| Garden Gate Montessori School | 0.0 |
19 | 63.2% | 5.3% | 15.8% | - | 15.8% |
| Trinity Christian School | 3.8 |
278 | 82.4% | 7.9% | 4.0% | 1.8% | 4.0% |
| Shorewood Early Learning | 4.2 |
45 | 64.4% | 6.7% | 22.2% | - | 6.7% |
| Holy Family School | 4.3 |
299 | 91.3% | 8.7% | - | - | - |
| St Mary Immaculate Parish School | 5.2 |
497 | 93.0% | 4.0% | - | - | 3.0% |
| Elite Children's Academy | 7.0 |
11 | 81.8% | - | 9.1% | - | 9.1% |
| Bobbie Noonans Child Care | 7.2 |
18 | 83.3% | 5.6% | 11.1% | - | - |
| St Jude School | 7.8 |
192 | 82.3% | 9.4% | 6.2% | - | 2.1% |
| Our Savior Lutheran Preschool | 7.8 |
19 | 94.7% | - | 5.3% | - | - |
| Franciscan Learning Center | 8.0 |
25 | 100.0% | - | - | - | - |
| Joliet Montessori School | 8.2 |
96 | 85.4% | 4.2% | 6.2% | - | 4.2% |
| St Paul The Apostle School | 8.4 |
423 | 91.3% | 6.6% | 0.9% | - | 1.2% |
| Cross Ev Lutheran School | 8.8 |
271 | 91.1% | 2.2% | 4.8% | - | 1.8% |
| Peaceful Pathways Montessori | 8.9 |
21 | 90.5% | 4.8% | - | - | 4.8% |
| Cathedral Of St Raymond School | 9.2 |
481 | 93.1% | 5.8% | 0.6% | - | 0.4% |
| St Patrick Grade School | 9.5 |
263 | - | 97.3% | 0.8% | - | 1.9% |
| Kindercare Learning Center-naperville | 9.7 |
20 | 60.0% | 25.0% | 5.0% | - | 10.0% |
| St Peter Lutheran School | 10.0 |
50 | 46.0% | 26.0% | 26.0% | - | 2.0% |
| St Mary Nativity School | 10.0 |
110 | 67.3% | 28.2% | 2.7% | - | 1.8% |
| St Joseph Elementary School | 10.3 |
150 | 42.0% | 48.7% | 9.3% | - | - |
| Parkview Christian Academy | 11.0 |
91 | 90.1% | 3.3% | 5.5% | - | 1.1% |
| Kindercare Learning Centers | 11.6 |
20 | 55.0% | 20.0% | 25.0% | - | - |
| St Dennis School | 11.8 |
190 | 92.1% | 4.2% | 2.1% | - | 1.6% |
| St Andrew The Apostle | 11.9 |
200 | 60.0% | 22.5% | 9.5% | 0.5% | 7.5% |
| St Luke Lutheran School | 12.0 |
110 | 81.8% | 11.8% | - | - | 6.4% |
| Wheatland Salem Christian Academy | 12.1 |
28 | 57.1% | - | - | - | 42.9% |
| St Joseph Elementary School | 12.2 |
235 | 95.3% | 2.1% | - | - | 2.6% |
| Bible Baptist Christian Academy | 12.3 |
126 | 27.8% | 2.4% | 65.9% | - | 4.0% |
| St Mary Magdalene | 12.4 |
107 | 30.8% | 31.8% | 37.4% | - | - |
| Bobbie Noonans Child Care Center | 12.5 |
15 | 86.7% | 13.3% | - | - | - |
| Montessori Children's Garden | 12.7 |
27 | 81.5% | 11.1% | - | - | 7.4% |
| Naperville Montessori School | 12.7 |
32 | 21.9% | 3.1% | 3.1% | - | 71.9% |
| Discover Montessori - Learning Center | 12.9 |
2 | - | - | - | - | 100.0% |
| Our Lady Of Good Counsel School | 13.6 |
190 | 62.6% | 33.2% | - | - | 4.2% |
| Kindercare Learning Center | 13.6 |
24 | 75.0% | 4.2% | 16.7% | - | 4.2% |
| St Peter School | 13.6 |
114 | 43.9% | 44.7% | 8.8% | - | 2.6% |
| St Pauls Lutheran School | 14.0 |
141 | 71.6% | 16.3% | 12.1% | - | - |
| Providence Early Ed Center | 14.4 |
17 | 94.1% | 5.9% | - | - | - |
| Kindercare Learning Center | 14.5 |
31 | 32.3% | 35.5% | 32.3% | - | - |
| St Therese Of Jesus | 14.5 |
80 | 2.5% | 96.2% | - | - | 1.2% |
| Kensington School Of Naperville | 14.6 |
20 | 50.0% | 40.0% | 10.0% | - | - |
| Holy Angels Catholic School | 14.6 |
554 | 90.6% | 6.5% | 1.1% | - | 1.8% |
| Archbishop Romero Catholic School | 14.7 |
131 | 0.8% | 98.5% | 0.8% | - | - |
| Montessori Elementary School Of Southwest Cook Cty | 14.8 |
70 | 91.4% | 2.9% | 1.4% | - | 4.3% |
| New Life Christian Academy | 14.9 |
14 | - | 21.4% | 78.6% | - | - |
| Kindercare Learning Centers | 14.9 |
20 | 65.0% | 10.0% | 10.0% | - | 15.0% |
| Immaculate Conception School | 14.9 |
223 | 100.0% | - | - | - | - |
| Bethany Lutheran School | 14.9 |
213 | 96.7% | 0.9% | 1.4% | - | 0.9% |
| Knowledge Beginnings | 15.0 |
16 | 68.8% | - | 12.5% | - | 18.8% |
| St Alphonsus & St Patrick School | 15.0 |
229 | 72.5% | 18.8% | 1.3% | - | 7.4% |
| All About Kids Montessori School | 15.0 |
10 | 70.0% | - | 20.0% | - | 10.0% |
| St Alphonsus St Patrick School | 15.0 |
231 | 92.6% | 2.2% | 1.3% | - | 3.9% |
| Chesterbrook Academy | 15.1 |
39 | 79.5% | - | 5.1% | - | 15.4% |
| New Beginnings Christian Montessori | 15.1 |
88 | 63.6% | 2.3% | 19.3% | - | 14.8% |
| Morris Christian School | 15.2 |
21 | 76.2% | 4.8% | 4.8% | - | 14.3% |
| St Mark's Child Development Center | 15.3 |
18 | 55.6% | 22.2% | 16.7% | - | 5.6% |
| St Joseph Catholic School | 15.4 |
192 | 43.2% | 50.5% | 5.2% | - | 1.0% |
| Chesterbrook Academy Elementary School | 15.4 |
93 | 67.7% | 1.1% | 9.7% | - | 21.5% |
| St Raphael Elementary School | 15.5 |
320 | 95.9% | 1.2% | 0.3% | - | 2.5% |
| St Dominic Elementary School | 15.6 |
239 | 79.5% | 10.0% | 4.2% | - | 6.3% |
| Covenant Christian School | 15.7 |
79 | 39.2% | 15.2% | 40.5% | - | 5.1% |
| Calvary Christian School | 15.7 |
387 | 73.9% | 3.4% | 12.7% | 1.0% | 9.0% |
| St Mary Catholic School | 15.8 |
208 | 86.1% | 8.7% | - | 1.0% | 4.3% |
| Ivy League Montessorio | 15.9 |
11 | 100.0% | - | - | - | - |
| Fox Valley Montessori School | 15.9 |
42 | 57.1% | 4.8% | 7.1% | 19.0% | 11.9% |
| All Saints Catholic Academy | 16.1 |
392 | 88.5% | 7.1% | 2.3% | 0.3% | 1.8% |
| Mary Sears Children's Academy | 16.2 |
29 | 100.0% | - | - | - | - |
| Aurora Montessori School | 16.2 |
31 | 19.4% | 3.2% | 3.2% | - | 74.2% |
| St Rita Of Cascia School | 16.2 |
261 | 54.4% | 38.7% | 1.9% | - | 5.0% |
| St Jude School | 16.3 |
325 | 92.0% | 4.3% | 1.8% | - | 1.8% |
| White Pines Academy | 16.9 |
70 | 81.4% | 8.6% | - | - | 10.0% |
| Ss Cyril & Methodius School | 16.9 |
506 | 97.8% | 1.2% | - | - | 1.0% |
| Annunciation Of The Bvm School | 16.9 |
230 | 90.0% | 8.3% | 0.4% | - | 1.3% |
| Ss Peter & Paul School | 17.1 |
635 | 97.6% | 0.6% | 0.2% | - | 1.6% |
| Icn Full-time School Program | 17.2 |
18 | 22.2% | - | - | - | 77.8% |
| St Joseph Catholic Elementary School | 17.2 |
163 | 98.2% | 1.2% | - | - | 0.6% |
| Dupage Montessori School - Naperville | 17.3 |
104 | 26.9% | 5.8% | 15.4% | - | 51.9% |
| Resurrection Lutheran School | 17.4 |
58 | 93.1% | 5.2% | 1.7% | - | - |
| Naperville Christian Academy | 17.5 |
68 | 91.2% | - | 2.9% | - | 5.9% |
| Montessori Moppet Centre Inc | 17.5 |
31 | 32.3% | - | - | - | 67.7% |
| New Day Montessori | 17.5 |
15 | 60.0% | 6.7% | 20.0% | - | 13.3% |
| The Balkwill School | 17.5 |
9 | 66.7% | - | 11.1% | - | 22.2% |
| Montessori School Of Lisle | 17.6 |
15 | 73.3% | - | 6.7% | - | 20.0% |
| Edward Academy | 17.8 |
29 | 75.9% | 13.8% | 10.3% | - | - |
| Prairie View Montessori | 18.0 |
6 | 16.7% | - | 16.7% | - | 66.7% |
| Kindercare Learning Center #935 | 18.0 |
5 | 80.0% | 20.0% | - | - | - |
| Kindercare Learning Center | 18.1 |
25 | 84.0% | 12.0% | 4.0% | - | - |
| Childrens Creative Corner | 18.1 |
9 | 77.8% | - | 11.1% | - | 11.1% |
| Gingercare | 18.2 |
11 | 81.8% | - | 9.1% | - | 9.1% |
| Bobbie Noonan's Child Care | 18.3 |
18 | 88.9% | - | - | - | 11.1% |
| St Scholastica Elem School | 18.3 |
279 | 71.0% | 7.5% | 3.2% | - | 18.3% |
| St Rose School | 18.4 |
114 | 95.6% | 1.8% | - | - | 2.6% |
| Creme De La Creme | 18.6 |
30 | 60.0% | 10.0% | 23.3% | - | 6.7% |
| All About Children | 18.7 |
11 | 90.9% | 9.1% | - | - | - |
| Montessori Of Woodridge | 18.8 |
2 | 100.0% | - | - | - | - |
| For Kids Only Inc #2 | 18.8 |
9 | 100.0% | - | - | - | - |
| North Aurora Seventh-day Adventist School | 18.8 |
14 | 14.3% | 64.3% | - | - | 21.4% |
| Mary Sears Children's Academy | 19.1 |
34 | 94.1% | 5.9% | - | - | - |
| Sandbox Preschool & Child Care | 19.3 |
88 | 90.9% | 2.3% | 1.1% | - | 5.7% |
| Four Winds Waldorf School | 19.4 |
128 | 95.3% | 1.6% | 1.6% | - | 1.6% |
| St Irene Elementary School | 19.4 |
153 | 93.5% | 4.6% | 2.0% | - | - |
| A Generation Ahead Child Care/learning Center | 19.6 |
13 | 53.8% | 7.7% | 7.7% | 7.7% | 23.1% |
| Oakview Montessori Children's House | 19.7 |
5 | 100.0% | - | - | - | - |
| St Mary Elementary School | 19.9 |
392 | 95.9% | 1.5% | 0.8% | - | 1.8% |
| Kindercare Learning Center | 20.0 |
12 | 83.3% | - | 8.3% | - | 8.3% |
| Mi Sol Montessori Preschool | 20.0 |
6 | 50.0% | 50.0% | - | - | - |
| Rosehill Montessori School | 20.0 |
13 | 53.8% | 7.7% | - | - | 38.5% |
| Immanuel Lutheran School | 20.1 |
186 | 93.5% | 1.1% | 1.6% | - | 3.8% |
| Computer Assoc Lisle Child Development Center | 20.3 |
4 | 50.0% | - | 25.0% | - | 25.0% |
| Montessori Academy | 20.3 |
66 | 78.8% | 4.5% | 6.1% | - | 10.6% |
| Chesterbrook Academy | 20.5 |
18 | 83.3% | 5.6% | 5.6% | - | 5.6% |
| Mary Sears Childrens Academy | 20.7 |
30 | 70.0% | - | 16.7% | - | 13.3% |
| Seventh Day Adventist School | 20.8 |
5 | 100.0% | - | - | - | - |
| Kindercare Learning Center | 20.8 |
12 | 41.7% | 16.7% | 41.7% | - | - |
| Downers Grove Adventist School | 20.9 |
29 | 55.2% | 20.7% | 17.2% | - | 6.9% |
| Montessori Pebbles | 21.0 |
10 | - | - | - | - | 100.0% |
| Good Shepherd Lutheran School | 21.2 |
63 | 92.1% | - | 4.8% | - | 3.2% |
| Avery Coonley School | 21.2 |
286 | 69.2% | 3.8% | 1.4% | 1.0% | 24.5% |
| Chesterbrook Academy | 21.2 |
10 | 80.0% | - | 10.0% | - | 10.0% |
| St John Early Learning Center | 21.3 |
7 | 85.7% | - | - | - | 14.3% |
| Somonauk Christian School | 21.6 |
49 | 95.9% | 2.0% | - | - | 2.0% |
| Our Lady Of Peace School | 21.6 |
447 | 87.2% | 3.4% | 0.7% | - | 8.7% |
| Kindercare Learning Center | 21.7 |
15 | 80.0% | - | 13.3% | - | 6.7% |
| Downers Grove Christian School | 21.8 |
149 | 83.9% | 7.4% | 2.0% | 0.7% | 6.0% |
| Chesterbrook Academy | 22.0 |
17 | 94.1% | 5.9% | - | - | - |
| Sandbox Learning Center | 22.0 |
12 | 91.7% | - | 8.3% | - | - |
| St Michael School | 22.1 |
619 | 94.2% | 4.0% | - | 0.6% | 1.1% |
| St Joseph School | 22.1 |
387 | 95.1% | 0.8% | 0.3% | 0.5% | 3.4% |
| St Mark Christian Montessori Preschool | 22.2 |
4 | 75.0% | 25.0% | - | - | - |
| Triple R Child Care | 22.4 |
16 | 81.2% | 6.2% | 6.2% | - | 6.2% |
| Mason Christian Academy | 22.4 |
9 | 100.0% | - | - | - | - |
| Noonan Elementary Academy | 22.4 |
339 | 95.6% | 1.2% | 2.4% | - | 0.9% |
| Kingswood Academy | 22.4 |
109 | 62.4% | 21.1% | 4.6% | - | 11.9% |
| Cardinal Joseph Bernardin Catholic School | 22.6 |
725 | 91.9% | 3.6% | 0.4% | - | 4.1% |
| St Mary Of Gostyn Elem School | 22.7 |
517 | 94.6% | 1.5% | - | - | 3.9% |
| St John The Baptist School | 22.8 |
206 | 88.8% | 4.4% | 1.0% | - | 5.8% |
| Kindercare Learning Center | 22.8 |
17 | 82.4% | - | 5.9% | - | 11.8% |
| Kindercare Learning Center | 23.1 |
25 | 60.0% | 12.0% | 16.0% | - | 12.0% |
| Trinity Lutheran Preschool & Kindergarten | 23.1 |
6 | 66.7% | 16.7% | - | - | 16.7% |
| Holy Trinity School | 23.1 |
202 | 72.8% | 6.4% | 11.4% | - | 9.4% |
| Christian Hills School | 23.1 |
143 | 65.7% | 7.7% | 7.7% | - | 18.9% |
| Seton Montessori School | 23.2 |
30 | 76.7% | 3.3% | - | - | 20.0% |
| St Michael Elementary School | 23.4 |
544 | 88.8% | 5.0% | 0.2% | - | 6.1% |
| Trinity Lutheran School | 23.4 |
107 | 81.3% | 9.3% | 3.7% | - | 5.6% |
| St Peter Elementary School | 23.4 |
512 | 95.5% | 2.7% | - | - | 1.8% |
| Faith Christian Beginner School | 23.4 |
41 | 95.1% | - | - | - | 4.9% |
| Mansio Mens Montessori School | 23.4 |
13 | 76.9% | - | - | - | 23.1% |
| St Mary Elementary School | 23.6 |
141 | 80.9% | 14.9% | - | - | 4.3% |
| Bobbie Noonans Child Care | 23.7 |
20 | 90.0% | - | 10.0% | - | - |
| St John Lutheran School | 23.7 |
168 | 92.3% | 3.6% | 3.6% | - | 0.6% |
| Landmark Christian Academy | 23.8 |
71 | 52.1% | 9.9% | 35.2% | - | 2.8% |
| Clapham School | 23.8 |
41 | 97.6% | - | - | - | 2.4% |
| The Village Children's Academy | 23.9 |
17 | 76.5% | 5.9% | 5.9% | - | 11.8% |
| Bright Horizons Early Education Center | 24.0 |
13 | 69.2% | 15.4% | 7.7% | - | 7.7% |
| Bobbie Noonan's Child Care | 24.1 |
15 | 86.7% | - | 6.7% | - | 6.7% |
| Wheaton Christian Grammar School | 24.3 |
494 | 92.7% | 1.0% | 2.4% | 0.2% | 3.6% |
| Kensington School Of St Charles | 24.3 |
17 | 100.0% | - | - | - | - |
| Notre Dame School | 24.4 |
248 | 98.0% | 0.4% | 0.4% | - | 1.2% |
| Bobbie Noonans Child Care | 24.4 |
10 | 90.0% | - | 10.0% | - | - |
| Kindercare Learning Center | 24.4 |
8 | 87.5% | - | 12.5% | - | - |
| Southwest Suburban Montessori | 24.5 |
31 | 93.5% | 6.5% | - | - | - |
| Wheaton Montessori School | 24.6 |
47 | 57.4% | 2.1% | 10.6% | - | 29.8% |
| St Isaac Jogues Elem School | 24.7 |
596 | 93.1% | 2.0% | 1.3% | 2.7% | 0.8% |
| Dupage Montessori School - Wheaton | 24.8 |
6 | 50.0% | 16.7% | 16.7% | - | 16.7% |
| Zion Lutheran School | 24.9 |
111 | 96.4% | 0.9% | 2.7% | - | - |
| St Petronille School | 24.9 |
531 | 97.7% | - | 0.2% | - | 2.1% |
| Bridges Montessori Academy | 25.0 |
96 | 97.9% | - | - | - | 2.1% |
| Diamante Montessori School | 25.0 |
17 | 94.1% | - | - | - | 5.9% |
