| Name |
County |
| Saint Roman Parish School |
Milwaukee County |
| Saint Rose of Lima School |
Grant County |
| Saint Rose Saint Mary Catholic School |
Waupaca County |
| Saint Rose Youth and Family Center School |
Milwaukee County |
| Saint Stanislaus School |
Portage County |
| Saint Stephen Lutheran School |
Dodge County |
| Saint Stephen's Evangelical Lutheran School |
Dodge County |
| Saint Thomas Aquinas Academy |
Milwaukee County |
| Saint Thomas Aquinas Academy |
Marinette County |
| Saint Thomas Aquinas School |
Racine County |
| Saint Thomas More School |
Brown County |
| Saint Victor School |
Green County |
| Saint Vincent de Paul School |
Wood County |
| Saint Vincent Pallotti School |
Milwaukee County |
| Saints Peter and Paul Catholic School |
Trempealeau County |
| Salam School |
Milwaukee County |
| Salem School |
Kenosha County |
| Saylesville Consolidated School |
Dodge County |
| School for Agricultural and Environmental Studies |
Dodge County |
| School for Early Development and Achievement |
Milwaukee County |
| School of Technology and Arts I |
La Crosse County |
| Shady Pine School |
Waushara County |
| Shapiro Stem Academy |
Winnebago County |
| Sharon Community School |
Walworth County |
| Sharon Junior Academy |
Milwaukee County |
| Sheboygan Christian School |
Sheboygan County |
| Sheboygan Falls Elementary School |
Sheboygan County |
| Shepherd of the Hills School |
Fond du Lac County |
| Shepherd of the Valley Lutheran School |
Calumet County |
| Sherman Elementary School |
Milwaukee County |
| Sherman Park Lutheran School |
Milwaukee County |
| Shiloh Christian School |
Rusk County |
| Shiocton Elementary / Middle School |
Outagamie County |
| Shullsburg School District |
Lafayette County |
| Silverbrook Intermediate School |
Washington County |
| Small World Montessori School |
Racine County |
| Solon Springs School |
Douglas County |
| South Clinton School |
Vernon County |
| South Shore School |
Bayfield County |
| Southeastern Education Center |
Milwaukee County |
| Southwestern Wisconsin Middle / High School |
Grant County |
| Sparta Area Christian School |
Monroe County |
| Sparta Meadowview Intermediate School |
Monroe County |
| Sparta Mennonite School |
Monroe County |
| Spotted Eagle Inc |
Milwaukee County |
| Star of Bethlehem Lutheran School |
Waukesha County |
| Starms Discovery School |
Milwaukee County |
| Starr Academy |
Waupaca County |
| Stevens Point Christian Academy |
Portage County |
| Stone Bank School |
Waukesha County |
| Story School |
Milwaukee County |
| Stratford Junior Senior High School |
Marathon County |
| Summit Environmental School |
La Crosse County |
| Sunbeam Special School |
Vernon County |
| Sunnyvalley Parochial School |
Monroe County |
| Sunrise Early Learning Center |
Marinette County |
| Swallow School |
Waukesha County |
| TAGOS Leadership Academy |
Rock County |
| Tamarack Waldorf School |
Milwaukee County |
| Texas Bufkin Academy |
Milwaukee County |
| The Fifth Dimension School |
Dane County |
| The Prairie School |
Racine County |
| The Richardson School |
Waukesha County |
| Theodore Robinson Intermediate School |
Rock County |
| Thorp Mennonite School |
Clark County |
| Three Angels Christian School |
Dane County |
| Thurston Woods School |
Milwaukee County |
| Tigerton Middle and High School |
Shawano County |
| Tomah Baptist Academy |
Monroe County |
| Townsend Street School |
Milwaukee County |
| Trevor - Wilmot Consolidated Grade School |
Kenosha County |
| Tricenter Alternative School |
Washington County |
| Trinity - Saint Lukes Lutheran School Clark Street Campus |
Jefferson County |
| Trinity - Saint Lukes Lutheran School Western Avenue Campus |
Jefferson County |
| Trinity Baptist School |
Fond du Lac County |
