DPOH OPERATION  De facto Population figures from 1900 until 1991
De facto population by municipalities from 1900
Cantabria
Unidades: Personas
,1991,1981,1970,1960,1950,1940,1930,1920,1910,1900,
39 Cantabria,530.281,510.816,467.138,432.132,404.921,393.710,364.147,327.669,302.956,276.003,
39001 Alfoz de Lloredo,2.778,2.919,2.949,3.146,3.182,2.990,3.149,2.900,2.855,2.544,
39002 Ampuero,3.324,3.162,3.382,3.581,4.117,4.159,3.846,3.547,3.624,3.006,
39003 Anievas,407,499,603,634,663,716,622,705,722,661,
39004 Arenas de Iguña,2.282,2.599,2.763,3.041,2.812,2.729,2.607,2.225,2.499,2.414,
39005 Argoños,650,580,553,780,797,713,702,634,658,511,
39006 Arnuero,1.884,1.802,1.937,2.151,2.103,2.117,1.974,2.007,1.664,1.565,
39007 Arredondo,670,812,1.052,1.216,1.361,1.370,1.543,1.496,1.527,1.538,
39008 Astillero, El,12.587,11.524,9.142,6.759,5.430,5.345,5.415,5.058,5.782,3.582,
39009 Bárcena de Cicero,2.283,2.417,2.698,2.787,3.058,2.799,2.569,2.423,2.138,2.040,
39010 Bárcena de Pie de Concha,952,920,1.012,1.137,1.112,1.102,1.107,1.235,1.200,1.091,
39011 Bareyo,1.576,1.642,1.758,2.118,2.299,2.100,1.789,1.512,1.299,1.184,
39012 Cabezón de la Sal,6.789,6.056,4.986,4.638,4.484,4.110,3.837,3.212,3.005,2.787,
39013 Cabezón de Liébana,810,953,1.361,1.892,2.209,2.152,2.121,2.190,2.207,2.199,
39014 Cabuérniga,1.091,1.137,1.486,1.837,1.811,1.745,1.879,2.095,1.997,2.262,
39015 Camaleño,1.192,1.402,1.807,2.236,2.526,2.701,2.587,2.591,2.492,2.686,
39016 Camargo,20.311,18.760,15.541,12.822,10.523,10.198,9.642,7.335,6.043,4.923,
39027 Campoo de Enmedio,3.869,4.037,3.887,4.621,4.499,4.162,4.542,3.271,2.787,2.695,
39017 Campoo de Yuso,813,957,1.209,1.748,2.315,2.396,2.400,2.368,2.215,1.701,
39018 Cartes,2.102,2.191,2.601,2.839,2.431,2.193,2.466,1.742,1.463,1.338,
39019 Castañeda,1.552,1.616,1.635,1.668,1.496,1.566,1.417,1.323,1.127,1.112,
39020 Castro-Urdiales,13.575,12.912,12.401,11.988,11.646,11.963,12.418,11.786,12.463,14.191,
39021 Cieza,803,893,1.084,1.264,1.224,1.220,1.221,1.058,1.050,1.002,
39022 Cillorigo de Liébana,1.042,1.347,1.656,1.888,2.350,2.439,2.214,2.353,2.039,2.476,
39023 Colindres,5.536,4.885,3.320,2.209,2.000,1.824,1.560,1.497,1.325,1.189,
39024 Comillas,2.461,2.397,2.408,3.234,3.610,3.589,3.261,3.106,3.120,2.754,
39025 Corrales de Buelna, Los,9.820,10.045,9.307,8.111,6.185,5.292,4.871,3.501,2.926,2.752,
39026 Corvera de Toranzo,2.120,2.508,2.607,2.893,3.105,3.013,2.945,2.962,2.943,2.884,
39028 Entrambasaguas,2.539,2.629,2.542,2.755,2.732,2.695,2.562,2.463,2.299,2.236,
39029 Escalante,711,737,1.002,996,1.066,993,1.003,832,816,779,
39030 Guriezo,1.715,1.945,1.716,1.989,2.162,2.378,2.329,2.426,2.380,2.329,
39031 Hazas de Cesto,1.269,1.413,1.593,1.712,1.771,1.682,1.664,1.483,1.293,1.258,
39032 Hermandad de Campoo de Suso,1.836,2.038,2.477,3.296,3.854,3.807,3.696,3.663,3.651,3.729,
39033 Herrerías,798,885,1.227,1.471,1.598,1.447,1.356,1.322,1.367,1.254,
39034 Lamasón,406,516,659,865,964,952,909,1.004,960,894,
39035 Laredo,13.019,12.278,10.260,7.520,6.866,6.206,5.890,5.566,5.212,5.097,
39036 Liendo,787,815,1.019,1.000,1.116,1.124,1.078,1.198,1.209,1.237,
39037 Liérganes,2.267,2.380,2.410,2.676,2.656,2.633,2.985,2.511,2.522,2.378,
39038 Limpias,1.170,1.166,1.264,1.502,2.005,1.840,1.644,1.464,1.484,1.474,
39039 Luena,1.164,1.392,1.649,1.995,2.274,2.486,2.319,2.802,2.827,2.764,
39040 Marina de Cudeyo,4.441,4.563,4.747,4.946,4.589,4.295,3.939,3.383,2.947,2.435,
39041 Mazcuerras,1.857,1.919,1.939,1.871,1.796,1.615,1.676,1.625,1.757,1.755,
39042 Medio Cudeyo,5.875,5.379,4.598,4.579,4.402,4.451,4.696,4.876,4.935,3.351,
39043 Meruelo,911,833,1.016,1.174,1.144,1.426,1.200,1.001,804,849,
39044 Miengo,2.964,3.000,3.237,3.381,2.976,2.449,2.189,1.633,1.502,1.275,
39045 Miera,614,718,1.011,1.107,1.187,1.141,1.313,1.389,1.413,1.489,
39046 Molledo,2.157,2.318,2.615,3.115,2.951,2.999,2.849,2.870,2.648,2.692,
39047 Noja,1.562,1.273,1.170,1.058,980,983,940,786,641,655,
39048 Penagos,1.823,1.953,2.059,2.191,2.352,2.563,2.650,2.565,1.974,1.746,
39049 Peñarrubia,329,420,582,770,901,934,906,1.002,1.026,872,
39050 Pesaguero,410,497,702,980,1.227,1.310,1.268,1.323,1.343,1.285,
39051 Pesquera,110,113,171,289,285,288,295,317,327,358,
39052 Piélagos,9.537,9.282,9.365,9.710,8.487,8.040,7.282,6.418,6.208,5.698,
39053 Polaciones,258,423,689,994,1.164,1.199,1.279,1.245,1.270,1.140,
39054 Polanco,3.806,4.082,3.531,3.659,3.059,2.665,2.655,2.123,1.226,1.072,
39055 Potes,1.411,1.444,1.206,1.364,1.434,1.239,1.208,1.139,1.336,1.241,
39056 Puente Viesgo,2.464,2.497,2.550,2.810,2.569,2.504,2.320,2.102,2.003,1.972,
39057 Ramales de la Victoria,2.481,2.439,2.219,2.468,2.645,2.532,2.498,2.377,2.338,2.051,
39058 Rasines,1.030,1.109,1.176,1.504,1.617,1.715,1.661,1.739,1.630,1.497,
39059 Reinosa,12.852,13.172,10.863,10.044,9.450,8.481,8.606,4.180,2.924,2.979,
39060 Reocín,6.490,6.956,6.836,6.813,5.112,4.607,4.139,3.358,3.068,2.751,
39061 Ribamontán al Mar,2.892,2.323,2.188,2.381,2.612,2.515,2.257,1.916,1.575,1.607,
39062 Ribamontán al Monte,2.002,2.144,2.358,2.514,2.873,2.771,2.552,2.273,2.111,2.132,
39063 Rionansa,1.481,1.752,2.061,2.340,2.674,2.083,2.081,2.181,1.896,1.519,
39064 Riotuerto,1.542,1.628,1.829,2.334,2.140,2.225,2.522,2.318,2.173,2.068,
39065 Rozas de Valdearroyo, Las,255,341,540,1.028,1.731,2.394,2.858,2.713,2.173,2.059,
39066 Ruente,937,972,1.064,1.083,1.146,1.189,1.193,1.205,1.138,1.145,
39067 Ruesga,1.327,1.420,2.026,2.249,2.671,2.700,2.920,2.723,3.102,2.829,
39068 Ruiloba,731,761,898,936,1.023,1.002,1.108,1.216,1.109,1.007,
39069 San Felices de Buelna,2.338,2.497,2.854,3.362,2.719,2.503,2.143,1.597,1.538,1.404,
39070 San Miguel de Aguayo,132,192,241,330,378,385,428,493,449,446,
39071 San Pedro del Romeral,781,1.015,1.011,1.165,1.195,1.265,1.202,1.223,1.132,1.078,
39072 San Roque de Riomiera,613,612,998,977,1.117,977,845,821,801,912,
39080 San Vicente de la Barquera,4.349,3.956,4.016,3.673,3.313,3.002,2.996,2.202,1.933,1.769,
39073 Santa Cruz de Bezana,5.280,3.651,3.397,3.484,3.124,2.939,2.916,2.548,2.298,2.052,
39074 Santa María de Cayón,5.982,5.854,5.576,4.995,4.573,4.310,3.859,3.515,3.290,2.845,
39075 Santander,196.218,180.328,149.704,118.435,102.462,101.793,85.117,72.469,65.046,54.694,
39076 Santillana del Mar,3.839,3.884,3.917,3.703,3.155,2.657,2.624,2.272,1.886,1.623,
39077 Santiurde de Reinosa,396,515,652,856,918,957,973,1.035,1.037,1.083,
39078 Santiurde de Toranzo,1.803,1.888,2.034,2.189,2.375,2.506,2.358,2.412,2.168,2.037,
39079 Santoña,10.929,11.003,10.633,9.082,8.938,11.136,7.024,7.327,6.315,4.339,
39081 Saro,560,614,595,485,692,765,656,713,649,709,
39082 Selaya,2.169,1.821,2.019,1.983,2.043,2.091,2.046,2.150,1.855,1.937,
39083 Soba,1.856,2.023,2.691,3.345,4.097,4.166,4.323,4.315,4.367,3.756,
39084 Solórzano,1.022,1.094,1.144,1.293,1.463,1.420,1.279,1.284,1.147,1.079,
39085 Suances,5.842,5.473,5.053,4.846,4.123,3.592,3.215,2.604,2.150,1.798,
39086 Tojos, Los,404,406,498,706,790,866,819,829,764,804,
39087 Torrelavega,59.520,55.786,42.945,31.021,23.728,19.315,15.933,12.960,9.574,7.777,
39088 Tresviso,67,91,178,319,395,394,433,485,414,377,
39089 Tudanca,255,430,646,832,1.188,932,1.044,766,792,756,
39090 Udías,843,873,983,1.107,1.251,1.224,1.575,1.424,1.164,903,
39095 Val de San Vicente,2.487,2.408,2.777,3.081,3.026,2.892,2.641,2.575,2.749,2.570,
39091 Valdáliga,2.618,2.753,3.252,3.434,3.832,3.626,3.595,3.758,3.637,3.566,
39092 Valdeolea,1.631,2.310,3.515,4.592,4.033,3.106,3.087,2.805,2.600,2.335,
39093 Valdeprado del Río,359,560,1.007,1.390,2.085,2.199,2.381,2.447,2.539,2.631,
39094 Valderredible,1.253,1.562,2.582,4.989,6.092,6.581,7.050,7.554,7.149,7.442,
39096 Vega de Liébana,1.041,1.148,1.602,2.017,2.368,2.427,2.476,2.431,2.336,2.388,
39097 Vega de Pas,1.098,1.343,1.493,1.858,1.897,2.072,2.032,2.059,2.015,2.066,
39098 Villacarriedo,2.115,2.224,2.354,2.485,2.463,2.774,2.613,2.502,2.563,2.417,
39099 Villaescusa,2.908,3.061,3.266,3.352,2.969,3.302,3.390,3.489,3.209,2.970,
39100 Villafufre,1.092,1.264,1.439,1.585,1.675,1.648,1.513,1.519,1.495,1.518,
39101 Valle de Villaverde,426,464,565,756,756,757,764,741,738,726,
39102 Voto,2.546,2.816,3.292,3.698,4.079,3.870,3.598,3.483,3.370,3.151,
39999 Población en municipios desaparecidos de Cantabria,"","","","","","","","","","",
Notas:
For the elaboration of the DPO the relation of is taken as a reference 1981 Census Municipalities. The population reflected in the disappeared Municipalities is included between the 1900 to 1970 censuses. 
Fuente: