| Name | City | Grade range |
|---|---|---|
| Aldea Non-Public | Napa | None |
| Anova Center For Education, Site 2 | American Canyon | None |
| Blue Oak School | Napa | elementary |
| Calvary Baptist Christian Academy | American Canyon | K-12 |
| Foothills Adventist Elementary | St. Helena | elementary |
| Grace Academy Of Napa Valley | Napa | None |
| Harvest Christian Academy | Napa | other |
| Heritage House Academy | Napa | None |
| Hopewell Baptist Christian Academy | Napa | K-12 |
| Justin-Siena High School | Napa | high |
| Kolbe Academy | Napa | K-12 |
| Kolbe Academy And Trinity Prep | Napa | K-12 |
| Napa Christian Campus Of Education | Napa | K-12 |
| Pacific Union College Elementary | Angwin | elementary |
| Pacific Union College Preparatory | Angwin | high |
| St. Apollinaris Elementary | Napa | elementary |
| St. Helena Catholic | St. Helena | elementary |
| St. Helena Montessori | St. Helena | elementary |
| St. John The Baptist Catholic | Napa | elementary |
| St. John's Lutheran Elementary | Napa | elementary |
| Sunrise Montessori Of Napa Valley | Napa | elementary |
| The Young School | St. Helena | elementary |