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Home / Colorado /Best schools
Rankings · Colorado

Largest schools in Colorado

Ranked by enrollment — academic rankings appear once test-score data is loaded.

# School City District Enrollment
1 Goal Academy Pueblo El Paso County Colorado School District 49 5308
2 Cherry Creek High School Greenwood Village Cherry Creek School District No. 5 in the county of Arapah 3868
3 Cherry Creek High School Greenwood Village Cherry Creek School District No. 5 in the county of Arapah 3806
4 Eaglecrest High School Centennial Cherry Creek School District No. 5 in the county of Arapah 3110
5 Grandview High School Aurora Cherry Creek School District No. 5 in the county of Arapah 2908
6 Cherokee Trail High School Aurora Cherry Creek School District No. 5 in the county of Arapah 2888
7 East High School Denver School District No. 1 in the county of Denver and State of C 2581
8 American Academy Castle Pines Douglas County School District No. Re 1 2576
9 Colorado Connections Academy Englewood Mapleton School District No. 1 in the county of Adams & St 2532
10 Legacy High School Broomfield Adams 12 Five Star Schools 2417
11 Mountain Vista High School Highlands Ranch Douglas County School District No. Re 1 2367
12 Rock Canyon High School Highlands Ranch Douglas County School District No. Re 1 2366
13 Colorado Connections Academy @ Durango Durango Durango School District No. 9-R 2340
14 Overland High School Aurora Cherry Creek School District No. 5 in the county of Arapah 2286
15 Colorado Preparatory Academy Elementary School Westminster Education Reenvisioned Boces 2280
16 Legend High School Parker Douglas County School District No. Re 1 2234
17 Chaparral High School Parker Douglas County School District No. Re 1 2213
18 Smoky Hill High School Aurora Cherry Creek School District No. 5 in the county of Arapah 2208
19 Castle View High School Castle Rock Douglas County School District No. Re 1 2203
20 Westminster High School Westminster Westminster Public Schools 2198
21 Chaparral High School Parker Douglas County School District No. Re 1 2193
22 Fossil Ridge High School Fort Collins Poudre School District R-1 2175
23 The Classical Academy Charter Colorado Springs Academy School District No. 20 in the county of El Paso an 2172
24 Rangeview High School Aurora Aurora Joint District No. 28 of the counties of Adams and A 2132
25 Boulder High School Boulder Boulder Valley School District No. Re2 2131
26 The Pinnacle Charter School Federal Heights State Charter School Institute 2107
27 Lakewood High School Lakewood Jefferson County School District No. R-1 2090
28 Horizon High School Brighton Adams 12 Five Star Schools 2067
29 Rocky Mountain High School Fort Collins Poudre School District R-1 2056
30 Fairview High School Boulder Boulder Valley School District No. Re2 2039
31 Northglenn High School Northglenn Adams 12 Five Star Schools 2039
32 Arapahoe High School Centennial Littleton School District No. 6 in the county of Arapahoe 2033
33 Poudre High School Fort Collins Poudre School District R-1 1973
34 Hinkley High School Aurora Aurora Joint District No. 28 of the counties of Adams and A 1961
35 Fort Collins High School Fort Collins Poudre School District R-1 1951
36 Doherty High School Colorado Springs Colorado Springs School District No. 11 in the county of E 1941
37 Thunderridge High School Highlands Ranch Douglas County School District No. Re 1 1910
38 Academy Of Charter Schools Westminster State Charter School Institute 1899
39 Ralston Valley Senior High School Arvada Jefferson County School District No. R-1 1891
40 Mountain Range High School Westminster Adams 12 Five Star Schools 1853
41 Brighton High School Brighton School District 27J 1834
42 Chatfield High School Littleton Jefferson County School District No. R-1 1834
43 Fountain-Fort Carson High School Fountain Fountain School District No. 8 in the county of El Paso an 1834
44 Arvada West High School Arvada Jefferson County School District No. R-1 1825
45 Douglas County High School Castle Rock Douglas County School District No. Re 1 1817
46 Aurora Central High School Aurora Aurora Joint District No. 28 of the counties of Adams and A 1807
47 Stem School Highlands Ranch Highlands Ranch Douglas County School District No. Re 1 1761
48 Stem School Highlands Ranch Highlands Ranch Douglas County School District No. Re 1 1750
49 University Schools Greeley GreeleySchool District No. 6 in the county of Weld and Sta 1742
50 Columbine High School Littleton Jefferson County School District No. R-1 1732
51 South High School Denver School District No. 1 in the county of Denver and State of C 1722
52 Liberty High School Colorado Springs Academy School District No. 20 in the county of El Paso an 1721
53 Heritage High School Littleton Littleton School District No. 6 in the county of Arapahoe 1719
54 Aim Global Pueblo Las Animas School District No. Re-1 1701
55 Prairie View High School Henderson School District 27J 1696
56 Frontier Charter Academy Greeley GreeleySchool District No. 6 in the county of Weld and Sta 1670
57 Greeley West High School Greeley GreeleySchool District No. 6 in the county of Weld and Sta 1667
58 Adams City High School Commerce City School District N. 14 in the county of Adams & State of Colo 1656
59 Pine Creek High School Colorado Springs Academy School District No. 20 in the county of El Paso an 1644
60 Vista Ridge High School Colorado Springs El Paso County Colorado School District 49 1627
61 Highlands Ranch High School Highlands Ranch Douglas County School District No. Re 1 1625
62 Mcauliffe International School Denver School District No. 1 in the county of Denver and State of C 1615
63 Erie High School Erie St. Vrain Valley School District No. Re1J 1609
64 Palmer High School Colorado Springs Colorado Springs School District No. 11 in the county of E 1594
65 North High School Denver School District No. 1 in the county of Denver and State of C 1591
66 Central High School Grand Junction Mesa County Valley School District No. 51 1583
67 Monarch High School Louisville Boulder Valley School District No. Re2 1580
68 Loveland High School Loveland Thompson School District R-2J 1560
69 Prairie Middle School Aurora Cherry Creek School District No. 5 in the county of Arapah 1559
70 Greeley Central High School Greeley GreeleySchool District No. 6 in the county of Weld and Sta 1552
71 Thornton High School Thornton Adams 12 Five Star Schools 1544
72 Broomfield High School Broomfield Boulder Valley School District No. Re2 1540
73 Bear Creek High School Lakewood Jefferson County School District No. R-1 1533
74 Skyline High School Longmont St. Vrain Valley School District No. Re1J 1520
75 Rampart High School Colorado Springs Academy School District No. 20 in the county of El Paso an 1519
76 Vista Peak 9-12 Preparatory Aurora Aurora Joint District No. 28 of the counties of Adams and A 1519
77 Campus Middle School Greenwood Village Cherry Creek School District No. 5 in the county of Arapah 1516
78 Stargate Charter School Thornton Adams 12 Five Star Schools 1486
79 Centaurus High School Lafayette Boulder Valley School District No. Re2 1482
80 Banning Lewis Ranch Academy Colorado Springs El Paso County Colorado School District 49 1469
81 Peak To Peak Charter School Lafayette Boulder Valley School District No. Re2 1453
82 Gateway High School Aurora Aurora Joint District No. 28 of the counties of Adams and A 1438
83 Ponderosa High School Parker Douglas County School District No. Re 1 1436
84 Prospect Ridge Academy Broomfield Adams 12 Five Star Schools 1434
85 Campus Middle School Greenwood Village Cherry Creek School District No. 5 in the county of Arapah 1424
86 Dakota Ridge Senior High School Littleton Jefferson County School District No. R-1 1421
87 Stargate Charter School Thornton Adams 12 Five Star Schools 1421
88 Pueblo West High School Pueblo West Pueblo County School District 70 1398
89 Coronado High School Colorado Springs Colorado Springs School District No. 11 in the county of E 1396
90 Air Academy High School Usaf Academy Academy School District No. 20 in the county of El Paso an 1383
91 Golden High School Golden Jefferson County School District No. R-1 1381
92 Grand Junction High School Grand Junction Mesa County Valley School District No. 51 1378
93 Montrose High School Montrose Montrose County School District Re-1J 1352
94 Colorado Early College Fort Collins Fort Collins State Charter School Institute 1345
95 Fruita Monument High School Fruita Mesa County Valley School District No. 51 1345
96 Astravo Online Academy High School Lakewood Byers School District No. 32J 1332
97 Mesa Ridge High School Colorado Springs School District No. 3 in the county of El Paso and State of 1312
98 Thomas Jefferson High School Denver School District No. 1 in the county of Denver and State of C 1310
99 Silver Creek High School Longmont St. Vrain Valley School District No. Re1J 1301
100 Littleton High School Littleton Littleton School District No. 6 in the county of Arapahoe 1300
101 Standley Lake High School Westminster Jefferson County School District No. R-1 1295
102 Durango High School Durango Durango School District No. 9-R 1292
103 Cheyenne Mountain High School Colorado Springs Cheyenne Mountain School District No. 12 in the county of E 1271
104 Longmont High School Longmont St. Vrain Valley School District No. Re1J 1265
105 Thunder Ridge Middle School Aurora Cherry Creek School District No. 5 in the county of Arapah 1254
106 Widefield High School Colorado Springs School District No. 3 in the county of El Paso and State of 1251
107 Pomona High School Arvada Jefferson County School District No. R-1 1250
108 Skyview Academy Highlands Ranch Douglas County School District No. Re 1 1244
109 Northfield High School Denver School District No. 1 in the county of Denver and State of C 1239
110 Soaring Heights Pk-8 Erie St. Vrain Valley School District No. Re1J 1239
111 Palmer Ridge High School Monument Lewis-Palmer Consolidated School District No. 38 in the co 1227
112 Rocky Heights Middle School Littleton Douglas County School District No. Re 1 1218
113 Northridge High School Greeley GreeleySchool District No. 6 in the county of Weld and Sta 1217
114 Frederick Senior High School Frederick St. Vrain Valley School District No. Re1J 1213
115 George Washington High School Denver School District No. 1 in the county of Denver and State of C 1213
116 Cimarron Middle Parker Douglas County School District No. Re 1 1209
117 Bromley East Charter School Brighton School District 27J 1207
118 Thunder Ridge Middle School Aurora Cherry Creek School District No. 5 in the county of Arapah 1201
119 Niwot High School Niwot St. Vrain Valley School District No. Re1J 1200
120 Dr. Martin Luther King Jr. Early College Denver School District No. 1 in the county of Denver and State of C 1199
121 Falcon High School Peyton El Paso County Colorado School District 49 1196
122 Riverdale Ridge High School Thornton School District 27J 1195
123 Colorado Preparatory Academy Middle School Westminster Education Reenvisioned Boces 1178
124 Alameda International Junior/Senior High School Lakewood Jefferson County School District No. R-1 1170
125 Mountain View High School Loveland Thompson School District R-2J 1170
126 Pueblo County High School Pueblo Pueblo County School District 70 1167
127 Liberty Common Charter School Fort Collins Poudre School District R-1 1163
128 Discovery Canyon Campus High School Colorado Springs Academy School District No. 20 in the county of El Paso an 1160
129 Mitchell High School Colorado Springs Colorado Springs School District No. 11 in the county of E 1159
130 Lewis-Palmer High School Monument Lewis-Palmer Consolidated School District No. 38 in the co 1157
131 West Middle School Greenwood Village Cherry Creek School District No. 5 in the county of Arapah 1156
132 Jefferson Academy Broomfield Jefferson County School District No. R-1 1154
133 Wheat Ridge High School Wheat Ridge Jefferson County School District No. R-1 1152
134 Liberty Common Charter School Fort Collins Poudre School District R-1 1148
135 Green Mountain High School Lakewood Jefferson County School District No. R-1 1142
136 Sand Creek High School Colorado Springs El Paso County Colorado School District 49 1133
137 Aurora West College Preparatory Academy Aurora Aurora Joint District No. 28 of the counties of Adams and A 1132
138 D'Evelyn Junior/Senior High School Denver Jefferson County School District No. R-1 1132
139 Windsor High School Windsor Weld County Reorganized School District No. Re-4 1116
140 Palisade High School Palisade Mesa County Valley School District No. 51 1112
141 Colorado Early Colleges Windsor Windsor State Charter School Institute 1110
142 Harrison High School Colorado Springs Harrison School District No. 2 in the county of El Paso an 1108
143 Fox Ridge Middle School Aurora Cherry Creek School District No. 5 in the county of Arapah 1107
144 Denver School Of The Arts Denver School District No. 1 in the county of Denver and State of C 1099
145 Mead High School Longmont St. Vrain Valley School District No. Re1J 1086
146 Fountain Middle School Fountain Fountain School District No. 8 in the county of El Paso an 1084
147 Rocky Mountain Classical Academy Colorado Springs El Paso County Colorado School District 49 1062
148 The Vanguard School (Elementary) Colorado Springs Cheyenne Mountain School District No. 12 in the county of E 1060
149 Bella Romero Academy Of Applied Technology Greeley GreeleySchool District No. 6 in the county of Weld and Sta 1051
150 Preston Middle School Fort Collins Poudre School District R-1 1048

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