | 4.252 | 46.087 | 39.844 | 1.616 | 636 | 132.159 |
| Arabako Mendialdea / Montaña Alavesa | 3.038 | 50 | 31 | 463 | 371 | 10 | 5 | 2.108 |
| Arratia Nerbioi / Arratia-Nervión | 21.128 | 7.538 | 1.288 | 2.899 | 2.535 | 678 | 222 | 5.968 |
| Bidasoa Beherea / Bajo Bidasoa | 71.587 | 13.868 | 3.316 | 12.685 | 10.201 | 1.603 | 576 | 29.338 |
| Bilbo Handia / Gran Bilbao | 825.398 | 35.549 | 18.375 | 147.429 | 145.720 | 10.514 | 3.969 | 463.842 |
| Deba Beherea / Bajo Deba | 51.096 | 21.228 | 2.774 | 6.329 | 5.409 | 1.717 | 494 | 13.145 |
| Deba Garaia / Alto Deba | 57.769 | 26.961 | 2.841 | 7.387 | 5.676 | 1.497 | 408 | 12.999 |
| Donostialdea / Donostia-San Sebastián | 298.862 | 66.576 | 15.099 | 48.462 | 47.263 | 9.146 | 2.901 | 109.415 |
| Durangaldea / Duranguesado | 89.085 | 26.241 | 4.305 | 13.028 | 12.559 | 2.787 | 808 | 29.357 |
| Enkartazioak / Encartaciones | 28.980 | 399 | 335 | 5.074 | 4.813 | 133 | 61 | 18.165 |
| Errioxa Arabarra / Rioja Alavesa | 10.615 | 225 | 134 | 1.995 | 1.382 | 37 | 16 | 6.826 |
| Gernika-Bermeo | 42.731 | 24.989 | 2.193 | 4.197 | 3.893 | 1.558 | 541 | 5.360 |
| Goierri | 60.640 | 25.464 | 3.218 | 8.230 | 6.182 | 1.489 | 500 | 15.557 |
| Gorbeia Inguruak / Estribac. del Gorbea | 7.492 | 1.435 | 260 | 1.348 | 1.168 | 140 | 52 | 3.089 |
| Kantauri Arabarra / Cantábrica Alavesa | 32.000 | 1.117 | 747 | 6.653 | 5.831 | 364 | 168 | 17.120 |
| Markina-Ondarroa | 24.790 | 18.136 | 865 | 1.869 | 1.413 | 546 | 204 | 1.757 |
| Plentzia-Mungia | 47.346 | 12.627 | 2.508 | 8.384 | 7.491 | 1.565 | 538 | 14.233 |
| Tolosaldea / Tolosa | 42.488 | 23.950 | 1.970 | 4.232 | 3.998 | 1.563 | 425 | 6.350 |
| Urola-Kostaldea / Urola Costa | 64.831 | 42.060 | 2.431 | 6.083 | 4.682 | 1.541 | 572 | 7.462 |
| Municipios | ||||||||
| Abadiño | 6.708 | 2.193 | 279 | 966 | 933 | 183 | 65 | 2.089 |
| Abaltzisketa | 278 | 253 | 2 | 5 | 4 | 10 | - | 4 |
| Abanto y Ciérvana-Abanto Zierbena | 8.988 | 120 | 146 | 1.726 | 1.608 | 41 | 18 | 5.329 |
| Aduna | 344 | 263 | 8 | 16 | 19 | 10 | 2 | 26 |
| Aia | 1.688 | 1.419 | 21 | 84 | 65 | 30 | 17 | 52 |
| Aizarnazabal | 592 | 441 | 10 | 55 | 29 | 19 | 7 | 31 |
| Ajangiz | 411 | 328 | 13 | 26 | 22 | 12 | 8 | 2 |
| Albiztur | 272 | 230 | 4 | 11 | 8 | 5 | 2 | 12 |
| Alegia | 1.555 | 1.062 | 64 | 142 | 129 | 31 | 18 | 109 |
| Alegría-Dulantzi | 2.053 | 63 | 55 | 448 | 424 | 23 | 6 | 1.034 |
| Alkiza | 284 | 224 | 5 | 18 | 14 | 8 | 1 | 14 |
| Alonsotegi | 2.670 | 60 | 46 | 461 | 477 | 21 | 11 | 1.594 |
| Altzaga | 139 | 106 | 5 | 7 | 7 | 4 | - | 10 |
| Altzo | 342 | 268 | 12 | 19 | 19 | 8 | 3 | 13 |
| Amezketa | 875 | 778 | 17 | 36 | 12 | 14 | 10 | 8 |
| Amorebieta-Etxano | 16.205 | 5.756 | 894 | 2.105 | 2.221 | 568 | 181 | 4.480 |
| Amoroto | 379 | 328 | 5 | 16 | 9 | 13 | 2 | 6 |
| Amurrio | 9.395 | 267 | 177 | 2.105 | 1.583 | 86 | 39 | 5.138 |
| Andoain | 13.330 | 4.440 | 463 | 1.835 | 1.774 | 328 | 98 | 4.392 |
| Anoeta | 1.648 | 907 | 83 | 178 | 159 | 52 | 12 | 257 |
| Antzuola | 1.965 | 1.153 | 104 | 217 | 130 | 36 | 20 | 305 |
| Añana | 176 | 3 | 3 | 22 | 19 | 1 | - | 128 |
| Arakaldo | 88 | 26 | 2 | 11 | 10 | 11 | 3 | 25 |
| Arama | 169 | 130 | 6 | 9 | 6 | 5 | 3 | 10 |
| Aramaio | 1.437 | 1.031 | 68 | 100 | 79 | 47 | 12 | 100 |
| Arantzazu | 283 | 205 | 3 | 28 | 16 | 6 | - | 25 |
| Areatza | 1.002 | 455 | 45 | 93 | 112 | 80 | 15 | 202 |
| Aretxabaleta | 6.117 | 2.703 | 338 | 825 | 656 | 120 | 44 | 1.431 |
| Armiñón | 151 | 1 | - | 12 | 19 | - | - | 119 |
| Arraia-Maeztu | 678 | 6 | 5 | 117 | 95 | 2 | - | 453 |
| Arrankudiaga | 812 | 308 | 24 | 123 | 102 | 45 | 5 | 205 |
| Arrasate/Mondragón | 20.853 | 7.289 | 1.118 | 3.076 | 2.374 | 619 | 138 | 6.239 |
| Arratzu | 334 | 278 | 7 | 21 | 11 | 13 | 2 | 2 |
| Arrazua-Ubarrundia | 851 | 36 | 36 | 148 | 135 | 7 | 2 | 487 |
| Arrieta | 518 | 324 | 22 | 59 | 50 | 9 | 5 | 49 |
| Arrigorriaga | 11.404 | 651 | 479 | 2.449 | 1.957 | 211 | 87 | 5.570 |
| Artea | 642 | 426 | 30 | 51 | 54 | 14 | 6 | 61 |
| Artzentales | 659 | 29 | 6 | 81 | 92 | 3 | 3 | 445 |
| Artziniega | 1.588 | 25 | 33 | 341 | 300 | 8 | 3 | 878 |
| Asparrena | 1.492 | 69 | 32 | 340 | 220 | 19 | 3 | 809 |
| Asteasu | 1.299 | 921 | 42 | 95 | 83 | 26 | 6 | 126 |
| Astigarraga | 3.921 | 1.643 | 178 | 523 | 600 | 128 | 40 | 809 |
| Ataun | 1.481 | 1.243 | 23 | 77 | 41 | 28 | 8 | 61 |
| Atxondo | 1.364 | 682 | 50 | 180 | 107 | 21 | 10 | 314 |
| Aulesti | 633 | 567 | 6 | 26 | 11 | 10 | 2 | 11 |
| Ayala/Aiara | 2.478 | 52 | 34 | 585 | 482 | 12 | 2 | 1.311 |
| Azkoitia | 10.060 | 6.608 | 299 | 966 | 697 | 169 | 68 | 1.253 |
| Azpeitia | 12.930 | 10.005 | 308 | 820 | 589 | 231 | 103 | 874 |
| Bakio | 2.051 | 774 | 109 | 308 | 227 | 74 | 19 | 540 |
| Baliarrain | 82 | 73 | 1 | 3 | 2 | 2 | - | 1 |
| Balmaseda | 6.720 | 57 | 76 | 1.170 | 1.064 | 29 | 9 | 4.315 |
| Baños de Ebro/Mañueta | 338 | 1 | 11 | 53 | 43 | 1 | - | 229 |
| Barakaldo | 92.070 | 904 | 839 | 14.890 | 15.950 | 383 | 168 | 58.936 |
| Barrika | 1.314 | 231 | 93 | 250 | 202 | 56 | 16 | 466 |
| Barrundia | 762 | 35 | 16 | 147 | 111 | 3 | 1 | 449 |
| Basauri | 41.322 | 1.583 | 845 | 7.199 | 7.235 | 611 | 206 | 23.643 |
| Beasain | 11.940 | 4.219 | 662 | 1.995 | 1.367 | 292 | 96 | 3.309 |
| Bedia | 914 | 388 | 45 | 97 | 124 | 21 | 9 | 230 |
| Beizama | 164 | 137 | 4 | 10 | 6 | 2 | 2 | 3 |
| Belauntza | 279 | 195 | 7 | 22 | 22 | 7 | 2 | 24 |
| Berango | 5.778 | 601 | 268 | 1.144 | 1.149 | 170 | 71 | 2.375 |
| Berantevilla | 454 | 7 | 2 | 57 | 65 | 1 | 2 | 320 |
| Berastegi | 907 | 768 | 20 | 31 | 31 | 22 | 11 | 24 |
| Bergara | 13.909 | 7.099 | 727 | 1.681 | 1.353 | 348 | 99 | 2.602 |
| Bermeo | 15.913 | 9.470 | 926 | 1.451 | 1.483 | 612 | 199 | 1.772 |
| Bernedo | 555 | 10 | 6 | 71 | 54 | - | 1 | 413 |
| Berriatua | 1.150 | 859 | 38 | 101 | 37 | 14 | 10 | 91 |
| Berriz | 4.460 | 1.641 | 191 | 640 | 560 | 102 | 26 | 1.300 |
| Berrobi | 536 | 361 | 12 | 59 | 26 | 10 | 6 | 62 |
| Bidegoian | 435 | 354 | 10 | 21 | 19 | 6 | 3 | 22 |
| Bilbao | 334.790 | 13.104 | 7.441 | 60.358 | 59.269 | 4.135 | 1.719 | 188.764 |
| Busturia | 1.640 | 791 | 97 | 197 | 193 | 49 | 15 | 298 |
| Campezo/Kanpezu | 1.047 | 24 | 13 | 188 | 127 | 8 | 4 | 683 |
| Deba | 5.018 | 3.039 | 205 | 485 | 374 | 186 | 62 | 667 |
| Derio | 4.906 | 628 | 190 | 730 | 842 | 131 | 39 | 2.346 |
| Dima | 1.143 | 795 | 53 | 105 | 68 | 39 | 12 | 71 |
| Donostia-San Sebastián | 171.514 | 29.946 | 9.350 | 30.185 | 29.536 | 5.932 | 1.869 | 64.696 |
| Durango | 26.199 | 6.749 | 1.561 | 4.483 | 4.155 | 1.101 | 306 | 7.844 |
| Ea | 836 | 543 | 40 | 66 | 64 | 22 | 19 | 82 |
| Eibar | 25.975 | 8.217 | 1.591 | 3.512 | 3.197 | 1.063 | 271 | 8.124 |
| Elantxobe | 437 | 354 | 6 | 23 | 21 | 10 | 3 | 20 |
| Elburgo/Burgelu | 480 | 8 | 11 | 113 | 68 | 2 | - | 278 |
| Elciego | 981 | 16 | 9 | 137 | 121 | 3 | - | 695 |
| Elduain | 204 | 177 | 1 | 9 | 7 | 2 | 1 | 7 |
| Elgeta | 956 | 630 | 36 | 83 | 71 | 26 | 7 | 103 |
| Elgoibar | 10.202 | 4.227 | 622 | 1.291 | 1.044 | 245 | 52 | 2.721 |
| Elorrio | 6.696 | 2.823 | 385 | 752 | 668 | 211 | 47 | 1.810 |
| Elvillar/Bilar | 333 | 4 | 2 | 70 | 32 | - | - | 225 |
| Erandio | 22.551 | 1.256 | 527 | 3.826 | 4.040 | 465 | 157 | 12.280 |
| Ereño | 252 | 203 | 6 | 8 | 9 | 11 | 2 | 13 |
| Ermua | 15.373 | 1.428 | 494 | 2.484 | 2.359 | 277 | 77 | 8.254 |
| Errenteria | 35.521 | 5.921 | 1.385 | 5.609 | 5.313 | 705 | 233 | 16.355 |
| Errezil | 580 | 507 | 4 | 25 | 11 | 13 | 6 | 14 |
| Errigoiti | 492 | 342 | 16 | 41 | 27 | 10 | 11 | 45 |
| Eskoriatza | 3.669 | 1.515 | 120 | 516 | 376 | 95 | 20 | 1.027 |
| Etxebarri | 7.532 | 207 | 131 | 1.347 | 1.497 | 91 | 32 | 4.227 |
| Etxebarria | 781 | 656 | 10 | 37 | 28 | 11 | 4 | 35 |
| Ezkio-Itsaso | 522 | 406 | 7 | 29 | 31 | 22 | 3 | 24 |
| Forua | 909 | 587 | 23 | 91 | 78 | 19 | 6 | 105 |
| Fruiz | 375 | 253 | 8 | 41 | 27 | 5 | 4 | 37 |
| Gabiria | 391 | 346 | 2 | 8 | 14 | 9 | 4 | 8 |
| Gaintza | 127 | 109 | 6 | 6 | 3 | 1 | - | 2 |
| Galdakao | 27.639 | 4.471 | 1.604 | 4.946 | 4.280 | 773 | 193 | 11.372 |
| Galdames | 798 | 8 | 7 | 132 | 150 | 3 | 4 | 494 |
| Gamiz-Fika | 1.228 | 701 | 66 | 130 | 122 | 37 | 7 | 165 |
| Garai | 281 | 200 | 7 | 26 | 18 | 13 | 1 | 16 |
| Gatika | 1.335 | 767 | 56 | 146 | 161 | 27 | 9 | 169 |
| Gautegiz Arteaga | 829 | 497 | 44 | 85 | 65 | 36 | 16 | 86 |
| Gaztelu | 164 | 134 | 2 | 9 | 3 | 7 | 1 | 8 |
| Gernika-Lumo | 15.140 | 7.882 | 764 | 1.726 | 1.495 | 578 | 206 | 2.489 |
| Getaria | 2.358 | 1.839 | 76 | 164 | 97 | 45 | 27 | 110 |
| Getxo | 77.265 | 4.344 | 2.440 | 15.609 | 15.035 | 1.552 | 584 | 37.701 |
| Gizaburuaga | 164 | 139 | 5 | 9 | 2 | 3 | - | 6 |
| Gordexola | 1.537 | 37 | 20 | 291 | 260 | 20 | 7 | 902 |
| Gorliz | 4.784 | 506 | 252 | 1.047 | 919 | 176 | 88 | 1.796 |
| Güeñes | 5.869 | 79 | 74 | 1.058 | 1.078 | 34 | 12 | 3.534 |
| Harana/Valle de Arana | 319 | 2 | 2 | 39 | 29 | - | - | 247 |
| Hernani | 17.713 | 6.512 | 1.041 | 2.424 | 2.179 | 601 | 187 | 4.769 |
| Hernialde | 293 | 218 | 11 | 17 | 19 | 10 | 2 | 16 |
| Hondarribia | 14.933 | 5.810 | 1.310 | 2.012 | 1.836 | 607 | 176 | 3.182 |
| Ibarra | 3.961 | 2.022 | 175 | 438 | 408 | 125 | 31 | 762 |
| Ibarrangelu | 564 | 363 | 36 | 46 | 46 | 22 | 7 | 44 |
| Idiazabal | 1.993 | 1.537 | 18 | 114 | 106 | 49 | 13 | 156 |
| Igorre | 3.807 | 1.954 | 257 | 417 | 359 | 134 | 68 | 618 |
| Ikaztegieta | 405 | 291 | 12 | 39 | 15 | 4 | 1 | 43 |
| Irun | 56.654 | 8.058 | 2.006 | 10.673 | 8.365 | 996 | 400 | 26.156 |
| Iruña Oka/Iruña de Oca | 2.382 | 29 | 34 | 470 | 463 | 17 | 5 | 1.364 |
| Irura | 1.106 | 662 | 57 | 117 | 121 | 34 | 4 | 111 |
| Iruraiz-Gauna | 479 | 8 | 6 | 94 | 70 | 4 | 1 | 296 |
| Ispaster | 598 | 505 | 12 | 28 | 22 | 18 | 1 | 12 |
| Itsasondo | 559 | 312 | 45 | 62 | 64 | 11 | 6 | 59 |
| Iurreta | 3.645 | 1.220 | 135 | 446 | 515 | 70 | 17 | 1.242 |
| Izurtza | 239 | 181 | 4 | 12 | 13 | 4 | 3 | 22 |
| Karrantza Harana/Valle de Carranza | 2.695 | 39 | 26 | 404 | 301 | 8 | 6 | 1.911 |
| Kortezubi | 380 | 297 | 16 | 25 | 17 | 8 | 4 | 13 |
| Kripan | 171 | 1 | 2 | 28 | 15 | - | 3 | 122 |
| Kuartango | 349 | 7 | 11 | 48 | 43 | 2 | 1 | 237 |
| Labastida/Bastida | 1.387 | 53 | 30 | 296 | 216 | 7 | 2 | 783 |
| Lagrán | 195 | 4 | - | 17 | 29 | - | - | 145 |
| Laguardia | 1.465 | 31 | 12 | 272 | 218 | 4 | 5 | 923 |
| Lanciego/Lantziego | 661 | 8 | 3 | 119 | 72 | 1 | - | 458 |
| Lanestosa | 293 | 5 | 3 | 47 | 27 | 2 | 1 | 208 |
| Lantarón | 934 | 12 | 3 | 126 | 133 | 5 | 4 | 651 |
| Lapuebla de Labarca | 840 | 18 | 7 | 196 | 105 | 3 | 2 | 509 |
| Larrabetzu | 1.599 | 909 | 90 | 201 | 155 | 57 | 17 | 170 |
| Larraul | 185 | 143 | 2 | 15 | 8 | 7 | - | 10 |
| Lasarte-Oria | 16.451 | 3.291 | 735 | 2.463 | 2.677 | 409 | 140 | 6.736 |
| Laudio/Llodio | 17.549 | 718 | 478 | 3.445 | 3.238 | 244 | 121 | 9.305 |
| Laukiz | 936 | 346 | 41 | 128 | 143 | 21 | 9 | 248 |
| Lazkao | 4.803 | 2.127 | 172 | 701 | 504 | 71 | 28 | 1.200 |
| Leaburu | 349 | 262 | 12 | 23 | 19 | 14 | 5 | 14 |
| Legazpi | 8.111 | 2.839 | 520 | 1.298 | 868 | 139 | 43 | 2.404 |
| Legorreta | 1.332 | 796 | 14 | 156 | 87 | 22 | 4 | 253 |
| Legutiano | 1.455 | 173 | 83 | 288 | 257 | 58 | 22 | 574 |
| Leintz-Gatzaga | 234 | 135 | 18 | 16 | 15 | 20 | 5 | 25 |
| Leioa | 27.214 | 1.541 | 833 | 5.387 | 5.273 | 545 | 188 | 13.447 |
| Lekeitio | 6.940 | 5.025 | 282 | 485 | 438 | 189 | 73 | 448 |
| Lemoa | 2.761 | 1.104 | 130 | 347 | 420 | 111 | 34 | 615 |
| Lemoiz | 921 | 321 | 66 | 166 | 126 | 37 | 14 | 191 |
| Leza | 222 | 10 | 2 | 42 | 22 | 1 | - | 145 |
| Lezama | 2.238 | 954 | 145 | 314 | 277 | 103 | 31 | 414 |
| Lezo | 5.552 | 2.109 | 218 | 769 | 754 | 130 | 37 | 1.535 |
| Lizartza | 571 | 443 | 21 | 36 | 26 | 19 | 2 | 24 |
| Loiu | 1.965 | 467 | 154 | 328 | 327 | 86 | 25 | 578 |
| Mallabia | 1.101 | 663 | 18 | 92 | 110 | 25 | 7 | 186 |
| Mañaria | 436 | 335 | 13 | 42 | 18 | 8 | 2 | 18 |
| Markina-Xemein | 4.358 | 3.078 | 194 | 361 | 273 | 95 | 29 | 328 |
| Maruri-Jatabe | 790 | 332 | 76 | 99 | 99 | 30 | 5 | 149 |
| Mendaro | 1.572 | 868 | 53 | 193 | 121 | 38 | 16 | 283 |
| Mendata | 342 | 266 | 12 | 13 | 24 | 10 | 1 | 16 |
| Mendexa | 396 | 300 | 6 | 26 | 31 | 1 | 4 | 28 |
| Meñaka | 617 | 402 | 20 | 55 | 43 | 27 | 7 | 63 |
| Moreda de Álava | 294 | 7 | 5 | 45 | 29 | 1 | - | 207 |
| Morga | 371 | 306 | 3 | 17 | 18 | 7 | 5 | 15 |
| Mundaka | 1.768 | 912 | 114 | 225 | 197 | 95 | 18 | 207 |
| Mungia | 14.225 | 5.153 | 759 | 2.125 | 1.930 | 503 | 154 | 3.601 |
| Munitibar-Arbatzegi Gerrikaitz- | 371 | 308 | 15 | 17 | 8 | 15 | 2 | 6 |
| Murueta | 283 | 198 | 10 | 20 | 31 | 7 | 3 | 14 |
| Muskiz | 6.540 | 86 | 117 | 1.302 | 1.187 | 29 | 12 | 3.807 |
| Mutiloa | 185 | 127 | 13 | 17 | 6 | 6 | 2 | 14 |
| Mutriku | 4.525 | 3.231 | 188 | 365 | 272 | 94 | 53 | 322 |
| Muxika | 1.299 | 1.045 | 39 | 65 | 56 | 18 | 11 | 65 |
| Nabarniz | 212 | 171 | 6 | 13 | 13 | 4 | 2 | 3 |
| Navaridas | 213 | 5 | 1 | 34 | 21 | 1 | - | 151 |
| Oiartzun | 9.034 | 5.460 | 354 | 866 | 803 | 230 | 88 | 1.233 |
| Okondo | 990 | 55 | 25 | 177 | 228 | 14 | 3 | 488 |
| Olaberria | 865 | 353 | 8 | 97 | 103 | 15 | 7 | 282 |
| Ondarroa | 8.624 | 6.034 | 287 | 744 | 540 | 170 | 73 | 776 |
| Oñati | 10.066 | 6.437 | 380 | 973 | 701 | 233 | 75 | 1.267 |
| Ordizia | 8.550 | 3.442 | 433 | 1.147 | 1.006 | 311 | 94 | 2.117 |
| Orendain | 157 | 133 | 1 | 8 | 4 | 5 | 1 | 5 |
| Orexa | 95 | 82 | 1 | 5 | 2 | 4 | - | 1 |
| Orio | 4.437 | 2.876 | 252 | 347 | 357 | 144 | 62 | 399 |
| Ormaiztegi | 1.198 | 735 | 49 | 114 | 106 | 28 | 12 | 154 |
| Orozko | 2.203 | 681 | 344 | 300 | 277 | 126 | 22 | 453 |
| Ortuella | 8.121 | 66 | 105 | 1.450 | 1.300 | 40 | 13 | 5.147 |
| Otxandio | 1.111 | 568 | 89 | 130 | 102 | 46 | 12 | 164 |
| Oyón-Oion | 2.806 | 56 | 41 | 532 | 383 | 12 | 1 | 1.781 |
| Pasaia | 15.068 | 2.425 | 969 | 2.327 | 2.427 | 450 | 146 | 6.324 |
| Peñacerrada-Urizaharra | 244 | 4 | 5 | 31 | 37 | - | - | 167 |
| Plentzia | 3.963 | 399 | 182 | 857 | 751 | 139 | 60 | 1.575 |
| Portugalete | 46.208 | 665 | 576 | 7.877 | 7.817 | 274 | 95 | 28.904 |
| Erriberagoitia/Ribera Alta | 686 | 11 | 6 | 101 | 112 | 4 | 1 | 451 |
| Ribera Baja/Erribera Beitia | 1.095 | 11 | 13 | 227 | 186 | - | 2 | 656 |
| Salvatierra/Agurain | 4.140 | 160 | 113 | 810 | 759 | 33 | 13 | 2.252 |
| Samaniego | 306 | 4 | 6 | 72 | 46 | - | 1 | 177 |
| San Millán/Donemiliaga | 690 | 34 | 15 | 114 | 78 | 6 | 1 | 442 |
| Santurtzi | 44.599 | 535 | 516 | 7.689 | 7.845 | 207 | 101 | 27.706 |
| Segura | 1.223 | 866 | 66 | 88 | 76 | 26 | 14 | 87 |
| Sestao | 28.251 | 286 | 292 | 4.592 | 4.567 | 112 | 52 | 18.350 |
| Sondika | 4.129 | 744 | 185 | 604 | 703 | 252 | 65 | 1.576 |
| Sopelana | 11.211 | 1.302 | 674 | 2.421 | 2.267 | 345 | 119 | 4.083 |
| Sopuerta | 2.282 | 28 | 25 | 381 | 389 | 8 | 5 | 1.446 |
| Soraluze-Placencia de las Armas | 3.804 | 1.646 | 115 | 483 | 401 | 91 | 40 | 1.028 |
| Sukarrieta | 319 | 156 | 15 | 38 | 23 | 15 | 3 | 69 |
| Tolosa | 16.638 | 8.039 | 975 | 1.800 | 1.834 | 853 | 248 | 2.889 |
| Trucios-Turtzioz | 526 | 6 | 3 | 73 | 83 | 1 | - | 360 |
| Ubide | 151 | 67 | 10 | 16 | 26 | 11 | 3 | 18 |
| Ugao-Miraballes | 3.797 | 546 | 257 | 628 | 543 | 106 | 51 | 1.666 |
| Urduliz | 3.078 | 816 | 84 | 552 | 424 | 79 | 22 | 1.101 |
| Urduña-Orduña | 3.874 | 69 | 79 | 789 | 663 | 20 | 10 | 2.244 |
| Urkabustaiz | 1.061 | 47 | 24 | 236 | 197 | 8 | 5 | 544 |
| Urnieta | 5.485 | 1.911 | 188 | 870 | 725 | 121 | 27 | 1.643 |
| Urretxu | 6.181 | 2.283 | 320 | 793 | 720 | 196 | 67 | 1.802 |
| Usurbil | 5.273 | 2.918 | 218 | 591 | 475 | 112 | 36 | 923 |
| Valdegovía/Gaubea | 1.076 | 17 | 10 | 168 | 126 | 6 | 3 | 746 |
| Valle de Trápaga-Trapagaran | 11.755 | 110 | 186 | 2.115 | 2.010 | 50 | 24 | 7.260 |
| Villabona | 5.314 | 2.671 | 264 | 601 | 606 | 162 | 36 | 974 |
| Villabuena de Álava/Eskuernaga | 312 | 8 | 1 | 56 | 28 | 3 | 1 | 215 |
| Vitoria-Gasteiz | 217.596 | 6.064 | 3.926 | 43.359 | 37.490 | 1.500 | 603 | 124.654 |
| Yécora/Iekora | 286 | 3 | 2 | 43 | 31 | - | 1 | 206 |
| Zaldibar | 2.703 | 878 | 99 | 356 | 338 | 72 | 23 | 937 |
| Zaldibia | 1.388 | 1.060 | 39 | 82 | 57 | 34 | 12 | 104 |
| Zalduondo | 190 | 15 | 8 | 44 | 26 | 2 | 1 | 94 |
| Zalla | 7.601 | 111 | 95 | 1.437 | 1.369 | 25 | 14 | 4.550 |
| Zambrana | 345 | 5 | 1 | 46 | 33 | 1 | - | 259 |
| Zamudio | 3.025 | 952 | 109 | 415 | 405 | 110 | 33 | 1.001 |
| Zaratamo | 1.599 | 281 | 94 | 241 | 258 | 60 | 23 | 642 |
| Zarautz | 20.577 | 11.224 | 1.084 | 2.321 | 1.940 | 630 | 183 | 3.195 |
| Zeanuri | 1.189 | 843 | 32 | 100 | 86 | 22 | 7 | 99 |
| Zeberio | 1.026 | 595 | 63 | 108 | 117 | 18 | 8 | 117 |
| Zegama | 1.328 | 1.013 | 17 | 83 | 78 | 34 | 14 | 89 |
| Zerain | 231 | 201 | 1 | 9 | 9 | 6 | 2 | 3 |
| Zestoa | 3.142 | 2.336 | 52 | 266 | 163 | 61 | 25 | 239 |
| Zierbena | 1.240 | 24 | 17 | 229 | 257 | 5 | 5 | 703 |
| Zigoitia | 1.380 | 91 | 35 | 267 | 236 | 12 | 4 | 735 |
| Ziortza-Bolibar | 396 | 337 | 5 | 19 | 14 | 7 | 4 | 10 |
| Zizurkil | 2.578 | 1.220 | 135 | 303 | 292 | 84 | 13 | 531 |
| Zuia | 2.159 | 93 | 50 | 457 | 399 | 15 | 9 | 1.136 |
| Zumaia | 8.303 | 4.668 | 321 | 1.025 | 728 | 197 | 72 | 1.292 |
| Zumarraga | 9.256 | 2.010 | 806 | 1.494 | 1.010 | 202 | 72 | 3.662 |
Fecha 20 de Septiembre de 2011
Fuente: Departamento de Cultura. IV Mapa Sociolingüístico 2006