| La Petite Academy | 2.5 |
12 | 25.0% | 41.7% | - | - | 33.3% |
| Life Christian Academy | 4.2 |
49 | 24.5% | 24.5% | 24.5% | - | 26.5% |
| Harvest Christian School | 5.0 |
403 | 41.9% | 25.1% | 4.0% | 4.0% | 25.1% |
| Kids Of America | 5.0 |
3 | - | 33.3% | 66.7% | - | - |
| Life Covenant Christian Academy | 5.3 |
54 | - | 14.8% | 85.2% | - | - |
| Riverside Christian Middle School | 5.5 |
234 | 2.1% | - | 97.9% | - | - |
| Learning Bee Montessori Academy | 5.6 |
17 | - | 88.2% | 11.8% | - | - |
| Learning Bee Montessori Academy | 5.6 |
9 | 11.1% | 88.9% | - | - | - |
| Town And Country Day School | 6.2 |
16 | 43.8% | 50.0% | 6.2% | - | - |
| St Catherine Of Alexandria School | 6.3 |
321 | 43.6% | 38.0% | 6.2% | 1.2% | 10.9% |
| St Francis De Sales School | 6.3 |
311 | 32.8% | 54.0% | 6.1% | - | 7.1% |
| Mountain View Christian Preschool & Kindergarten | 6.4 |
24 | 33.3% | 54.2% | - | - | 12.5% |
| Montessori Academy | 6.5 |
21 | 33.3% | 23.8% | 33.3% | - | 9.5% |
| Mulberry Childcare & Preschool | 6.5 |
9 | 11.1% | - | 55.6% | 22.2% | 11.1% |
| Cottonwood Montessori | 6.6 |
10 | 30.0% | 40.0% | 10.0% | - | 20.0% |
| New Life Christian School | 6.6 |
136 | 61.8% | 16.9% | 12.5% | 0.7% | 8.1% |
| Riverside Montessori Academy | 6.6 |
40 | 22.5% | 42.5% | 12.5% | - | 22.5% |
| La Petite Academy | 6.8 |
14 | 71.4% | 21.4% | 7.1% | - | - |
| Kindercare | 6.8 |
12 | 16.7% | 66.7% | 8.3% | - | 8.3% |
| Montessori Child Development Center | 6.9 |
45 | 11.1% | 22.2% | 66.7% | - | - |
| Peace In The Valley Academy | 6.9 |
39 | 7.7% | 59.0% | 28.2% | - | 5.1% |
| Montessori Childrens House | 6.9 |
17 | 17.6% | 29.4% | 47.1% | - | 5.9% |
| Church On The Hill Christian Child Care Center | 7.1 |
23 | 47.8% | 34.8% | 8.7% | - | 8.7% |
| Temple Beth El Child Development Center | 7.2 |
33 | 72.7% | 21.2% | - | - | 6.1% |
| Sacred Heart Parish School | 7.3 |
282 | 17.4% | 80.5% | 1.1% | - | 1.1% |
| Water Of Life Christian School | 7.7 |
166 | 37.3% | 21.1% | 27.7% | - | 13.9% |
| Immanuel Lutheran Schools | 7.7 |
118 | 79.7% | 12.7% | 3.4% | - | 4.2% |
| Resurrection Academy | 7.8 |
201 | 10.0% | 71.6% | 6.5% | 0.5% | 11.4% |
| Riverside Garden School | 8.3 |
115 | 77.4% | 2.6% | 10.4% | - | 9.6% |
| Islamic Academy Of Riverside | 8.4 |
46 | 47.8% | - | 6.5% | 2.2% | 43.5% |
| Kindercare Learning Center | 8.5 |
8 | 50.0% | 25.0% | 25.0% | - | - |
| Countryside Montessori Center | 8.7 |
24 | 33.3% | 41.7% | 12.5% | - | 12.5% |
| Bethany Child Care Center | 8.8 |
4 | 50.0% | 50.0% | - | - | - |
| Montessori School House | 8.8 |
16 | 43.8% | 12.5% | 43.8% | - | - |
| Cross And Crown Lutheran School | 8.9 |
13 | 46.2% | 30.8% | 23.1% | - | - |
| St Catherine Of Siena School | 9.1 |
162 | 8.6% | 77.2% | 4.3% | 0.6% | 9.3% |
| Magnolia Preschool And Kindergarten | 9.2 |
15 | 26.7% | 26.7% | 33.3% | - | 13.3% |
| Hawarden Hills Academy | 9.2 |
378 | 44.4% | 26.5% | 15.9% | - | 13.2% |
| Kindercare Learning Center | 9.2 |
8 | 12.5% | 25.0% | 37.5% | - | 25.0% |
| Valley Fellowship Resource Center | 9.3 |
29 | - | 31.0% | 69.0% | - | - |
| Apple Tree Learning Center | 9.4 |
9 | 33.3% | 44.4% | 11.1% | - | 11.1% |
| Kinder Care Learning Center | 9.5 |
7 | 42.9% | 42.9% | 14.3% | - | - |
| Kids Club Llc | 9.6 |
13 | 46.2% | 38.5% | 15.4% | - | - |
| Kindercare | 9.6 |
12 | 8.3% | 41.7% | 41.7% | - | 8.3% |
| Ontario Christian Academy | 9.7 |
4 | - | 25.0% | 75.0% | - | - |
| Jumpstart Learning Center Inc | 9.9 |
4 | 25.0% | 50.0% | 25.0% | - | - |
| Taft Child Dev Centers | 9.9 |
38 | 34.2% | 57.9% | 7.9% | - | - |
| Children's Montessori School | 10.2 |
18 | 27.8% | 27.8% | 27.8% | - | 16.7% |
| Ontario Christian School | 10.2 |
894 | 44.3% | 45.1% | 9.1% | 0.6% | 1.0% |
| Crosspoint Children's Center | 10.2 |
17 | 70.6% | 17.6% | 5.9% | - | 5.9% |
| Bethany Christian Learning Center | 10.4 |
11 | 27.3% | 9.1% | 63.6% | - | - |
| Childrens World Learning Center | 10.5 |
4 | 25.0% | 50.0% | 25.0% | - | - |
| Kindercare Learning Center | 10.5 |
15 | 13.3% | 46.7% | 20.0% | 6.7% | 13.3% |
| Ontario Progressive Montessori School | 10.6 |
17 | - | 64.7% | 11.8% | - | 23.5% |
| Mount Zion Christian School | 10.6 |
8 | - | 25.0% | 75.0% | - | - |
| Alta Loma Christian School | 10.6 |
195 | 67.2% | 12.8% | 10.3% | 1.5% | 8.2% |
| St Edward School | 10.7 |
425 | 42.1% | 35.8% | 6.8% | 0.5% | 14.8% |
| Woodcrest Montessori Education Center | 10.7 |
4 | 75.0% | - | - | - | 25.0% |
| St George Parish School | 11.0 |
242 | 16.9% | 72.7% | 0.4% | - | 9.9% |
| First United Methodist Preschool & Kindergarten | 11.0 |
8 | 25.0% | 62.5% | 12.5% | - | - |
| Rancho Heritage School | 11.0 |
61 | 63.9% | 18.0% | 16.4% | 1.6% | - |
| Montessori Academy Of Corona | 11.3 |
12 | 25.0% | 25.0% | 16.7% | - | 33.3% |
| St Joseph School | 11.6 |
341 | 43.4% | 41.6% | 0.6% | - | 14.4% |
| Grace Lutheran School | 11.9 |
75 | 80.0% | 12.0% | 4.0% | 1.3% | 2.7% |
| Crossroads Christian Schools | 11.9 |
547 | 60.1% | 23.0% | 6.9% | 0.9% | 9.0% |
| St Peter & St Paul School | 11.9 |
14 | 28.6% | 64.3% | - | - | 7.1% |
| Montessori School Of Corona | 12.0 |
123 | 49.6% | 25.2% | 15.4% | 4.1% | 5.7% |
| Kiddie Korner | 12.0 |
15 | 46.7% | 33.3% | 6.7% | - | 13.3% |
| Montessori Academy | 12.0 |
9 | 66.7% | - | 33.3% | - | - |
| Redeemer Lutheran Christian School | 12.1 |
141 | 71.6% | 26.2% | 1.4% | - | 0.7% |
| Christ Lutheran School & Daycare | 12.2 |
3 | 33.3% | 66.7% | - | - | - |
| St Anthony School | 12.2 |
236 | 5.9% | 58.5% | 31.4% | - | 4.2% |
| Pacific Christian School | 12.3 |
46 | 63.0% | 19.6% | 8.7% | - | 8.7% |
| St Margaret Mary School | 12.3 |
275 | 33.1% | 58.2% | 2.9% | - | 5.8% |
| Mountain Green Preschool & Child Care | 12.3 |
54 | 50.0% | 35.2% | 14.8% | - | - |
| Olive Branch Christian Academy | 12.4 |
155 | 54.2% | 23.9% | 8.4% | - | 13.5% |
| St Mark's Episcopal School | 12.5 |
177 | 92.1% | 3.4% | 2.3% | - | 2.3% |
| La Petite Academy | 12.5 |
14 | 21.4% | 50.0% | 21.4% | - | 7.1% |
| Calvary Chapel Christian Academy | 12.6 |
54 | 59.3% | 22.2% | 13.0% | - | 5.6% |
| Countrywood Elementary School | 12.6 |
51 | 45.1% | 39.2% | 9.8% | - | 5.9% |
| Childrens Montessori Center | 12.8 |
14 | 28.6% | 14.3% | 7.1% | - | 50.0% |
| Loma Linda Children's Center | 12.9 |
12 | 33.3% | 16.7% | 25.0% | - | 25.0% |
| Our Lady Of Lourdes School | 12.9 |
211 | 27.5% | 62.6% | - | - | 10.0% |
| Carden Arbor View School | 13.0 |
175 | 77.7% | 5.7% | 3.4% | 0.6% | 12.6% |
| Kindercare Learning Center | 13.1 |
18 | 27.8% | 27.8% | 5.6% | - | 38.9% |
| New Hope Christian Schools | 13.3 |
100 | 70.0% | 13.0% | 5.0% | - | 12.0% |
| Kindercare | 13.5 |
50 | 4.0% | 8.0% | - | - | 88.0% |
| Valley Christian School | 13.7 |
12 | - | 41.7% | 50.0% | - | 8.3% |
| Chino Valley Christian Schools | 13.7 |
280 | 53.9% | 25.0% | 15.0% | - | 6.1% |
| San Bernardino Christian School | 13.7 |
92 | 41.3% | 39.1% | 16.3% | - | 3.3% |
| Cornerstone Christian School | 13.8 |
91 | 52.7% | 20.9% | 15.4% | - | 11.0% |
| International Montessori School | 13.8 |
29 | 55.2% | 24.1% | 6.9% | 6.9% | 6.9% |
| Montessori School Of Chino Hills | 13.9 |
12 | 33.3% | - | 41.7% | - | 25.0% |
| Holy Rosary Academy | 13.9 |
154 | 34.4% | 58.4% | 1.3% | - | 5.8% |
| Montclair Christian Elementary | 14.0 |
38 | 21.1% | 39.5% | 28.9% | - | 10.5% |
| Hillview Acres School Inc | 14.3 |
8 | 50.0% | 12.5% | 25.0% | - | 12.5% |
| Childtime Learning Center | 14.3 |
22 | 4.5% | 13.6% | 45.5% | - | 36.4% |
| Teddy Bear Tymes #2 | 14.4 |
8 | 37.5% | 50.0% | - | - | 12.5% |
| Congregation Emanu El Clare Cherry School | 14.4 |
67 | 58.2% | 19.4% | 16.4% | 1.5% | 4.5% |
| Children's School At Claremont Mckenna College | 14.5 |
25 | 72.0% | 4.0% | 4.0% | - | 20.0% |
| Valley Adventist Christian School | 14.7 |
41 | 31.7% | 22.0% | 46.3% | - | - |
| Lacc Children's House | 14.7 |
1 | - | 100.0% | - | - | - |
| Kiddie Academy | 14.8 |
10 | 30.0% | 30.0% | 20.0% | - | 20.0% |
| Shepherd Of The Valley School | 14.8 |
12 | 50.0% | 33.3% | 16.7% | - | - |
| Loving Savior Of The Hills Lutheran School | 14.9 |
178 | 44.9% | 26.4% | 6.2% | - | 22.5% |
| North Point Christian Academy & Preschool | 15.0 |
79 | 62.0% | 25.3% | 11.4% | - | 1.3% |
| Our Lady Of The Assumption | 15.0 |
222 | 47.3% | 47.7% | 3.2% | 0.9% | 0.9% |
| Western Christian School | 15.1 |
384 | 91.4% | 1.0% | 3.6% | - | 3.9% |
| St Madeleine School | 15.3 |
177 | 2.8% | 85.9% | 2.8% | - | 8.5% |
| Sunnymead Montessori School | 15.4 |
19 | 15.8% | - | 73.7% | 10.5% | - |
| Our Lady Of The Assumption School | 15.4 |
469 | 40.3% | 42.2% | 2.3% | 0.6% | 14.5% |
| Northpark Christian Academy | 15.5 |
11 | - | 18.2% | 81.8% | - | - |
| Taft T Newman Christian | 15.6 |
17 | 11.8% | - | 88.2% | - | - |
| Good Earth Montessori School | 15.6 |
24 | 16.7% | 25.0% | 8.3% | - | 50.0% |
| Chino Hills Christian School | 15.8 |
222 | 33.3% | 18.0% | 12.6% | - | 36.0% |
| Redlands Playschool, Westside Christian Church | 15.8 |
96 | - | - | 100.0% | - | - |
| Foothill Country Day School | 16.1 |
180 | 33.9% | 11.1% | 4.4% | - | 50.6% |
| Moreno Valley Christian School | 16.2 |
144 | 10.4% | 27.8% | 52.1% | - | 9.7% |
| Del Rosa Christian School | 16.2 |
92 | 46.7% | 39.1% | 8.7% | 4.3% | 1.1% |
| Banner Elementary | 16.3 |
252 | 64.3% | 17.9% | 12.7% | 1.2% | 4.0% |
| First Lutheran Childrens Center | 16.4 |
9 | 77.8% | 11.1% | 11.1% | - | - |
| First Christian Church Child Dev Ctr | 16.6 |
15 | 33.3% | 53.3% | 13.3% | - | - |
| Montessori Academy Of Phillips Ranch | 17.0 |
6 | 16.7% | 33.3% | 16.7% | - | 33.3% |
| Sacred Heart Academy | 17.0 |
255 | 64.7% | 30.6% | 2.4% | 0.8% | 1.6% |
| Icc Community | 17.1 |
93 | 94.6% | - | - | - | 5.4% |
| Valley Christian Academy | 17.2 |
141 | 34.8% | 24.1% | 31.9% | 1.4% | 7.8% |
| St Joseph Elementary School | 17.2 |
244 | 9.8% | 77.0% | 3.3% | - | 9.8% |
| St Adelaide Elem School | 17.3 |
178 | 24.7% | 69.7% | 1.7% | 1.1% | 2.8% |
| Target Community Schools | 17.7 |
8 | 62.5% | 25.0% | 12.5% | - | - |
| Redlands Christian School | 17.7 |
459 | 73.9% | 18.7% | 4.6% | 0.4% | 2.4% |
| Ahrens Child Care Center | 18.0 |
17 | 58.8% | 35.3% | 5.9% | - | - |
| St Francis Of Assisi School | 18.0 |
509 | 80.6% | 9.4% | 0.6% | - | 9.4% |
| Hillsborough School | 18.3 |
125 | 80.8% | 4.8% | 0.8% | 1.6% | 12.0% |
| Valley Preparatory School | 18.4 |
170 | 82.4% | 4.1% | 5.9% | 5.9% | 1.8% |
| Christ The King Lutheran Preschool & Kdgn | 18.4 |
18 | 55.6% | 27.8% | 5.6% | - | 11.1% |
| Diamond Bar Montessori Academy | 19.2 |
9 | 22.2% | 22.2% | - | - | 55.6% |
| Village Montessori Academy | 19.2 |
26 | 7.7% | 11.5% | - | - | 80.8% |
| Mt Calvary Lutheran School | 19.3 |
190 | 38.4% | 27.4% | 12.6% | - | 21.6% |
| California Preschool & Kindergarten | 19.6 |
14 | 78.6% | 14.3% | - | - | 7.1% |
| Foothill Montessori School | 19.8 |
37 | 40.5% | 27.0% | 2.7% | - | 29.7% |
| Foothill Montessori | 19.8 |
33 | 57.6% | 36.4% | 6.1% | - | - |
| La Petite Academy | 19.8 |
30 | 30.0% | 36.7% | 30.0% | - | 3.3% |
| Calvary Chapel Academy | 20.0 |
151 | 52.3% | 25.2% | 5.3% | - | 17.2% |
| Anaheim Hills Montessori | 20.1 |
70 | 14.3% | 12.9% | 1.4% | - | 71.4% |
| Kindercare Learning Center | 20.2 |
7 | 42.9% | 14.3% | - | 14.3% | 28.6% |
| Dbc Children's Center | 20.4 |
10 | 20.0% | 20.0% | - | 10.0% | 50.0% |
| Serrano Heights Academy | 20.5 |
20 | 65.0% | 5.0% | - | - | 30.0% |
| American Montessori Academy | 20.8 |
21 | 52.4% | 23.8% | - | - | 23.8% |
| Hephatha Lutheran School | 20.8 |
184 | 77.2% | 7.1% | 0.5% | 0.5% | 14.7% |
| Calvary Christian School | 20.8 |
79 | 63.3% | 19.0% | 3.8% | - | 13.9% |
| Childrens Montessori Center Of Via Verde | 20.8 |
27 | 55.6% | 22.2% | 22.2% | - | - |
| St James Catholic School | 21.0 |
209 | 17.7% | 70.3% | 4.3% | 1.9% | 5.7% |
| Arrow Montessori School Of San | 21.1 |
106 | 24.5% | 24.5% | 24.5% | - | 26.4% |
| Friends Christian Elementary School | 21.2 |
914 | 85.1% | 4.5% | 3.2% | 2.0% | 5.3% |
| Discovery World Montessori | 21.3 |
25 | 28.0% | 4.0% | 12.0% | 32.0% | 24.0% |
| Yorba Linda Preschool & Kindergarten | 21.4 |
2 | 50.0% | 50.0% | - | - | - |
| Fairmont Private School | 21.4 |
490 | 37.8% | 9.6% | 1.4% | - | 51.2% |
| Montessori School Of Diamond Bar | 21.4 |
12 | 33.3% | 25.0% | - | - | 41.7% |
| Sonrise Christian School-san Dimas | 21.5 |
119 | 68.1% | 15.1% | 5.0% | 1.7% | 10.1% |
| The Cross Christian School | 21.7 |
51 | 5.9% | 9.8% | 3.9% | - | 80.4% |
| Kid Junction | 21.7 |
16 | 6.2% | 37.5% | - | - | 56.2% |
| Diamond Canyon Christian Preschool | 21.7 |
30 | - | - | - | - | 100.0% |
| Walnut United Methodist Preschool | 21.7 |
12 | 8.3% | 8.3% | - | - | 83.3% |
| Hillsborough Private | 21.9 |
18 | 77.8% | 16.7% | 5.6% | - | - |
| Integrity Christian School | 21.9 |
3 | 100.0% | - | - | - | - |
| Pine Tree Preschool Montessor | 22.0 |
4 | 50.0% | - | 25.0% | - | 25.0% |
| Heritage Oak Private School | 22.1 |
533 | 43.5% | 17.4% | 4.3% | 8.6% | 26.1% |
| Kindergarten Ranch School | 22.1 |
9 | 55.6% | 44.4% | - | - | - |
| Discovery Depot | 22.2 |
56 | 57.1% | 19.6% | 1.8% | - | 21.4% |
| Salem Lutheran School | 22.4 |
440 | 90.9% | 3.4% | 0.9% | - | 4.8% |
| Little Friends Preschool & Kindergarten | 22.4 |
206 | 89.8% | - | 1.9% | - | 8.3% |
| Walnut Valley Montessori School | 22.5 |
28 | 14.3% | 21.4% | 17.9% | - | 46.4% |
| St Dorothy Elementary School | 22.5 |
281 | 59.1% | 35.6% | 0.4% | - | 5.0% |
| St Louise De Marillac School | 22.5 |
311 | 42.4% | 44.7% | 0.6% | 2.6% | 9.6% |
| Fairway Education Center | 22.9 |
26 | 3.8% | - | - | - | 96.2% |
| West Covina Hills Adventist School | 23.0 |
54 | 16.7% | 31.5% | 9.3% | - | 42.6% |
| Sonrise Christian School | 23.0 |
464 | 47.6% | 35.1% | 5.4% | 1.3% | 10.6% |
| Sonrise Christian School | 23.0 |
463 | 47.1% | 35.2% | 5.8% | 1.3% | 10.6% |
| Kids Cottage | 23.0 |
18 | 61.1% | 22.2% | 11.1% | - | 5.6% |
| Hope Lutheran Elem School | 23.0 |
139 | 77.0% | 15.1% | 2.2% | - | 5.8% |
| American Future Learning Center | 23.2 |
39 | 30.8% | 64.1% | 5.1% | - | - |
| Oakridge Private School | 23.2 |
262 | 51.9% | 7.3% | 3.1% | 0.8% | 37.0% |
| Covina Development Center | 23.3 |
12 | 16.7% | 66.7% | 8.3% | - | 8.3% |
| Kindercare Learning Center | 23.5 |
12 | 83.3% | 8.3% | 8.3% | - | - |
| Trinity Lutheran Christian School | 23.5 |
178 | 74.7% | 6.7% | 1.1% | 1.1% | 16.3% |
| Gateway Montessori School | 23.6 |
9 | 55.6% | 33.3% | 11.1% | - | - |
| Cumorah Academy | 23.6 |
8 | 37.5% | 50.0% | 12.5% | - | - |
| Foothill Christian School | 23.7 |
601 | 54.4% | 26.1% | 9.5% | 0.5% | 9.5% |
| Kandyland Academy | 23.8 |
22 | - | 9.1% | - | - | 90.9% |
| Brea Olinda Friends Christian School | 23.9 |
177 | 78.5% | 4.5% | 4.0% | - | 13.0% |
| Covina Gateway Montessori School | 23.9 |
2 | 50.0% | 50.0% | - | - | - |
| Ready Set Grow Preschool And Kindergarten | 24.0 |
10 | 10.0% | 90.0% | - | - | - |
| Placentia Towne & Country Early Education Center | 24.1 |
12 | 66.7% | 16.7% | - | - | 16.7% |
| Christ Lutheran School | 24.2 |
255 | 28.2% | 44.3% | 6.7% | - | 20.8% |
| La Purisima School | 24.2 |
244 | 54.1% | 27.0% | 0.4% | - | 18.4% |
| First Baptist Preschool | 24.2 |
23 | 43.5% | 8.7% | 8.7% | 34.8% | 4.3% |
| Covina Christian Preschool | 24.3 |
11 | 18.2% | 81.8% | - | - | - |
| St Joseph Elementary School | 24.3 |
273 | 51.6% | 26.7% | 1.5% | 1.5% | 18.7% |
| Discovery Montessori Preschool Kindergarten | 24.3 |
25 | 12.0% | 72.0% | - | - | 16.0% |
| Independence Christian School | 24.3 |
179 | 75.4% | 19.6% | 5.0% | - | - |
| Sacred Heart Elementary School | 24.5 |
294 | 21.1% | 62.9% | - | - | 16.0% |
| Tec-canal St Elementary School | 24.5 |
88 | 68.2% | 28.4% | 3.4% | - | - |
| St Paul's Lutheran School | 24.6 |
605 | 84.0% | 11.6% | 1.2% | - | 3.3% |
| Hillside Montessori School | 24.6 |
13 | 76.9% | 7.7% | - | - | 15.4% |
| Acacia Montessori Center | 24.6 |
11 | - | 81.8% | 9.1% | - | 9.1% |
| Fullerton Christian Preschool | 24.7 |
12 | - | - | - | - | 100.0% |
| Yucaipa Christian School | 24.7 |
171 | 74.9% | 17.5% | 1.8% | 3.5% | 2.3% |
| June Bug Preschool | 24.8 |
2 | 50.0% | - | 50.0% | - | - |
| The Childrens House | 24.8 |
15 | 80.0% | 20.0% | - | - | - |
| Prime Time School | 25.0 |
5 | 20.0% | - | 60.0% | - | 20.0% |
