| Foothills Adventist Elementary School | 2.4 |
86 | 68.6% | 18.6% | 5.8% | - | 7.0% |
| The Young School | 4.5 |
40 | 95.0% | 5.0% | - | - | - |
| St Helena Catholic School | 4.6 |
90 | 67.8% | 25.6% | - | - | 6.7% |
| St Helen Montessori School | 4.6 |
50 | 94.0% | 6.0% | - | - | - |
| Bethlehem Children's Center & Kindergarten | 13.0 |
33 | 93.9% | 6.1% | - | - | - |
| Brush Creek Montessori | 14.7 |
28 | 92.9% | - | - | - | 7.1% |
| St Eugene Cathedral School | 15.7 |
350 | 84.0% | 7.4% | 0.9% | 1.7% | 6.0% |
| Middletown Sda School | 15.7 |
20 | 80.0% | 15.0% | - | 5.0% | - |
| Merryhill School | 16.1 |
87 | 85.1% | 5.7% | 3.4% | - | 5.7% |
| Sunrise Montessori Of Napa Valley | 16.8 |
64 | 93.8% | 3.1% | 1.6% | - | 1.6% |
| St Luke Lutheran School | 17.0 |
83 | 94.0% | 2.4% | 2.4% | 1.2% | - |
| St Rose Elementary School | 17.0 |
344 | 89.8% | 5.8% | 1.5% | 0.9% | 2.0% |
| St Apollinaris School | 17.9 |
275 | 90.9% | 6.5% | - | - | 2.5% |
| St John's Lutheran School | 18.2 |
235 | 90.6% | 6.0% | 0.9% | - | 2.6% |
| College Oak Montessori School | 18.7 |
8 | 87.5% | 12.5% | - | - | - |
| St Michael's Orthodox School | 18.7 |
13 | 100.0% | - | - | - | - |
| Old Adobe School | 18.8 |
2 | 100.0% | - | - | - | - |
| Sonoma Valley Christian School | 19.0 |
45 | 86.7% | 11.1% | 2.2% | - | - |
| Sonoma Country Day School | 19.1 |
263 | 90.1% | 3.8% | 1.5% | - | 4.6% |
| Countryside Preschool And Kindergarten | 19.3 |
7 | 42.9% | 28.6% | - | - | 28.6% |
| Montessori School Of Sonoma | 19.3 |
3 | 100.0% | - | - | - | - |
| Woodside West Elementary School | 19.6 |
12 | 100.0% | - | - | - | - |
| First Christian School | 19.8 |
47 | 97.9% | - | - | - | 2.1% |
| St John The Baptist Catholic School | 20.0 |
213 | 74.6% | 23.9% | - | 0.9% | 0.5% |
| Hopper Creek Montessori | 20.2 |
2 | 100.0% | - | - | - | - |
| The Presentation School | 20.5 |
182 | 89.0% | 7.7% | - | - | 3.3% |
| Cross Crown Lutheran School | 20.5 |
152 | 84.2% | 8.6% | 3.3% | - | 3.9% |
| Windsor Christian Academy | 20.8 |
179 | 95.0% | 2.8% | 0.6% | - | 1.7% |
| Rainbow Bridge Montessori School | 21.9 |
8 | 50.0% | 12.5% | - | - | 37.5% |
| Sebastopol Christian School | 24.1 |
58 | 86.2% | 6.9% | 3.4% | - | 3.4% |
| Willow Tree School | 24.7 |
1 | 100.0% | - | - | - | - |
| Little Oaks Montessori Preschool And Kindergarten | 25.0 |
7 | 100.0% | - | - | - | - |
| Pleasant Hill Christian School | 25.0 |
58 | 98.3% | 1.7% | - | - | - |
