| Rank | County | Percentage of Young Children | 
                            
                                
                                    | 1 | McKinley County, New Mexico | 9.3% | 
                            
                                
                                    | 2 | Lea County, New Mexico | 9.0% | 
                            
                                
                                    | 3 | Curry County, New Mexico | 8.7% | 
                            
                                
                                    | 4 | Roosevelt County, New Mexico | 8.1% | 
                            
                                
                                    | 5 | San Juan County, New Mexico | 7.9% | 
                            
                                
                                    | 6 | Chaves County, New Mexico | 7.8% | 
                            
                                
                                    | 7 | Luna County, New Mexico | 7.6% | 
                            
                                
                                    | 8 | Dona Ana County, New Mexico | 7.5% | 
                            
                                
                                    | 9 | Otero County, New Mexico | 7.5% | 
                            
                                
                                    | 10 | Cibola County, New Mexico | 7.1% | 
                            
                                
                                    | 11 | Eddy County, New Mexico | 7.0% | 
                            
                                
                                    | 12 | Hidalgo County, New Mexico | 6.8% | 
                            
                                
                                    | 13 | Rio Arriba County, New Mexico | 6.8% | 
                            
                                
                                    | 14 | Valencia County, New Mexico | 6.7% | 
                            
                                
                                    | 15 | Socorro County, New Mexico | 6.6% | 
                            
                                
                                    | 16 | Bernalillo County, New Mexico | 6.6% | 
                            
                                
                                    | 17 | Sandoval County, New Mexico | 6.3% | 
                            
                                
                                    | 18 | De Baca County, New Mexico | 6.3% | 
                            
                                
                                    | 19 | Grant County, New Mexico | 5.9% | 
                            
                                
                                    | 20 | Quay County, New Mexico | 5.7% | 
                            
                                
                                    | 21 | Los Alamos County, New Mexico | 5.4% | 
                            
                                
                                    | 22 | San Miguel County, New Mexico | 5.3% | 
                            
                                
                                    | 23 | Santa Fe County, New Mexico | 5.3% | 
                            
                                
                                    | 24 | Colfax County, New Mexico | 5.2% | 
                            
                                
                                    | 25 | Taos County, New Mexico | 5.2% | 
                            
                                
                                    | 26 | Lincoln County, New Mexico | 5.2% | 
                            
                                
                                    | 27 | Torrance County, New Mexico | 5.2% | 
                            
                                
                                    | 28 | Guadalupe County, New Mexico | 5.1% | 
                            
                                
                                    | 29 | Harding County, New Mexico | 5.0% | 
                            
                                
                                    | 30 | Union County, New Mexico | 4.9% | 
                            
                                
                                    | 31 | Sierra County, New Mexico | 4.6% | 
                            
                                
                                    | 32 | Mora County, New Mexico | 4.1% | 
                            
                                
                                    | 33 | Catron County, New Mexico | 3.4% |