Top 100 largest schools in Colorado (2025)
Schools with the highest enrollment. Ordered by the measure shown, with the Success Index (US) for context; 100 schools shown.
- 180Cherry Creek High SchoolGreenwood Village · Public HighEnrollment: 3,852
- 270Cherokee Trail High SchoolAurora · Public HighEnrollment: 3,089
- 351Eaglecrest High SchoolCentennial · Public HighEnrollment: 2,851
- 471American AcademyCastle Pines · Charter ElementaryEnrollment: 2,803
- 568Grandview High SchoolAurora · Public HighEnrollment: 2,684
- 669East High SchoolDenver · Public HighEnrollment: 2,476
- 779Rock Canyon High SchoolHighlands Ranch · Public HighEnrollment: 2,325
- 849Smoky Hill High SchoolAurora · Public HighEnrollment: 2,297
- 936Overland High SchoolAurora · Public HighEnrollment: 2,228
- 1070Legend High SchoolParker · Public HighEnrollment: 2,206
- 1174Mountain Vista High SchoolHighlands Ranch · Public HighEnrollment: 2,169
- 1253Northfield High SchoolDenver · Public HighEnrollment: 2,137
- 1330Rangeview High SchoolAurora · Public HighEnrollment: 2,078
- 1470Legacy High SchoolBroomfield · Public HighEnrollment: 2,052
- 1534Vista Peak 9-12 PreparatoryAurora · Public HighEnrollment: 2,045
- 1665Rocky Mountain High SchoolFort Collins · Public HighEnrollment: 2,044
- 1714Westminster High SchoolWestminster · Public HighEnrollment: 2,010
- 1871Chaparral High SchoolParker · Public HighEnrollment: 2,007
- 1951Fountain-Fort Carson High SchoolFountain · Public HighEnrollment: 1,974
- 2056Horizon High SchoolBrighton · Public HighEnrollment: 1,966
- 2150South High SchoolDenver · Public HighEnrollment: 1,950
- 2271Boulder High SchoolBoulder · Public HighEnrollment: 1,939
- 2365Castle View High SchoolCastle Rock · Public HighEnrollment: 1,938
- 2423Greeley West High SchoolGreeley · Public HighEnrollment: 1,936
- 2559Arvada West High SchoolArvada · Public HighEnrollment: 1,923
- 2675The Classical Academy CharterColorado Springs · Charter ElementaryEnrollment: 1,909
- 2774Pine Creek High SchoolColorado Springs · Public HighEnrollment: 1,875
- 2879Ralston Valley Senior High SchoolArvada · Public HighEnrollment: 1,875
- 2980Fairview High SchoolBoulder · Public HighEnrollment: 1,863
- 3079Fossil Ridge High SchoolFort Collins · Public HighEnrollment: 1,846
- 3124Northglenn High SchoolNorthglenn · Public HighEnrollment: 1,844
- 3266Fort Collins High SchoolFort Collins · Public HighEnrollment: 1,836
- 3344Grand Junction High SchoolGrand Junction · Public HighEnrollment: 1,832
- 3476Thunderridge High SchoolHighlands Ranch · Public HighEnrollment: 1,820
- 3527Prairie View High SchoolHenderson · Public HighEnrollment: 1,809
- 3677Chatfield High SchoolLittleton · Public HighEnrollment: 1,808
- 3741Mountain Range High SchoolWestminster · Public HighEnrollment: 1,788
- 3847Riverdale Ridge High SchoolThornton · Public HighEnrollment: 1,784
- 3910Gateway High SchoolAurora · Public HighEnrollment: 1,748
- 4077Arapahoe High SchoolCentennial · Public HighEnrollment: 1,748
- 4171Heritage High SchoolLittleton · Public HighEnrollment: 1,748
- 4263Lakewood High SchoolLakewood · Public HighEnrollment: 1,735
- 4333Brighton High SchoolBrighton · Public HighEnrollment: 1,733
- 4470Erie High SchoolErie · Public HighEnrollment: 1,727
- 4543Doherty High SchoolColorado Springs · Public HighEnrollment: 1,715
- 4663Columbine High SchoolLittleton · Public HighEnrollment: 1,710
- 4768Broomfield High SchoolBroomfield · Public HighEnrollment: 1,693
- 4868Douglas County High SchoolCastle Rock · Public HighEnrollment: 1,659
- 4927North High SchoolDenver · Public HighEnrollment: 1,653
- 5066Centaurus High SchoolLafayette · Public HighEnrollment: 1,557
- 5141Pueblo West High SchoolPueblo West · Public HighEnrollment: 1,540
- 5211Hinkley High SchoolAurora · Public HighEnrollment: 1,527
- 5367Liberty High SchoolColorado Springs · Public HighEnrollment: 1,526
- 5466Niwot High SchoolNiwot · Public HighEnrollment: 1,509
- 5523Greeley Central High SchoolGreeley · Public HighEnrollment: 1,507
- 5612Adams City High SchoolCommerce City · Public HighEnrollment: 1,500
- 5721Prairie Middle SchoolAurora · Public MiddleEnrollment: 1,491
- 5840Frederick Senior High SchoolFrederick · Public HighEnrollment: 1,491
- 5950Vista Ridge High SchoolColorado Springs · Public HighEnrollment: 1,473
- 6069Golden High SchoolGolden · Public HighEnrollment: 1,469
- 6167Timnath Middle-High SchoolTimnath · Public HighEnrollment: 1,456
- 6218Thornton High SchoolThornton · Public HighEnrollment: 1,439
- 6379Monarch High SchoolLouisville · Public HighEnrollment: 1,431
- 6458Fruita Monument High SchoolFruita · Public HighEnrollment: 1,427
- 6536Sand Creek High SchoolColorado Springs · Public HighEnrollment: 1,426
- 6655Poudre High SchoolFort Collins · Public HighEnrollment: 1,409
- 6766Ponderosa High SchoolParker · Public HighEnrollment: 1,406
- 6850Thomas Jefferson High SchoolDenver · Public HighEnrollment: 1,390
- 6956Leman Classical AcademyParker · Charter ElementaryEnrollment: 1,390
- 7074Air Academy High SchoolUsaf Academy · Public HighEnrollment: 1,380
- 7158Loveland High SchoolLoveland · Public HighEnrollment: 1,354
- 7265Durango High SchoolDurango · Public HighEnrollment: 1,352
- 7334Central High SchoolGrand Junction · Public HighEnrollment: 1,352
- 7450Bear Creek High SchoolLakewood · Public HighEnrollment: 1,344
- 7579McAuliffe International SchoolDenver · Public MiddleEnrollment: 1,329
- 7650George Washington High SchoolDenver · Public HighEnrollment: 1,326
- 7771Highlands Ranch High SchoolHighlands Ranch · Public HighEnrollment: 1,323
- 7822Northridge High SchoolGreeley · Public HighEnrollment: 1,322
- 7976Campus Middle SchoolGreenwood Village · Public MiddleEnrollment: 1,311
- 8010Hope Online Learning Academy Co-OpEnglewood · Charter HighEnrollment: 1,307
- 8166Rampart High SchoolColorado Springs · Public HighEnrollment: 1,305
- 8245Mesa Ridge High SchoolColorado Springs · Public HighEnrollment: 1,304
- 8345Coronado High SchoolColorado Springs · Public HighEnrollment: 1,279
- 8447Montrose High SchoolMontrose · Public HighEnrollment: 1,279
- 8572Dakota Ridge Senior High SchoolLittleton · Public HighEnrollment: 1,277
- 8681Cheyenne Mountain High SchoolColorado Springs · Public HighEnrollment: 1,275
- 8745Longmont High SchoolLongmont · Public HighEnrollment: 1,268
- 8838Palmer High SchoolColorado Springs · Public HighEnrollment: 1,265
- 8943Pomona Junior/Senior High SchoolArvada · Public HighEnrollment: 1,252
- 9033Bromley East Charter SchoolBrighton · Charter ElementaryEnrollment: 1,214
- 9180D'Evelyn Junior/Senior High SchoolDenver · Public HighEnrollment: 1,212
- 9261Soaring Heights PK-8Erie · Public ElementaryEnrollment: 1,211
- 9367Silver Creek High SchoolLongmont · Public HighEnrollment: 1,208
- 9442Widefield High SchoolColorado Springs · Public HighEnrollment: 1,193
- 9557Littleton High SchoolLittleton · Public HighEnrollment: 1,187
- 9651Roosevelt High SchoolJohnstown · Public HighEnrollment: 1,184
- 9759Mead High SchoolLongmont · Public HighEnrollment: 1,174
- 9841Wellington Middle-High SchoolWellington · Public HighEnrollment: 1,173
- 9951Falcon High SchoolPeyton · Public HighEnrollment: 1,172
- 10043Rocky Mountain Classical AcademyColorado Springs · Charter ElementaryEnrollment: 1,162
| # | School | Sector | Enrollment | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|---|
| 1 | Cherry Creek High School Greenwood Village · High · Grades 9–12 | Public | 3,852 | 79.8 Top 10% | 79% Math proficiency | 3,852 |
| 2 | Cherokee Trail High School Aurora · High · Grades 9–12 | Public | 3,089 | 69.7 Top 25% | 55% Math proficiency | 3,089 |
| 3 | Eaglecrest High School Centennial · High · Grades 9–12 | Public | 2,851 | 50.5 Top 50% | 37% Math proficiency | 2,851 |
| 4 | American Academy Castle Pines · Elementary · Grades PK–8 | Charter | 2,803 | 71.0 Top 25% | 58% Math proficiency | 2,803 |
| 5 | Grandview High School Aurora · High · Grades 9–12 | Public | 2,684 | 68.0 Top 25% | 57% Math proficiency | 2,684 |
| 6 | East High School Denver · High · Grades 9–12 | Public | 2,476 | 68.8 Top 25% | 60% Math proficiency | 2,476 |
| 7 | Rock Canyon High School Highlands Ranch · High · Grades 9–12 | Public | 2,325 | 79.3 Top 10% | 72% Math proficiency | 2,325 |
| 8 | Smoky Hill High School Aurora · High · Grades 9–12 | Public | 2,297 | 49.2 Lower 50% | 42% Math proficiency | 2,297 |
| 9 | Overland High School Aurora · High · Grades 9–12 | Public | 2,228 | 35.9 Lower 50% | 34% Math proficiency | 2,228 |
| 10 | Legend High School Parker · High · Grades 9–12 | Public | 2,206 | 70.3 Top 25% | 51% Math proficiency | 2,206 |
| 11 | Mountain Vista High School Highlands Ranch · High · Grades 9–12 | Public | 2,169 | 74.4 Top 25% | 64% Math proficiency | 2,169 |
| 12 | Northfield High School Denver · High · Grades 9–12 | Public | 2,137 | 53.2 Top 50% | 32% Math proficiency | 2,137 |
| 13 | Rangeview High School Aurora · High · Grades 9–12 | Public | 2,078 | 30.4 Lower 50% | 29% Math proficiency | 2,078 |
| 14 | Legacy High School Broomfield · High · Grades 9–12 | Public | 2,052 | 70.4 Top 25% | 62% Math proficiency | 2,052 |
| 15 | Vista Peak 9-12 Preparatory Aurora · High · Grades 9–12 | Public | 2,045 | 34.4 Lower 50% | 34% Math proficiency | 2,045 |
| 16 | Rocky Mountain High School Fort Collins · High · Grades 9–12 | Public | 2,044 | 64.5 Top 50% | 53% Math proficiency | 2,044 |
| 17 | Westminster High School Westminster · High · Grades 9–12 | Public | 2,010 | 14.1 Lower 50% | 14% Math proficiency | 2,010 |
| 18 | Chaparral High School Parker · High · Grades 9–12 | Public | 2,007 | 71.1 Top 25% | 57% Math proficiency | 2,007 |
| 19 | Fountain-Fort Carson High School Fountain · High · Grades 9–12 | Public | 1,974 | 51.3 Top 50% | 35% Math proficiency | 1,974 |
| 20 | Horizon High School Brighton · High · Grades 9–12 | Public | 1,966 | 56.4 Top 50% | 44% Math proficiency | 1,966 |
| 21 | South High School Denver · High · Grades 9–12 | Public | 1,950 | 49.5 Lower 50% | 38% Math proficiency | 1,950 |
| 22 | Boulder High School Boulder · High · Grades 9–12 | Public | 1,939 | 70.7 Top 25% | 66% Math proficiency | 1,939 |
| 23 | Castle View High School Castle Rock · High · Grades 9–12 | Public | 1,938 | 65.1 Top 50% | 45% Math proficiency | 1,938 |
| 24 | Greeley West High School Greeley · High · Grades 9–12 | Public | 1,936 | 22.5 Lower 50% | 19% Math proficiency | 1,936 |
| 25 | Arvada West High School Arvada · High · Grades 9–12 | Public | 1,923 | 59.2 Top 50% | 42% Math proficiency | 1,923 |
| 26 | The Classical Academy Charter Colorado Springs · Elementary · Grades K–6 | Charter | 1,909 | 75.2 Top 25% | 59% Math proficiency | 1,909 |
| 27 | Pine Creek High School Colorado Springs · High · Grades 9–12 | Public | 1,875 | 74.2 Top 25% | 56% Math proficiency | 1,875 |
| 28 | Ralston Valley Senior High School Arvada · High · Grades 9–12 | Public | 1,875 | 78.7 Top 10% | 72% Math proficiency | 1,875 |
| 29 | Fairview High School Boulder · High · Grades 9–12 | Public | 1,863 | 80.3 Top 10% | 79% Math proficiency | 1,863 |
| 30 | Fossil Ridge High School Fort Collins · High · Grades 9–12 | Public | 1,846 | 78.8 Top 10% | 68% Math proficiency | 1,846 |
| 31 | Northglenn High School Northglenn · High · Grades 9–12 | Public | 1,844 | 23.9 Lower 50% | 20% Math proficiency | 1,844 |
| 32 | Fort Collins High School Fort Collins · High · Grades 9–12 | Public | 1,836 | 66.0 Top 25% | 55% Math proficiency | 1,836 |
| 33 | Grand Junction High School Grand Junction · High · Grades 9–12 | Public | 1,832 | 43.7 Lower 50% | 31% Math proficiency | 1,832 |
| 34 | Thunderridge High School Highlands Ranch · High · Grades 9–12 | Public | 1,820 | 75.8 Top 25% | 66% Math proficiency | 1,820 |
| 35 | Prairie View High School Henderson · High · Grades 9–12 | Public | 1,809 | 27.4 Lower 50% | 21% Math proficiency | 1,809 |
| 36 | Chatfield High School Littleton · High · Grades 9–12 | Public | 1,808 | 76.5 Top 25% | 69% Math proficiency | 1,808 |
| 37 | Mountain Range High School Westminster · High · Grades 9–12 | Public | 1,788 | 41.1 Lower 50% | 31% Math proficiency | 1,788 |
| 38 | Riverdale Ridge High School Thornton · High · Grades 9–12 | Public | 1,784 | 46.6 Lower 50% | 39.2% Free/reduced-price lunch | 1,784 |
| 39 | Gateway High School Aurora · High · Grades 9–12 | Public | 1,748 | 10.2 Lower 50% | 8% Math proficiency | 1,748 |
| 40 | Arapahoe High School Centennial · High · Grades 9–12 | Public | 1,748 | 76.5 Top 25% | 68% Math proficiency | 1,748 |
| 41 | Heritage High School Littleton · High · Grades 9–12 | Public | 1,748 | 70.6 Top 25% | 57% Math proficiency | 1,748 |
| 42 | Lakewood High School Lakewood · High · Grades 9–12 | Public | 1,735 | 63.3 Top 50% | 52% Math proficiency | 1,735 |
| 43 | Brighton High School Brighton · High · Grades 9–12 | Public | 1,733 | 32.9 Lower 50% | 25% Math proficiency | 1,733 |
| 44 | Erie High School Erie · High · Grades 9–12 | Public | 1,727 | 70.1 Top 25% | 54% Math proficiency | 1,727 |
| 45 | Doherty High School Colorado Springs · High · Grades 9–12 | Public | 1,715 | 42.6 Lower 50% | 33% Math proficiency | 1,715 |
| 46 | Columbine High School Littleton · High · Grades 9–12 | Public | 1,710 | 63.4 Top 50% | 50% Math proficiency | 1,710 |
| 47 | Broomfield High School Broomfield · High · Grades 9–12 | Public | 1,693 | 68.4 Top 25% | 58% Math proficiency | 1,693 |
| 48 | Douglas County High School Castle Rock · High · Grades 9–12 | Public | 1,659 | 67.9 Top 25% | 51% Math proficiency | 1,659 |
| 49 | North High School Denver · High · Grades 9–12 | Public | 1,653 | 27.4 Lower 50% | 17% Math proficiency | 1,653 |
| 50 | Centaurus High School Lafayette · High · Grades 9–12 | Public | 1,557 | 65.9 Top 25% | 55% Math proficiency | 1,557 |
| 51 | Pueblo West High School Pueblo West · High · Grades 9–12 | Public | 1,540 | 41.0 Lower 50% | 25% Math proficiency | 1,540 |
| 52 | Hinkley High School Aurora · High · Grades 9–12 | Public | 1,527 | 11.4 Lower 50% | 14% Math proficiency | 1,527 |
| 53 | Liberty High School Colorado Springs · High · Grades 9–12 | Public | 1,526 | 66.5 Top 25% | 46% Math proficiency | 1,526 |
| 54 | Niwot High School Niwot · High · Grades 9–12 | Public | 1,509 | 65.7 Top 50% | 56% Math proficiency | 1,509 |
| 55 | Greeley Central High School Greeley · High · Grades 9–12 | Public | 1,507 | 22.9 Lower 50% | 19% Math proficiency | 1,507 |
| 56 | Adams City High School Commerce City · High · Grades 9–12 | Public | 1,500 | 12.4 Lower 50% | 8% Math proficiency | 1,500 |
| 57 | Prairie Middle School Aurora · Middle · Grades 6–8 | Public | 1,491 | 21.4 Lower 50% | 17% Math proficiency | 1,491 |
| 58 | Frederick Senior High School Frederick · High · Grades 9–12 | Public | 1,491 | 40.3 Lower 50% | 24% Math proficiency | 1,491 |
| 59 | Vista Ridge High School Colorado Springs · High · Grades 9–12 | Public | 1,473 | 49.6 Top 50% | 31% Math proficiency | 1,473 |
| 60 | Golden High School Golden · High · Grades 9–12 | Public | 1,469 | 69.4 Top 25% | 54% Math proficiency | 1,469 |
| 61 | Timnath Middle-High School Timnath · High · Grades 6–12 | Public | 1,456 | 66.9 Top 25% | 19.4% Free/reduced-price lunch | 1,456 |
| 62 | Thornton High School Thornton · High · Grades 9–12 | Public | 1,439 | 18.1 Lower 50% | 12% Math proficiency | 1,439 |
| 63 | Monarch High School Louisville · High · Grades 9–12 | Public | 1,431 | 79.1 Top 10% | 74% Math proficiency | 1,431 |
| 64 | Fruita Monument High School Fruita · High · Grades 9–12 | Public | 1,427 | 58.4 Top 50% | 39% Math proficiency | 1,427 |
| 65 | Sand Creek High School Colorado Springs · High · Grades 9–12 | Public | 1,426 | 36.3 Lower 50% | 26% Math proficiency | 1,426 |
| 66 | Poudre High School Fort Collins · High · Grades 9–12 | Public | 1,409 | 54.7 Top 50% | 44% Math proficiency | 1,409 |
| 67 | Ponderosa High School Parker · High · Grades 9–12 | Public | 1,406 | 66.4 Top 25% | 48% Math proficiency | 1,406 |
| 68 | Thomas Jefferson High School Denver · High · Grades 9–12 | Public | 1,390 | 49.9 Top 50% | 41% Math proficiency | 1,390 |
| 69 | Leman Classical Academy Parker · Elementary · Grades K–8 | Charter | 1,390 | 56.3 Top 50% | 48% Math proficiency | 1,390 |
| 70 | Air Academy High School Usaf Academy · High · Grades 9–12 | Public | 1,380 | 73.8 Top 25% | 53% Math proficiency | 1,380 |
| 71 | Loveland High School Loveland · High · Grades 9–12 | Public | 1,354 | 57.6 Top 50% | 35% Math proficiency | 1,354 |
| 72 | Durango High School Durango · High · Grades 9–12 | Public | 1,352 | 64.8 Top 50% | 42% Math proficiency | 1,352 |
| 73 | Central High School Grand Junction · High · Grades 9–12 | Public | 1,352 | 34.2 Lower 50% | 26% Math proficiency | 1,352 |
| 74 | Bear Creek High School Lakewood · High · Grades 9–12 | Public | 1,344 | 49.6 Top 50% | 41% Math proficiency | 1,344 |
| 75 | McAuliffe International School Denver · Middle · Grades 6–8 | Public | 1,329 | 78.9 Top 25% | 74% Math proficiency | 1,329 |
| 76 | George Washington High School Denver · High · Grades 9–12 | Public | 1,326 | 49.5 Lower 50% | 44% Math proficiency | 1,326 |
| 77 | Highlands Ranch High School Highlands Ranch · High · Grades 9–12 | Public | 1,323 | 71.1 Top 25% | 60% Math proficiency | 1,323 |
| 78 | Northridge High School Greeley · High · Grades 9–12 | Public | 1,322 | 22.3 Lower 50% | 15% Math proficiency | 1,322 |
| 79 | Campus Middle School Greenwood Village · Middle · Grades 6–8 | Public | 1,311 | 76.0 Top 25% | 62% Math proficiency | 1,311 |
| 80 | Hope Online Learning Academy Co-Op Englewood · High · Grades 6–12 | Charter | 1,307 | 9.6 Lower 50% | 2.5% Math proficiency | 1,307 |
| 81 | Rampart High School Colorado Springs · High · Grades 9–12 | Public | 1,305 | 66.2 Top 25% | 49% Math proficiency | 1,305 |
| 82 | Mesa Ridge High School Colorado Springs · High · Grades 9–12 | Public | 1,304 | 45.3 Lower 50% | 27% Math proficiency | 1,304 |
| 83 | Coronado High School Colorado Springs · High · Grades 9–12 | Public | 1,279 | 44.6 Lower 50% | 33% Math proficiency | 1,279 |
| 84 | Montrose High School Montrose · High · Grades 9–12 | Public | 1,279 | 47.0 Lower 50% | 33% Math proficiency | 1,279 |
| 85 | Dakota Ridge Senior High School Littleton · High · Grades 9–12 | Public | 1,277 | 71.5 Top 25% | 57% Math proficiency | 1,277 |
| 86 | Cheyenne Mountain High School Colorado Springs · High · Grades 9–12 | Public | 1,275 | 80.5 Top 10% | 69% Math proficiency | 1,275 |
| 87 | Longmont High School Longmont · High · Grades 9–12 | Public | 1,268 | 44.7 Lower 50% | 36% Math proficiency | 1,268 |
| 88 | Palmer High School Colorado Springs · High · Grades 9–12 | Public | 1,265 | 38.2 Lower 50% | 33% Math proficiency | 1,265 |
| 89 | Pomona Junior/Senior High School Arvada · High · Grades 6–12 | Public | 1,252 | 42.7 Lower 50% | 28% Math proficiency | 1,252 |
| 90 | Bromley East Charter School Brighton · Elementary · Grades PK–8 | Charter | 1,214 | 33.2 Lower 50% | 26% Math proficiency | 1,214 |
| 91 | D'Evelyn Junior/Senior High School Denver · High · Grades 6–12 | Public | 1,212 | 80.2 Top 10% | 80% Math proficiency | 1,212 |
| 92 | Soaring Heights PK-8 Erie · Elementary · Grades PK–8 | Public | 1,211 | 60.5 Top 50% | 47% Math proficiency | 1,211 |
| 93 | Silver Creek High School Longmont · High · Grades 9–12 | Public | 1,208 | 67.2 Top 25% | 51% Math proficiency | 1,208 |
| 94 | Widefield High School Colorado Springs · High · Grades 9–12 | Public | 1,193 | 42.0 Lower 50% | 23% Math proficiency | 1,193 |
| 95 | Littleton High School Littleton · High · Grades 9–12 | Public | 1,187 | 56.9 Top 50% | 43% Math proficiency | 1,187 |
| 96 | Roosevelt High School Johnstown · High · Grades 9–12 | Public | 1,184 | 51.0 Top 50% | 36% Math proficiency | 1,184 |
| 97 | Mead High School Longmont · High · Grades 9–12 | Public | 1,174 | 58.7 Top 50% | 44% Math proficiency | 1,174 |
| 98 | Wellington Middle-High School Wellington · High · Grades 6–12 | Public | 1,173 | 40.8 Lower 50% | 31% Math proficiency | 1,173 |
| 99 | Falcon High School Peyton · High · Grades 9–12 | Public | 1,172 | 50.9 Top 50% | 28% Math proficiency | 1,172 |
| 100 | Rocky Mountain Classical Academy Colorado Springs · Elementary · Grades K–8 | Charter | 1,162 | 42.6 Lower 50% | 20% Math proficiency | 1,162 |
Cherry Creek High School in Greenwood Village leads the 2025 list of largest schools in Colorado with Enrollment 3,852. Of the 100 schools shown, 94 are public, 6 are charter.
Use the rankings to build a shortlist, then visit the schools and ask how they support students at your child's level.
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Frequently asked questions
What is the best largest school in Colorado?
Cherry Creek High School in Greenwood Village ranks first among largest schools in Colorado with Enrollment 3,852 (Enrollment: 3,852).
How are largest schools in Colorado ranked?
Schools with the highest enrollment. Only schools eligible for the Success Index (US) are included; the index is shown alongside for context.
Are these 2025 rankings official?
No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.