| Milwaukee School District | Milwaukee | PK–12 | 65,599 |
| Madison Metropolitan School District | Madison | PK–12 | 25,155 |
| Green Bay Area Public School District | Green Bay | PK–12 | 18,379 |
| Kenosha School District | Kenosha | PK–12 | 18,315 |
| Racine Unified School District | Racine | PK–12 | 15,781 |
| Appleton Area School District | Appleton | PK–12 | 14,994 |
| Waukesha School District | Waukesha | PK–12 | 10,922 |
| Eau Claire Area School District | Eau Claire | PK–12 | 10,687 |
| Janesville School District | Janesville | PK–12 | 9,355 |
| Sheboygan Area School District | Sheboygan | PK–12 | 9,285 |
| Oshkosh Area School District | Oshkosh | PK–12 | 9,101 |
| Sun Prairie Area School District | Sun Prairie | PK–12 | 8,596 |
| Elmbrook School District | Brookfield | PK–12 | 7,845 |
| Wausau School District | Wausau | PK–12 | 7,738 |
| Middleton-Cross Plains Area School District | Middleton | PK–12 | 7,167 |
| Stevens Point Area Public School District | Stevens Point | PK–12 | 6,911 |
| Wauwatosa School District | Wauwatosa | PK–12 | 6,704 |
| West Allis-West Milwaukee School District | West Allis | PK–12 | 6,615 |
| Oak Creek-Franklin Joint School District | Oak Creek | PK–12 | 6,554 |
| Neenah Joint School District | Neenah | PK–12 | 6,473 |
| Fond Du Lac School District | Fond Du Lac | PK–12 | 6,457 |
| Mcfarland School District | Mcfarland | PK–12 | 5,921 |
| D C Everest Area School District | Weston | PK–12 | 5,847 |
| Verona Area School District | Verona | PK–12 | 5,796 |
| La Crosse School District | La Crosse | PK–12 | 5,717 |
| Howard-Suamico School District | Green Bay | PK–12 | 5,678 |
| West Bend School District | West Bend | PK–12 | 5,365 |
| Hamilton School District | Sussex | PK–12 | 5,131 |
| Hudson School District | Hudson | PK–12 | 5,119 |
| Kimberly Area School District | Combined Locks | PK–12 | 5,070 |
| Beloit School District | Beloit | PK–12 | 4,958 |
| Oconomowoc Area School District | Oconomowoc | PK–12 | 4,928 |
| Mukwonago School District | Mukwonago | PK–12 | 4,835 |
| Franklin Public School District | Franklin | PK–12 | 4,666 |
| Muskego-Norway School District | Muskego | PK–12 | 4,602 |
| Wisconsin Rapids School District | Wisconsin Rapids | PK–12 | 4,578 |
| Chippewa Falls Area Unified School District | Chippewa Falls | PK–12 | 4,574 |
| De Pere School District | De Pere | PK–12 | 4,485 |
| Manitowoc School District | Manitowoc | PK–12 | 4,452 |
| Waunakee Community School District | Waunakee | PK–12 | 4,415 |
| New Berlin School District | New Berlin | PK–12 | 4,334 |
| De Forest Area School District | Deforest | PK–12 | 4,246 |
| Hortonville Area School District | Hortonville | PK–12 | 4,214 |
| Oregon School District | Oregon | PK–12 | 4,186 |
| Kaukauna Area School District | Kaukauna | PK–12 | 4,044 |
| Superior School District | Superior | PK–12 | 3,900 |
| Menomonee Falls School District | Menomonee Falls | PK–12 | 3,876 |
| Pulaski Community School District | Pulaski | PK–12 | 3,848 |
| Germantown School District | Germantown | PK–12 | 3,835 |
| Holmen School District | Holmen | PK–12 | 3,787 |
| Monona Grove School District | Monona | PK–12 | 3,672 |
| West De Pere School District | De Pere | PK–12 | 3,629 |
| Marshfield Unified School District | Marshfield | PK–12 | 3,626 |
| Mequon-Thiensville School District | Mequon | PK–12 | 3,553 |
| Elkhorn Area School District | Elkhorn | PK–12 | 3,506 |
| New Richmond School District | New Richmond | PK–12 | 3,502 |
| Milton School District | Milton | PK–12 | 3,461 |
| River Falls School District | River Falls | PK–12 | 3,442 |
| Greenfield School District | Greenfield | PK–12 | 3,380 |
| Kettle Moraine School District | Wales | PK–12 | 3,361 |
| Slinger School District | Slinger | PK–12 | 3,234 |
| Medford Area Public School District | Medford | PK–12 | 3,220 |
| Ashwaubenon School District | Green Bay | PK–12 | 3,201 |
| Menomonie Area School District | Menomonie | PK–12 | 3,199 |
| Menasha Joint School District | Menasha | PK–12 | 3,121 |
| Cedarburg School District | Cedarburg | PK–12 | 3,108 |
| Watertown Unified School District | Watertown | PK–12 | 3,076 |
| Tomah Area School District | Tomah | PK–12 | 3,046 |
| Beaver Dam Unified School District | Beaver Dam | PK–12 | 3,000 |
| Onalaska School District | Onalaska | PK–12 | 2,920 |
| Pewaukee School District | Pewaukee | PK–12 | 2,907 |
| Burlington Area School District | Burlington | PK–12 | 2,876 |
| Whitefish Bay School District | Whitefish Bay | PK–12 | 2,861 |
| Sparta Area School District | Sparta | PK–12 | 2,749 |
| Stoughton Area School District | Stoughton | PK–12 | 2,735 |
| Merrill Area School District | Merrill | PK–12 | 2,686 |
| South Milwaukee School District | South Milwaukee | PK–12 | 2,686 |
| Sauk Prairie School District | Prairie Du Sac | PK–12 | 2,658 |
| Baraboo School District | Baraboo | PK–12 | 2,598 |
| Reedsburg School District | Reedsburg | PK–12 | 2,591 |
| Greendale School District | Greendale | PK–12 | 2,546 |
| Port Washington-Saukville School District | Port Washington | PK–12 | 2,415 |
| Whitnall School District | Greenfield | PK–12 | 2,364 |
| Mount Horeb Area School District | Mount Horeb | PK–12 | 2,298 |
| Rhinelander School District | Rhinelander | PK–12 | 2,295 |
| Fort Atkinson School District | Fort Atkinson | PK–12 | 2,291 |
| Grafton School District | Grafton | PK–12 | 2,192 |
| Monroe School District | Monroe | PK–12 | 2,149 |
| Rice Lake Area School District | Rice Lake | PK–12 | 2,096 |
| Shawano School District | Shawano | PK–12 | 2,079 |
| Waupaca School District | Waupaca | PK–12 | 2,066 |
| New London School District | New London | PK–12 | 2,042 |
| Luxemburg-Casco School District | Luxemburg | PK–12 | 2,021 |
| Plymouth Joint School District | Plymouth | PK–12 | 2,000 |
| Cudahy School District | Cudahy | PK–12 | 1,985 |
| Portage Community School District | Portage | PK–12 | 1,975 |
| Arrowhead Uhs School District | Hartland | 9–12 | 1,950 |
| Edgerton School District | Edgerton | PK–12 | 1,937 |
| Shorewood School District | Shorewood | PK–12 | 1,916 |
| Marinette School District | Marinette | PK–12 | 1,914 |
| Mosinee School District | Mosinee | PK–12 | 1,902 |
| Antigo Unified School District | Antigo | PK–12 | 1,899 |
| Whitewater Unified School District | Whitewater | PK–12 | 1,893 |
| Hayward Community School District | Hayward | PK–12 | 1,885 |
| Waupun School District | Waupun | PK–12 | 1,869 |
| Saint Croix Central School District | Hammond | PK–12 | 1,866 |
| Grantsburg School District | Grantsburg | PK–12 | 1,831 |
| West Salem School District | West Salem | PK–12 | 1,814 |
| Kewaskum School District | Kewaskum | PK–12 | 1,803 |
| Wisconsin Dells School District | Wisconsin Dells | PK–12 | 1,790 |
| Ashland School District | Ashland | PK–12 | 1,784 |
| Altoona School District | Altoona | PK–12 | 1,778 |
| Seymour Community School District | Seymour | PK–12 | 1,772 |
| Two Rivers Public School District | Two Rivers | PK–12 | 1,740 |
| Winneconne Community School District | Winneconne | PK–12 | 1,740 |
| Milwaukee Science Education Consortium Inc | Milwaukee | PK–12 | 1,711 |
| Ripon Area School District | Ripon | PK–12 | 1,705 |
| Lake Geneva J1 School District | Lake Geneva | PK–8 | 1,683 |
| Baldwin-Woodville Area School District | Baldwin | PK–12 | 1,678 |
| Delavan-Darien School District | Delavan | PK–12 | 1,674 |
| Oconto Falls Public School District | Oconto Falls | PK–12 | 1,673 |
| Beloit Turner School District | Beloit | PK–12 | 1,669 |
| Evansville Community School District | Evansville | PK–12 | 1,628 |
| Denmark School District | Denmark | PK–12 | 1,620 |
| Brown Deer School District | Brown Deer | PK–12 | 1,613 |
| Jefferson School District | Jefferson | PK–12 | 1,612 |
| Ellsworth Community School District | Ellsworth | PK–12 | 1,597 |
| Little Chute Area School District | Little Chute | PK–12 | 1,586 |
| North Fond Du Lac School District | North Fond Du Lac | PK–12 | 1,571 |
| Black River Falls School District | Black River Falls | PK–12 | 1,552 |
| United Community Center Inc | Milwaukee | PK–8 | 1,552 |
| Platteville School District | Platteville | PK–12 | 1,544 |
| Freedom Area School District | Freedom | PK–12 | 1,540 |
| Sheboygan Falls School District | Sheboygan Falls | PK–12 | 1,494 |
| Waterford Graded J1 School District | Waterford | PK–8 | 1,473 |
| Lake Mills Area School District | Lake Mills | PK–12 | 1,473 |
| Lodi School District | Lodi | PK–12 | 1,461 |
| Somerset School District | Somerset | PK–12 | 1,445 |
| Osceola School District | Osceola | PK–12 | 1,421 |
| Galesville-Ettrick-Trempealeau School District | Galesville | PK–12 | 1,393 |
| Mauston School District | Mauston | PK–12 | 1,380 |
| East Troy Community School District | East Troy | PK–12 | 1,355 |
| Wrightstown Community School District | Wrightstown | PK–12 | 1,352 |
| Northland Pines School District | Eagle River | PK–12 | 1,342 |
| Hartford Uhs School District | Hartford | 9–12 | 1,324 |
| Westosha Central Uhs School District | Salem | 9–12 | 1,309 |
| Arcadia School District | Arcadia | PK–12 | 1,303 |
| Hartford J1 School District | Hartford | PK–8 | 1,301 |
| Wautoma Area School District | Wautoma | PK–12 | 1,300 |
| Campbellsport School District | Campbellsport | PK–12 | 1,299 |
| Seeds of Health Inc | Milwaukee | PK–12 | 1,287 |
| Bloomer School District | Bloomer | PK–12 | 1,285 |
| Maple School District | Maple | PK–12 | 1,271 |
| Lake Geneva-Genoa City Uhs School District | Lake Geneva | 9–12 | 1,271 |
| Adams-Friendship Area School District | Friendship | PK–12 | 1,270 |
| Amery School District | Amery | PK–12 | 1,252 |
| Kiel Area School District | Kiel | PK–12 | 1,246 |
| Tomorrow River School District | Amherst | PK–12 | 1,198 |
| Berlin Area School District | Berlin | PK–12 | 1,197 |
| Nekoosa School District | Nekoosa | PK–12 | 1,197 |
| Prescott School District | Prescott | PK–12 | 1,184 |
| Cameron School District | Cameron | PK–12 | 1,177 |
| Wittenberg-Birnamwood School District | Wittenberg | PK–12 | 1,175 |
| Elk Mound Area School District | Elk Mound | PK–12 | 1,172 |
| Northern Ozaukee School District | Fredonia | PK–12 | 1,154 |
| Tomahawk School District | Tomahawk | PK–12 | 1,142 |
| Clintonville School District | Clintonville | PK–12 | 1,129 |
| Columbus School District | Columbus | PK–12 | 1,123 |
| Richland School District | Richland Center | PK–12 | 1,121 |
| Saint Francis School District | Saint Francis | PK–12 | 1,106 |
| Hartland-Lakeside J3 School District | Hartland | PK–8 | 1,091 |
| Peshtigo School District | Peshtigo | PK–12 | 1,083 |
| Stanley-Boyd Area School District | Stanley | PK–12 | 1,069 |
| Westfield School District | Westfield | PK–12 | 1,064 |
| Barron Area School District | Barron | PK–12 | 1,059 |
| River Valley School District | Spring Green | PK–12 | 1,055 |
| Chilton School District | Chilton | PK–12 | 1,048 |
| Nicolet Union High School School District | Glendale | 9–12 | 1,043 |
| Dodgeville School District | Dodgeville | PK–12 | 1,035 |
| Union Grove Uhs School District | Union Grove | 9–12 | 1,032 |
| Viroqua Area School District | Viroqua | PK–12 | 1,031 |
| Omro School District | Omro | PK–12 | 1,030 |
| Sturgeon Bay School District | Sturgeon Bay | PK–12 | 1,013 |
| Oostburg School District | Oostburg | PK–12 | 1,011 |
| Westby Area School District | Westby | PK–12 | 1,007 |
| Clinton Community School District | Clinton | PK–12 | 1,003 |
| Southern Door County School District | Brussels | PK–12 | 1,001 |
| Spooner Area School District | Spooner | PK–12 | 1,000 |
| Menominee Indian School District | Keshena | PK–12 | 994 |
| New Holstein School District | New Holstein | PK–12 | 994 |
| Durand-Arkansaw School District | Durand | PK–12 | 994 |
| Mondovi School District | Mondovi | PK–12 | 991 |
| Lancaster Community School District | Lancaster | PK–12 | 991 |
| Saint Croix Falls School District | Saint Croix Falls | PK–12 | 991 |
| Poynette School District | Poynette | PK–12 | 990 |
| Lomira School District | Lomira | PK–12 | 985 |
| Brodhead School District | Brodhead | PK–12 | 975 |
| Glendale-River Hills School District | Glendale | PK–8 | 973 |
| Brillion School District | Brillion | PK–12 | 965 |
| Marshall School District | Marshall | PK–12 | 964 |
| Valders Area School District | Valders | PK–12 | 961 |
| New Glarus School District | New Glarus | PK–12 | 953 |
| Fall Creek School District | Fall Creek | PK–12 | 949 |
| Mishicot School District | Mishicot | PK–12 | 945 |
| Mayville School District | Mayville | PK–12 | 944 |
| Salem School District | Salem | PK–8 | 936 |
| Belleville School District | Belleville | PK–12 | 936 |
| Chetek-Weyerhaeuser Area School District | Chetek | PK–12 | 931 |
| Colby School District | Colby | PK–12 | 930 |
| Cumberland School District | Cumberland | PK–12 | 924 |
| Oconto Unified School District | Oconto | PK–12 | 922 |
| Prairie Du Chien Area School District | Prairie Du Chien | PK–12 | 917 |
| Unity School District | Balsam Lake | PK–12 | 915 |
| Cambridge School District | Cambridge | PK–12 | 912 |
| Rosendale-Brandon School District | Rosendale | PK–12 | 904 |
| Darlington Community School District | Darlington | PK–12 | 899 |
| Merton Community School District | Hartland | PK–8 | 894 |
| Waterford Uhs School District | Waterford | 9–12 | 889 |
| Union Grove J1 School District | Union Grove | PK–8 | 886 |
| Howards Grove School District | Howards Grove | PK–12 | 874 |
| Kewaunee School District | Kewaunee | PK–12 | 866 |
| Pardeeville Area School District | Pardeeville | PK–12 | 863 |
| Cedar Grove-Belgium Area School District | Cedar Grove | PK–12 | 850 |
| Neillsville School District | Neillsville | PK–12 | 847 |
| Auburndale School District | Auburndale | PK–12 | 840 |
| Wilmot Uhs School District | Wilmot | 9–12 | 840 |
| Parkview School District | Orfordville | PK–12 | 837 |
| Bristol #1 School District | Bristol | PK–8 | 830 |
| Weyauwega-Fremont School District | Weyauwega | PK–12 | 822 |
| Fennimore Community School District | Fennimore | PK–12 | 821 |
| Fox Point J2 School District | Bayside | PK–8 | 813 |
| Crandon School District | Crandon | PK–12 | 808 |
| Cadott Community School District | Cadott | PK–12 | 800 |
| Mineral Point Unified School District | Mineral Point | PK–12 | 800 |
| Abbotsford School District | Abbotsford | PK–12 | 799 |
| Crivitz School District | Crivitz | PK–12 | 799 |
| Wisconsin Heights School District | Mazomanie | PK–12 | 788 |
| Bonduel School District | Bonduel | PK–12 | 782 |
| Stratford School District | Stratford | PK–12 | 774 |
| Horicon School District | Horicon | PK–12 | 772 |
| Marathon City School District | Marathon | PK–12 | 770 |
| Whitehall School District | Whitehall | PK–12 | 760 |
| Osseo-Fairchild School District | Osseo | PK–12 | 747 |
| Kohler School District | Kohler | PK–12 | 747 |
| Waterloo School District | Waterloo | PK–12 | 747 |
| Coleman School District | Coleman | PK–12 | 741 |
| Deerfield Community School District | Deerfield | PK–12 | 730 |
| Ladysmith School District | Ladysmith | PK–12 | 727 |
| The Lincoln Academy Inc | Beloit | PK–12 | 727 |
| Melrose-Mindoro School District | Melrose | PK–12 | 726 |
| Shiocton School District | Shiocton | PK–12 | 725 |
| Markesan School District | Markesan | PK–12 | 721 |
| Lakeland Uhs School District | Minocqua | 9–12 | 717 |
| Colfax School District | Colfax | PK–12 | 716 |
| Milwaukee Scholars Charter School Inc | Milwaukee | PK–8 | 696 |
| Boyceville Community School District | Boyceville | PK–12 | 693 |
| Dodgeland School District | Juneau | PK–12 | 688 |
| Cuba City School District | Cuba City | PK–12 | 679 |
| Phillips School District | Phillips | PK–12 | 665 |
| Bangor School District | Bangor | PK–12 | 665 |
| Eleva-Strum School District | Strum | PK–12 | 664 |
| Necedah Area School District | Necedah | PK–12 | 662 |
| Chequamegon School District | Park Falls | PK–12 | 654 |
| Spring Valley School District | Spring Valley | PK–12 | 651 |
| Boscobel Area School District | Boscobel | PK–12 | 651 |
| Random Lake School District | Random Lake | PK–12 | 648 |
| Iowa-Grant School District | Livingston | PK–12 | 648 |
| Wheatland J1 School District | Burlington | PK–8 | 644 |
| Glenwood City School District | Glenwood City | PK–12 | 636 |
| Johnson Creek School District | Johnson Creek | PK–12 | 634 |
| Spencer School District | Spencer | PK–12 | 631 |
| Riverdale School District | Muscoda | PK–12 | 631 |
| Algoma School District | Algoma | PK–12 | 623 |
| Webster School District | Webster | PK–12 | 618 |
| Dr Howard Fuller Collegiate Academy Inc | Milwaukee | 6–12 | 608 |
| Williams Bay School District | Williams Bay | PK–12 | 606 |
| Sevastopol School District | Sturgeon Bay | PK–12 | 606 |
| Cashton School District | Cashton | PK–12 | 605 |
| Blair-Taylor School District | Blair | PK–12 | 601 |
| Alma Center School District | Alma Center | PK–12 | 589 |
| Norwalk-Ontario-Wilton School District | Ontario | PK–12 | 586 |
| Shell Lake School District | Shell Lake | PK–12 | 584 |
| Iola-Scandinavia School District | Iola | PK–12 | 579 |
| Tri-County Area School District | Plainfield | PK–12 | 579 |
| Reedsville School District | Reedsville | PK–12 | 576 |
| Edgar School District | Edgar | PK–12 | 575 |
| Montello School District | Montello | PK–12 | 571 |
| Wild Rose School District | Wild Rose | PK–12 | 563 |
| Lake Country Classical Academy Inc | Oconomowoc | K–12 | 562 |
| Randall J1 School District | Burlington | PK–8 | 560 |
| Oakfield School District | Oakfield | PK–12 | 551 |
| Gillett School District | Gillett | PK–12 | 549 |
| New Lisbon School District | New Lisbon | PK–12 | 548 |
| Washburn School District | Washburn | PK–12 | 547 |
| Hurley School District | Hurley | PK–12 | 544 |
| Pittsville School District | Pittsville | PK–12 | 541 |
| Augusta School District | Augusta | PK–12 | 540 |
| Gibraltar Area School District | Fish Creek | PK–12 | 532 |
| Southwestern Wisconsin School District | Hazel Green | PK–12 | 528 |
| Manawa School District | Manawa | PK–12 | 528 |