| The Young School | 2.4 |
40 | 95.0% | 5.0% | - | - | - |
| St Helena Catholic School | 2.4 |
90 | 67.8% | 25.6% | - | - | 6.7% |
| St Helen Montessori School | 2.4 |
50 | 94.0% | 6.0% | - | - | - |
| Pacific Union College Elementary School | 2.4 |
128 | 69.5% | 10.9% | 10.9% | 1.6% | 7.0% |
| Bethlehem Children's Center & Kindergarten | 10.8 |
33 | 93.9% | 6.1% | - | - | - |
| Brush Creek Montessori | 12.5 |
28 | 92.9% | - | - | - | 7.1% |
| St Eugene Cathedral School | 13.4 |
350 | 84.0% | 7.4% | 0.9% | 1.7% | 6.0% |
| Merryhill School | 13.7 |
87 | 85.1% | 5.7% | 3.4% | - | 5.7% |
| St Luke Lutheran School | 14.8 |
83 | 94.0% | 2.4% | 2.4% | 1.2% | - |
| St Rose Elementary School | 15.1 |
344 | 89.8% | 5.8% | 1.5% | 0.9% | 2.0% |
| Sunrise Montessori Of Napa Valley | 15.8 |
64 | 93.8% | 3.1% | 1.6% | - | 1.6% |
| Middletown Sda School | 16.4 |
20 | 80.0% | 15.0% | - | 5.0% | - |
| St Michael's Orthodox School | 16.5 |
13 | 100.0% | - | - | - | - |
| College Oak Montessori School | 16.5 |
8 | 87.5% | 12.5% | - | - | - |
| St Apollinaris School | 16.8 |
275 | 90.9% | 6.5% | - | - | 2.5% |
| Old Adobe School | 16.9 |
2 | 100.0% | - | - | - | - |
| St John's Lutheran School | 17.0 |
235 | 90.6% | 6.0% | 0.9% | - | 2.6% |
| Sonoma Valley Christian School | 17.1 |
45 | 86.7% | 11.1% | 2.2% | - | - |
| Countryside Preschool And Kindergarten | 17.2 |
7 | 42.9% | 28.6% | - | - | 28.6% |
| Sonoma Country Day School | 17.4 |
263 | 90.1% | 3.8% | 1.5% | - | 4.6% |
| Montessori School Of Sonoma | 17.5 |
3 | 100.0% | - | - | - | - |
| Woodside West Elementary School | 17.5 |
12 | 100.0% | - | - | - | - |
| Cross Crown Lutheran School | 18.0 |
152 | 84.2% | 8.6% | 3.3% | - | 3.9% |
| The Presentation School | 18.5 |
182 | 89.0% | 7.7% | - | - | 3.3% |
| First Christian School | 18.6 |
47 | 97.9% | - | - | - | 2.1% |
| St John The Baptist Catholic School | 19.0 |
213 | 74.6% | 23.9% | - | 0.9% | 0.5% |
| Hopper Creek Montessori | 19.1 |
2 | 100.0% | - | - | - | - |
| Windsor Christian Academy | 19.4 |
179 | 95.0% | 2.8% | 0.6% | - | 1.7% |
| Rainbow Bridge Montessori School | 19.5 |
8 | 50.0% | 12.5% | - | - | 37.5% |
| Sebastopol Christian School | 21.9 |
58 | 86.2% | 6.9% | 3.4% | - | 3.4% |
| Willow Tree School | 22.3 |
1 | 100.0% | - | - | - | - |
| Little Oaks Montessori Preschool And Kindergarten | 22.6 |
7 | 100.0% | - | - | - | - |
| Pleasant Hill Christian School | 22.7 |
58 | 98.3% | 1.7% | - | - | - |
| St Vincent Elementary School | 23.1 |
299 | 82.9% | 12.4% | 1.0% | - | 3.7% |
| Harvest Christian School | 23.5 |
118 | 85.6% | 8.5% | 1.7% | - | 4.2% |
