| Rank | County | Percentage of Foreign Born Residents | 
                            
                                
                                    | 1 | Dona Ana County, New Mexico | 18.1% | 
                            
                                
                                    | 2 | Luna County, New Mexico | 16.3% | 
                            
                                
                                    | 3 | Lea County, New Mexico | 13.7% | 
                            
                                
                                    | 4 | Chaves County, New Mexico | 13.3% | 
                            
                                
                                    | 5 | Santa Fe County, New Mexico | 13.1% | 
                            
                                
                                    | 6 | Otero County, New Mexico | 11.1% | 
                            
                                
                                    | 7 | Bernalillo County, New Mexico | 11.0% | 
                            
                                
                                    | 8 | Los Alamos County, New Mexico | 9.3% | 
                            
                                
                                    | 9 | Curry County, New Mexico | 9.2% | 
                            
                                
                                    | 10 | Roosevelt County, New Mexico | 8.1% | 
                            
                                
                                    | 11 | Torrance County, New Mexico | 8.0% | 
                            
                                
                                    | 12 | Socorro County, New Mexico | 7.4% | 
                            
                                
                                    | 13 | Valencia County, New Mexico | 7.1% | 
                            
                                
                                    | 14 | Lincoln County, New Mexico | 6.9% | 
                            
                                
                                    | 15 | Hidalgo County, New Mexico | 6.8% | 
                            
                                
                                    | 16 | Rio Arriba County, New Mexico | 6.2% | 
                            
                                
                                    | 17 | Sandoval County, New Mexico | 5.6% | 
                            
                                
                                    | 18 | Harding County, New Mexico | 5.6% | 
                            
                                
                                    | 19 | Grant County, New Mexico | 5.2% | 
                            
                                
                                    | 20 | San Miguel County, New Mexico | 4.8% | 
                            
                                
                                    | 21 | Eddy County, New Mexico | 4.4% | 
                            
                                
                                    | 22 | Sierra County, New Mexico | 4.3% | 
                            
                                
                                    | 23 | Cibola County, New Mexico | 4.3% | 
                            
                                
                                    | 24 | Union County, New Mexico | 4.2% | 
                            
                                
                                    | 25 | Colfax County, New Mexico | 4.1% | 
                            
                                
                                    | 26 | De Baca County, New Mexico | 4.0% | 
                            
                                
                                    | 27 | San Juan County, New Mexico | 3.9% | 
                            
                                
                                    | 28 | Taos County, New Mexico | 3.8% | 
                            
                                
                                    | 29 | Guadalupe County, New Mexico | 3.1% | 
                            
                                
                                    | 30 | McKinley County, New Mexico | 2.7% | 
                            
                                
                                    | 31 | Catron County, New Mexico | 2.4% | 
                            
                                
                                    | 32 | Mora County, New Mexico | 2.4% | 
                            
                                
                                    | 33 | Quay County, New Mexico | 1.5% |