| Northwest Christian School | Phoenix | PreK-12 | 1,369 | 17.3 | Christian (nondenominational) |
| Valley Christian Schools | Chandler | K-12 | 1,138 | 15.3 | Christian (nondenominational) |
| Valley Christian High School | Chandler | K-12 | 1,114 | 198.9 | Christian (nondenominational) |
| Scottsdale Christian Academy | Phoenix | PreK-12 | 907 | 13.1 | Christian (nondenominational) |
| North Valley Christain Academy | Phoenix | PreK-12 | 641 | 16.3 | Lutheran Church (Missouri Synod) |
| Phoenix Christian Preparatory School | Phoenix | PreK-12 | 606 | 14.8 | Christian (nondenominational) |
| Gilbert Christian Schools - Greenfield Campus | Gilbert | PreK-8 | 567 | 13.1 | Christian (nondenominational) |
| Dream City Christian School, Glendale Llc | Glendale | PreK-12 | 561 | 12 | Assembly of God |
| Desert Christian Schools Pk12 | Tucson | PreK-12 | 523 | 18.2 | Christian (nondenominational) |
| Desert Christian School | Tucson | PreK-12 | 503 | 10.6 | Christian (nondenominational) |
| Christ Lutheran School | Phoenix | PreK-8 | 500 | 15.9 | Lutheran Church (Missouri Synod) |
| Trinity Christian School, Inc. | Prescott | K-12 | 491 | 245.5 | Christian (nondenominational) |
| Phoenix Christian Elementary | Phoenix | PreK-12 | 485 | 29.2 | Christian (nondenominational) |
| Yuma Lutheran School | Yuma | PreK-8 | 456 | 17.7 | Lutheran Church (Missouri Synod) |
| Casas Christian School | Oro Valley | K-8 | 408 | 17.4 | Christian (nondenominational) |
| Pusch Ridge Christian Academy Upper School | Tucson | 9-12 | 396 | 11.3 | Presbyterian |
| Flagstaff Christian School | Flagstaff | K-12 | 384 | 14 | Christian (nondenominational) |
| West Valley Christain School | Goodyear | PreK-8 | 351 | 15.2 | Christian (nondenominational) |
| St. Michael's Parish Day School | Tucson | PreK-8 | 306 | 8.8 | Episcopal |
| Paradise Valley Christian Preparatory | Phoenix | PreK-12 | 292 | 12.4 | Christian (nondenominational) |
| Grace Christian Academy | Tempe | PreK-8 | 273 | 11.4 | Christian (nondenominational) |
| Southwestern Christian School | Yuma | K-8 | 264 | 11 | Christian (nondenominational) |
| Tri-City Christian Academy | Chandler | K-12 | 263 | 12.8 | Baptist |
| Arrowhead Christian Academy | Glendale | K-12 | 247 | 16.1 | Christian (nondenominational) |
| Emmanuel Christian Academy | Kingman | PreK-8 | 244 | 10 | Christian (nondenominational) |
| Arizona Lutheran Academy | Phoenix | 9-12 | 238 | 10.4 | Wisconsin Evangelical Lutheran Synod |
| Trinity Lutheran School | Litchfield Park | PreK-8 | 233 | 14.9 | Lutheran Church (Missouri Synod) |
| Calvery Chapel Christian School | Tucson | K-12 | 230 | 17.7 | Christian (nondenominational) |
| Calvary Chapel Christian School | Tucson | K-12 | 225 | 17.3 | Christian (nondenominational) |
| First Baptist Christian Academy | Sierra Vista | PreK-11 | 191 | 11.7 | Baptist |
| 91st Psalm Christian School | Phoenix | PreK-12 | 190 | 11.2 | Christian (nondenominational) |
| Verde Christian Academy | Cottonwood | PreK-8 | 184 | 15.5 | Baptist |
| Wickenburg Christian Academy | Wickenburg | PreK-12 | 164 | 9.2 | Christian (nondenominational) |
| Glenview Adventist Academy | Phoenix | K-8 | 151 | 18.9 | Seventh-Day Adventist |
| Tucson Baptist Academy | Tucson | K-12 | 148 | 9.5 | Baptist |
| Phoenix Christian School Pk-8 | Phoenix | PreK-8 | 144 | 10.4 | Calvinist |
| Logos Christian Academy | Casa Grande | K-9 | 143 | 13.5 | Christian (nondenominational) |
| Peridot-Our Savior's Lutheran Elementary School | Peridot | K-8 | 139 | 15.4 | Wisconsin Evangelical Lutheran Synod |
| Payson Community Christian School | Payson | PreK-8 | 139 | 7.9 | Christian (nondenominational) |
| Valley Lutheran High School | Phoenix | 9-12 | 137 | 9.8 | Lutheran Church (Missouri Synod) |