| Parkview Elementary School | Columbia | 427 |
| Parkview Junior High School | Creve Coeur | 193 |
| Parkview Junior High School | Lawrenceville | 235 |
| Parkwood Elementary School | Hanover Park | 342 |
| Parrish Elementary School | Carbondale | 466 |
| Parsons Elementary School | Decatur | 505 |
| Partners for Success-Old Mill School | Addison | 0 |
| Passow Elementary School | Franklin Park | 387 |
| Pasteur Elementary School | Chicago | 620 |
| Pathways Academy | Joliet | 0 |
| Pathways Program | Naperville | |
| Pathways School | Belleville | |
| Pathways in Education - Humboldt | Chicago | 0 |
| Pathways in Education Ashburn | Chicago | 0 |
| Pathways in Education Avondale | Chicago | 0 |
| Pathways in Education Brighton Pa | Chicago | 0 |
| Patoka Elementary School | Patoka | 96 |
| Patoka Junior High School | Patoka | 44 |
| Patoka Sr High School | Patoka | 61 |
| Patterson Elementary School | Naperville | 453 |
| Patton Elementary School | Arlington Heights | 399 |
| Paul Revere Intermediate School | Blue Island | 180 |
| Paul Revere Primary School | Blue Island | 318 |
| Paw Paw Elementary School | Paw Paw | 87 |
| Paw Paw Junior High School | Paw Paw | 42 |
| Pawnee Grade School | Pawnee | 325 |
| Pawnee Jr/Sr High School | Pawnee | 247 |
| Paxton-Buckley-Loda High School | Paxton | 378 |
| Paxton-Buckley-Loda Junior High School | Paxton | 288 |
| Payton College Preparatory High School | Chicago | 1,260 |
| Peace and Education Coalition High School | Chicago | 0 |
| Pearl City Elementary School | Pearl City | 213 |
| Pearl City High School | Pearl City | 147 |
| Pearl City Junior High School | Pearl City | 58 |
| Pecatonica Community Middle School | Pecatonica | 269 |
| Pecatonica Elementary School | Pecatonica | 307 |
| Pecatonica High School | Pecatonica | 313 |
| Peck Elementary School | Chicago | 777 |
| Peirce Elementary Intl Studies School | Chicago | 1,116 |
| Pekin Community High School | Pekin | 1,712 |
| Pekin Preschool Family Ed Center | Pekin | 201 |
| Penn Elementary School | Chicago | 218 |
| Penniman Elementary School | Cahokia | 250 |
| Pennoyer Elementary School | Norridge | 419 |
| Peoria Cty Jvnl Det Center 6-8 | Peoria | 0 |
| Peoria Cty Jvnl Det Center 9-12 | Peoria | 0 |
| Peoria Education Reg for Empl Traing | Peoria | 0 |
| Peoria Heights Grade School | Peoria Heights | 488 |
| Peoria Heights High School | Peoria Heights | 215 |
| Peoria High School | Peoria | 1,541 |
| Peoria Regional High School | West Peoria | 0 |
| Peotone Elementary School | Peotone | 340 |
| Peotone High School | Peotone | 420 |
| Peotone Intermediate Center | Frankfort | 147 |
| Peotone Junior High School | Peotone | 294 |
| Pepper Ridge Elementary School | Bloomington | 287 |
| Perandoe Educational Program | Red Bud | |
| Percy Julian Middle School | Oak Park | 927 |
| Perez Elementary School | Chicago | 291 |
| Perry Elementary School | Belvidere | 284 |
| Perry Elementary School | Carpentersville | 278 |
| Pershing Early Learning Center | Decatur | 416 |
| Pershing Elementary School | Berwyn | 418 |
| Pershing Elementary School | Joliet | 621 |
| Perspectives Chtr - IIT Campus | Chicago | 413 |
| Perspectives Chtr - High School of Tech | Chicago | 320 |
| Perspectives Chtr - Joslin Campus | Chicago | 313 |
| Perspectives Chtr - Leadership Ac | Chicago | 838 |
| Peter J Palombi School | Lake Villa | 844 |
| Peter M Gombert Elementary School | Aurora | 450 |
| Petersburg Elementary School | Petersburg | 335 |
| Peterson Elementary School | Chicago | 913 |
| Philip J Rock Center & School | Glen Ellyn | |
| Phillips Academy High School | Chicago | 467 |
| Phoenix Academy | Franklin Park | |
| Phoenix Military Academy High School | Chicago | 372 |
| Phoenix Program | Carbon Cliff | |
| Phoenix Safe Schools Program | Litchfield | 0 |
| Piccolo Elementary Specialty School | Chicago | 643 |
| Pickard Elementary School | Chicago | 319 |
| Pierce Downer Elementary School | Downers Grove | 337 |
| Pikeland Community School | Pittsfield | 491 |
| Pilsen Elementary Community Academy | Chicago | 217 |
| Pinckneyville Community High School | Pinckneyville | 403 |
| Pinckneyville Elementary School | Pinckneyville | 268 |
| Pinckneyville Middle School | Pinckneyville | 235 |
| Pine Crest Elementary School | Georgetown | 429 |
| Pioneer Elementary School | West Chicago | 292 |
| Pioneer Elementary School | Bolingbrook | 561 |
| Pioneer Grove Educational Center | Frankfort | 0 |
| Pioneer Path | Channahon | 244 |
| Piper School | Berwyn | 292 |
| Pirie Elementary Fine Arts & Academic C | Chicago | 216 |
| Pittsfield High School | Pittsfield | 369 |
| Pittsfield South Elementary School | Pittsfield | 340 |
| Plainfield Academy | Plainfield | 0 |
| Plainfield East High School | Plainfield | 1,825 |
| Plainfield Elementary School | Des Plaines | 285 |
| Plainfield High School | Plainfield | 1,800 |
| Plainfield North High School | Plainfield | 2,399 |
| Plainfield South High School | Plainfield | 2,323 |
| Plamondon Elementary School | Chicago | 92 |
| Plank Junior High | Oswego | 595 |
| Plano CUSD 88 | Plano | |
| Plano High School | Plano | 757 |
| Plano Middle School | Plano | 358 |
| Plato Learning Academy Elementary School | Chicago | 157 |
| Pleasant Acres Elementary School | Rantoul | 293 |
| Pleasant Hill Elementary School | Palatine | 435 |
| Pleasant Hill Elementary School | Peoria | 164 |
| Pleasant Hill Elementary School | Pleasant Hill | 254 |
| Pleasant Hill Elementary School | Winfield | 583 |
| Pleasant Hill High School | Pleasant Hill | 99 |
| Pleasant Lane Elementary School | Lombard | 245 |
| Pleasant Plains High School | Pleasant Plains | 416 |
| Pleasant Plains Middle School | Pleasant Plains | 393 |
| Pleasant Ridge Elementary School | Glenview | 492 |
| Pleasant Valley Intermediate School | Peoria | 166 |
| Pleasant Valley Primary School | Peoria | 248 |
| Pleasantdale Elementary School | La Grange | 466 |
| Pleasantdale Middle School | Burr Ridge | 352 |
| Plum Grove Middle School | Rolling Meadows | 1,128 |
| Pocahontas Center | Pocahontas | 193 |
| Poe Elementary Classical School | Chicago | 224 |
| Polaris Elementary Charter Academy | Chicago | 343 |
| Polo Community High School | Polo | 186 |
| Pontiac High School | Pontiac | 658 |
| Pontiac Junior High School | Pontiac | 326 |
| Pontiac Junior High School | Fairview Heights | 212 |
| Pope Co High School | Golconda | 142 |
| Pope County Elementary School | Golconda | 300 |
| Poplar Grove Elementary School | Poplar Grove | 251 |
| Porta Central | Petersburg | 288 |
| Porta High School | Petersburg | 411 |
| Portage Park Elementary School | Chicago | 933 |
| Posen Elementary School | Posen | 246 |
| Potomac Elementary School | Potomac | 137 |
| Powell Elementary Paideia Community Academy | Chicago | 542 |
| Prairie Central Elementary School | Fairbury | 367 |
| Prairie Central High School | Fairbury | 487 |
| Prairie Central Junior High School | Forrest | 250 |
| Prairie Central Primary East | Chatsworth | 148 |
| Prairie Central Primary West | Chenoa | 244 |
| Prairie Central Upper Elementary | Forrest | 216 |
| Prairie Children Preschool | Aurora | 643 |
| Prairie Crossing Charter School | Grayslake | 433 |
| Prairie Du Rocher Elementary School | Prairie Du Rocher | 114 |
| Prairie Elementary School | Naperville | 515 |
| Prairie Elementary School | Orland Park | 507 |
| Prairie Elementary School | Buffalo Grove | 453 |
| Prairie Grove Elementary School | Crystal Lake | 552 |
| Prairie Grove Junior High School | Crystal Lake | 357 |
| Prairie Hill Elementary School | South Beloit | 447 |
| Prairie Junior High School | Alsip | 303 |
| Prairie Knolls Middle School | Elgin | 770 |
| Prairie Oak School | Berwyn | 698 |
| Prairie Point Elementary School | Oswego | 455 |
| Prairie Ridge High School | Crystal Lake | 1,133 |
| Prairie Trail School | Wadsworth | 454 |
| Prairie Trails School | Mt Prospect | 175 |
| Prairie View Elementary School | Sandwich | 221 |
| Prairie View Grade School | Elgin | 615 |
| Prairie View Middle School | Tinley Park | 579 |
| Prairie-Hills Junior High School | Markham | 766 |
| Prairie-Hills STEAM Academy | Markham | 102 |
| Prairieland Elementary School | Normal | 450 |
| Prairieview Elementary School | Downers Grove | 380 |
| Prairieview Elementary School | Bartlett | 681 |
| Prairieview School | Hainesville | 400 |
| Prairieview-Ogden Junior High School | Thomasboro | 68 |
| Prairieview-Ogden North Elementary | Royal | 91 |
| Prairieview-Ogden South Elementary | Ogden | 116 |
| Prairiewood Elementary School | Woodstock | 374 |
| Prather Elementary School | Granite City | 612 |
| Prekindergarten Facility | Carmi | 72 |
| Prekindergarten at LECC | Litchfield | 100 |
| Premier Academy Morris | Morris | 0 |
| Premier Academy Morris TAOEP | Morris | 0 |
| Prescott Elementary School | Chicago | 463 |
| Prieto Math-Science Elementary School | Chicago | 733 |
| Primary Learning Center | Markham | 4 |
| Princeton High School | Princeton | 479 |
| Princeville Elementary School | Princeville | 292 |
| Princeville High School | Princeville | 350 |
| Pritzker Elementary School | Chicago | 674 |
| Proegler School | Kankakee | 466 |
| Project Challenge | Oak Forest | |
| Project Echo | Johnston City | 0 |
| Project Insight | Macomb | |
| Project SOAR | Du Quoin | 0 |
| Prophetstown Elementary School | Prophetstown | 229 |
| Prophetstown High School | Prophetstown | 205 |
| Prospect Elementary School | Clarendon Hills | 302 |
| Prospect High School | Mt Prospect | 2,245 |
| Prosser Career Academy High School | Chicago | 1,185 |
| Providence-Englewood Elementary Charter | Chicago | 428 |
| Proviso Area Except Child Center | Maywood | |
| Proviso East High School | Maywood | 1,663 |
| Proviso Math and Science Academy | Forest Park | 925 |
| Proviso West High School | Hillside | 1,870 |
| Prussing Elementary School | Chicago | 642 |
| Pulaski Intl School of Chicago | Chicago | 889 |
| Pullman Elementary School | Chicago | 303 |
| Putnam Co Primary School | Granville | 208 |
| Putnam County Elementary School | Hennepin | 158 |
| Putnam County High School | Granville | 245 |
| Putnam County Junior High School | Mc Nabb | 162 |
| Queen Bee School | Glendale Heights | 77 |
| Quincy Area Voc Center | Quincy | 0 |
| Quincy Junior High School | Quincy | 1,295 |
| Quincy Sr High School | Quincy | 1,847 |
| R E A D Y Program | Champaign | 0 |
| R K Welsh Elementary School | Rockford | 483 |
| R O W V A Elementary School | Oneida | 369 |
| R O W V A Jr and Sr High School | Oneida | 248 |
| RAES East Alternative Ed | Galesburg | 0 |
| RAES Night School | Galesburg | 0 |
| Raes RSSP | Galesburg | 0 |
| RAES West | Galesburg | 0 |
| RAES West Alternative Ed | Galesburg | 0 |
| RAP Elizabeth | Elizabeth | 0 |
| RAP Freeport | Freeport | 0 |
| RE-Start Program | Champaign | 0 |
| Ricms | Rock Island | 462 |
| ROE 13 High Needs | Mount Vernon | 0 |
| ROE 13 Seniors Plus | Mount Vernon | 0 |
| ROE 13 Student Success | Mount Vernon | 0 |
| ROE 20 Learning Alternative Branch School | Norris City | 0 |
| Roe 21 Alop | Marion | 0 |
| ROE 21 Senior's Plus ALOP | Marion | 0 |
| Roe 26 Leap | Macomb | 0 |
| ROE 28 Student Support ALOP | Atkinson | 0 |
| Roe 33 Alop | Galesburg | 0 |
| ROE 35 Academy | Peru | 0 |
| ROE 35 Regional Work Study Progra | Ottawa | 0 |
| ROE 4 Student Support ALOP | Loves Park | 0 |
| Roe 40 Alop | Jerseyville | 0 |
| ROE 47 Student Support ALOP | Sterling | 0 |
| ROE 53 Academy | Germantwn Hls | 0 |
| ROE 53 Safe School | Germantwn Hls | 0 |
| ROE 56 ALOP Success Program | Joliet | 0 |
| ROE Alternative Edu. Center-Greene | Carlinville | 0 |
| ROE Alternative Edu. Center-Macoupin | Carlinville | 0 |
| ROE Alternative Prog of Lake Co | Vernon Hills | 0 |
| ROE Safe School Greene | Carlinville | 0 |
| ROE Safe School Macoupin | Carlinville | 0 |
| ROE Safe School Jersey | Carlinville | 0 |
| ROE20 Learning Alternative Branch | Norris City | 0 |
| ROYALS Academy Canton | Canton | 0 |
| ROYALS Academy Carthage | Carthage | 0 |
| ROYALS Academy Macomb | Macomb | 0 |
| ROYALS RSSP Canton | Canton | 0 |
| ROYALS RSSP Carthage | Carthage | 0 |
| ROYALS RSSP Macomb | Macomb | 0 |
| Raby High School | Chicago | 128 |
| Raccoon Consolidated Elementary School | Centralia | 204 |
| Ralph J Frost Academy | Park Ridge | 0 |
| Ralston Elementary School | Machesney Park | 232 |
| Ramsey Elementary School | Ramsey | 212 |
| Ramsey High School | Ramsey | 181 |
| Ranch View Elementary School | Naperville | 584 |
| Randolph Elementary School | Chicago | 367 |
| Rankin Elementary School | Pekin | 196 |
| Ransom Grade School | Ransom | 96 |
| Rantoul Township High School | Rantoul | 901 |
| Ravenswood Elementary School | Chicago | 522 |
| Ravinia Elementary School | Highland Park | 285 |
| Ray Elementary School | Chicago | 613 |
| Raymond Benson Primary School | Itasca | 333 |
| Raymond Ellis Elementary School | Round Lake Beach | 617 |
| Raymond Grade School | Raymond | 115 |
| Reagan Middle School | Dixon | 585 |
| Reavis Elementary Math & Sci Special Schl | Chicago | 356 |
| Reavis Elementary School | Lansing | 362 |
| Reavis High School | Burbank | 1,930 |
| Reba O Steck Elementary School | Aurora | 669 |
| Red Bud Elementary School | Red Bud | 582 |
| Red Bud High School | Red Bud | 396 |
| Red Hill Jr/Sr High School | Bridgeport | 396 |
| Red Oak Elementary School | Highland Park | 225 |
| Reed Elementary School | Homer Glen | 291 |
| Reed-Custer Elementary School | Braidwood | 690 |
| Reed-Custer High School | Braidwood | 397 |
| Reed-Custer Middle School | Braidwood | 306 |
| Reg'l Safe School Program ROE #28 | Atkinson | 0 |
| Region III 9-12+ CLIP Program | Wood River | |
| Regional Alop School | Bloomington | 0 |
| Regional Center For Change ALOP | Rock Falls | 0 |
| Regional Center for Change | Rock Falls | 0 |
| Regl Inst Scholastic Excellence | Chicago Heights | 0 |
| Regl Inst Scholastic Excellence | Worth | 0 |
| Reilly Elementary School | Chicago | 539 |
| Reinberg Elementary School | Chicago | 768 |
| Reservoir Gifted School | Peoria | 308 |
| Reskin Elementary School | Glendale Hts | 294 |
| Revere Elementary School | Chicago | 184 |
| Revive Alternative High School | Litchfield | 0 |
| Rhodes Elementary School | River Grove | 499 |
| Rice Childrens Center | Evanston | 0 |
| Rich Township High School | Olympia Fields | 2,433 |
| Rich Township Star Academy | Richton Park | 0 |
| Richard Byrd Elementary School | Burbank | 266 |
| Richard F Bernotas Middle School | Crystal Lake | 737 |
| Richard Ira Jones Middle School | Plainfield | 851 |
| Richards Career Academy High School | Chicago | 348 |
| Richardson Middle School | Chicago | 844 |
| Richland County Elementary School | Olney | 888 |
| Richland County Erly Childhd Center | Olney | 149 |
| Richland County High School | Olney | 669 |
| Richland County Middle School | Olney | 439 |
| Richland Elementary School | Crest Hill | 774 |
| Richmond Elementary School | Saint Charles | 385 |
| Richmond Grade School | Richmond | 407 |
| Richmond-Burton High School | Richmond | 521 |
| Richton Square School | Richton Park | 161 |
| Richwoods High School | Peoria | 1,685 |
| Rickover Junior High School | Sauk Village | 371 |
| Rickover Naval Academy High Schl | Chicago | 527 |
| Riddle Elementary School | Mattoon | 589 |
| Ridge Central Elementary School | Chicago Ridge | 508 |
| Ridge Circle Elementary School | Streamwood | 368 |
| Ridge Early Childhood Center | Oak Forest | 245 |
| Ridge Elementary School | Plainfield | 481 |
| Ridge Family Center for Learning | Elk Grove Village | 261 |
| Ridge Lawn Elementary School | Chicago Ridge | 572 |
| Ridgely Elementary School | Springfield | 343 |
| Ridgeview Elementary School | Colfax | 247 |
| Ridgeview Elementary School | Peoria | 433 |
| Ridgeview High School | Colfax | 166 |
| Ridgeview Junior High School | Colfax | 107 |
| Ridgewood Community High School | Norridge | 988 |
| Ridgewood Elementary School | East Moline | 407 |
| Ridgewood Elementary School | Rock Island | 260 |
| Riley Community Consolidated School | Marengo | 277 |
| Riley Early Childhood Center | Harvey | |
| Riley School-DHH Elementary Prgrm | Arlington Heights | |
| Ringwood School Primary Center | Ringwood | 420 |
| Rise Academy at JW Eater | Rantoul | 0 |
| River Bend Middle School | Fulton | 228 |
| River Grove Elementary School | River Grove | 722 |
| River Ridge Elementary School | Hanover | 224 |
| River Ridge High School | Hanover | 128 |
| River Ridge Middle School | Hanover | 91 |
| River Trail School | Gurnee | 471 |
| River Trails Middle School | Mount Prospect | 508 |
| River Valley School | Lemont | 588 |
| River View Elementary School | Plainfield | 584 |
| River Woods Elementary School | Naperville | 481 |
| River to River Education Center | Ullin | 0 |
| Riverdahl Elementary School | Rockford | 535 |
| Riverdale Elementary School | Port Byron | 517 |
| Riverdale Middle School | Port Byron | 254 |
| Riverdale PreSchool Center | Rock Falls | 145 |
| Riverdale School | Riverdale | 137 |
| Riverdale Sr High School | Port Byron | 324 |
| Riverside Brookfield Township High School | Riverside | 1,663 |
| Riverton Elementary School | Riverton | 515 |
| Riverton High School | Riverton | 357 |
| Riverton Middle School | Riverton | 347 |
| Riverview Elementary School | East Peoria | 220 |
| Riverview Elementary School | South Beloit | 199 |
| Riverwood Elementary School | McHenry | 619 |
| Roanoke-Benson High School | Roanoke | 146 |
| Roanoke-Benson Junior High School | Benson | 142 |
| Robein Elementary School | East Peoria | 150 |
| Robert A Jamieson School | Peoria | 0 |
| Robert C Hill Elementary School | Romeoville | 547 |
| Robert Clow Elementary School | Naperville | 343 |
| Robert Crown School | Wauconda | 776 |
| Robert E Abbott Middle School | Waukegan | 585 |
| Robert Frost Elementary School | Mount Prospect | 359 |
| Robert Frost Elementary School | Mount Prospect | 532 |
| Robert Frost JHS | Schaumburg | 737 |
| Robertson Charter School | Decatur | 327 |
| Robeson Elementary School | Champaign | 439 |
| Robina Lyle Elementary School | Bridgeview | 329 |
| Robinson Elementary School | Chicago | 117 |
| Robinson High School | Robinson | 447 |
| Rochelle Focus House | Rochelle | 0 |
| Rochelle Middle School | Rochelle | 488 |
| Rochelle Township High School | Rochelle | 859 |
| Rochester Elementary 2-3 | Rochester | 236 |
| Rochester Elementary EC-1 School | Rochester | 402 |
| Rochester High School | Rochester | 692 |
| Rochester Intermediate School | Rochester | 394 |
| Rochester Junior High School | Rochester | 288 |
| Rock Cut Elementary School | Loves Park | 261 |
| Rock Falls Middle School | Rock Falls | 246 |
| Rock Falls Township High School | Rock Falls | 530 |
| Rock Island Academy | Rock Island | 540 |
| Rock Island High School | Rock Island | 1,812 |
| Rock River Challenge | Chana | 0 |
| Rockdale Elementary School | Rockdale | 257 |
| Rockford East High School | Rockford | 1,719 |
| Rockford Envrnmntl Science Academy | Rockford | 1,108 |
| Rockland Elementary School | Libertyville | 305 |
| Rockridge High School | Taylor Ridge | 330 |
| Rockridge Junior High School | Taylor Ridge | 234 |
| Rockton Elementary School | Rockton | 518 |
| Rogers Academy | North Pekin | |
| Rogers Elementary School | Chicago | 790 |
| Rogers Elementary School | Waterloo | 417 |
| Rolling Acres Middle School | Peoria | 321 |
| Rolling Green | Rockford | 505 |
| Rolling Meadows High School | Rolling Meadows | 1,956 |
| Rome Community Consolidated Elementary School | Dix | 286 |
| Romeoville High School | Romeoville | 1,848 |
| Romona Elementary School | Wilmette | 462 |
| Ronald D O Neal | Elgin | 445 |
| Rondout Elementary School | Lake Forest | 151 |
| Roosevelt Center | Rockford | 60 |
| Roosevelt Elementary School | Belleville | 272 |
| Roosevelt Elementary School | Chicago Heights | 353 |
| Roosevelt Elementary School | Dolton | 248 |
| Roosevelt Elementary School | Broadview | 345 |
| Roosevelt Elementary School | Moline | 384 |
| Roosevelt High School | Chicago | 1,144 |
| Roosevelt Junior High School | Dolton | 130 |
| Roosevelt Middle School | Bellwood | 614 |
| Roosevelt School | River Forest | 625 |
| Rosa L Parks Middle School | Dixmoor | 320 |
| Roscoe Middle School | Roscoe | 596 |
| Rose E Krug Elementary School | Aurora | 271 |
| Roselle Middle School | Roselle | 230 |
| Rosemont Elementary School | Rosemont | 221 |
| Roslyn Road Elementary School | Barrington | 447 |
| Rossville-Alvin Elementary School | Rossville | 300 |
| Round Lake ALOP | Round Lake | 0 |
| Round Lake Beach Elementary School | Round Lake Beach | 491 |
| Round Lake Middle School | Round Lake Heights | 783 |
| Round Lake Senior High School | Round Lake | 2,194 |
| Round Lake Transition Center | Round Lake | 0 |
| Rowe Elementary | Chicago | 617 |
| Roxana Junior High School | Roxana | 393 |
| Roxana Sr High School | Roxana | 500 |
| Roy De Shane Elementary School | Carol Stream | 185 |
| Roy Elementary School | Northlake | 545 |
| Rudolph Elementary Learning Center | Chicago | 22 |
| Ruggles Elementary School | Chicago | 290 |
| Ruiz Elementary School | Chicago | 467 |
| Rupley Elementary School | Elk Grove Village | 280 |
| Rushville-Industry High School | Rushville | 295 |
| Ruth Bader Ginsburg Elementary | Chicago | 260 |
| Ruth M Schneider Elementary School | Farmer City | 265 |
| Rutland Elementary School | Ottawa | 70 |
| Rutledge Hall Elementary School | Lincolnwood | 385 |
| Ryder Elementary Math & Sci Special School | Chicago | 351 |
| S E Gross Middle School | Brookfield | 498 |
| S T E M Academy | Calumet City | 243 |
| S.o.a.r | Peru | |
| SASED Central-Proj Ican & Pace | Springfield | |
| SCI Reg Training and Innov Center | Litchfield | 0 |
| SD 123 Early Learning Center | Oak Lawn | 239 |
| SEAPCO Academy | Peoria | |
| Seapco Central | Peoria | |
| SEDOL Sector Programs | Gages Lake | |
| SELF Academy | Rockton | |
| SESE School | Sainte Marie | |
| SIU Charter School of East St Louis | East Saint Louis | 99 |
| SOWIC Education Center | Wilmington | |
| SOWIC-Com & Adaptive Bhvr NB Gall | Channahon | |
| SOWIC-Comm & Adaptive Bhvr CJH | Channahon | |
| SOWIC-Comm & Adaptive Bhvr Pionee | Channahon | |
| SOWIC-Comm & Adaptive Bhvr Three | Channahon | |
| SOWIC-Comm & Adaptv Bhrv- Joliet | Joliet | |
| SOWIC-EC Reed Custer | Braidwood | |
| SOWIC-EC Wilmington | Wilmington | |
| SOWIC-Early Childhood Joliet | Joliet | |
| SOWIC-Educ & Life Skills-Reed Cus | Braidwood | |
| SOWIC-Educ & Life Skills-Reed Cus | Braidwood | |
| SOWIC-Educ & Life Skills-Wilmingt | Wilmington | |
| SSP Tioga Elementary School | Bensenville | |
| SSP-F.E. Peacock MS-Itasca SD 10 | Itasca | |
| SSP-Spring Hills Elem-Roselle SD | Roselle | |
| STEM Magnet Academy Elementary | Chicago | 397 |
| Steps | Naperville | 0 |
| SUCCESS Academy | Aurora | 0 |
| Sabin Elementary Magnet School | Chicago | 354 |
| Sadlowski Elementary School | Chicago | 655 |
| Safe School Program | Mount Vernon | 0 |
| Safe School Program | Bloomington | 0 |
| Safe School Program Centralia | Centralia | 0 |
| Saint Clair Co ROE Safe School | Belleville | 0 |
| Salazar Elementary Bilingual Center | Chicago | 351 |
| Salem Community High School | Salem | 706 |
| Salt Creek Elementary School | Elk Grove Village | 410 |
| Salt Creek Elementary School | Elmhurst | 149 |
| Salt Fork High School | Catlin | 248 |
| Salt Fork Junior High School | Sidell | 202 |
| Salt Fork North Elementary School | Catlin | 274 |
| Salt Fork South Elementary School | Sidell | 154 |
| Salt School | Kankakee | 0 |
| Sam Rotolo Middle School | Batavia | 1,080 |
| Sandburg Elementary School | Springfield | 279 |
| Sandburg Middle School | Elmhurst | 633 |
| Sandoval Elementary School | Chicago | 736 |
| Sandoval Elementary School | Sandoval | 221 |
| Sandoval Junior High School | Sandoval | 84 |
| Sandoval Sr High School | Sandoval | 124 |
| Sandridge Elementary School | Lynwood | 423 |