Population of Counties in New Mexico (2019)
| | |
| Bernalillo County | 678,701 | 2.22% |
| Doña Ana County | 217,522 | 3.53% |
| Santa Fe County | 150,056 | 3.82% |
| Sandoval County | 145,179 | 9.63% |
| San Juan County | 125,043 | -3.96% |
| Valencia County | 76,456 | -0.44% |
| McKinley County | 72,290 | 0.86% |
| Lea County | 69,611 | 7.76% |
| Otero County | 66,781 | 3.70% |
| Chaves County | 64,689 | -1.58% |
| Eddy County | 57,900 | 7.42% |
| Curry County | 49,437 | 0.97% |
| Rio Arriba County | 39,006 | -3.18% |
| Taos County | 32,835 | -0.19% |
| San Miguel County | 27,591 | -6.15% |
| Grant County | 27,346 | -6.93% |
| Cibola County | 26,746 | -2.10% |
| Luna County | 23,963 | -4.46% |
| Lincoln County | 19,556 | -4.39% |
| Los Alamos County | 19,101 | 6.15% |
| Roosevelt County | 18,743 | -6.39% |
| Socorro County | 16,735 | -5.93% |
| Torrance County | 15,591 | -4.93% |
| Colfax County | 12,110 | -11.82% |
| Sierra County | 10,968 | -8.92% |
| Quay County | 8,253 | -8.97% |
| Mora County | 4,506 | -7.91% |
| Guadalupe County | 4,341 | -7.50% |
| Hidalgo County | 4,240 | -12.83% |
| Union County | 4,118 | -9.34% |
| Catron County | 3,578 | -4.59% |
| De Baca County | 1,781 | -12.22% |
| Harding County | 655 | -5.07% |