| Rank |
School District |
Population (2012) |
| 1 |
Denver County School District 1, Colorado
|
604,140
|
| 2 |
Jefferson County School District R-1, Colorado
|
538,503
|
| 3 |
Douglas County School District RE-1, Colorado
|
288,880
|
| 4 |
Cherry Creek School District 5, Colorado
|
268,775
|
| 5 |
Colorado Springs School District 11, Colorado
|
228,955
|
| 6 |
Boulder Valley School District RE-2, Colorado
|
214,866
|
| 7 |
Adams-Arapahoe School District 28J, Colorado
|
211,074
|
| 8 |
Northglenn-Thornton School District 12, Colorado
|
208,453
|
| 9 |
Poudre School District R-1, Colorado
|
185,458
|
| 10 |
St. Vrain Valley School District RE 1J, Colorado
|
151,205
|
| 11 |
Mesa County Valley School District 51, Colorado
|
143,920
|
| 12 |
Greeley School District 6, Colorado
|
117,107
|
| 13 |
Pueblo City School District 60, Colorado
|
109,344
|
| 14 |
Thompson School District R-2J, Colorado
|
105,328
|
| 15 |
Academy School District 20, Colorado
|
98,722
|
| 16 |
Littleton School District 6, Colorado
|
94,146
|
| 17 |
Brighton School District 27J, Colorado
|
76,911
|
| 18 |
Falcon School District 49, Colorado
|
76,750
|
| 19 |
Harrison School District 2, Colorado
|
70,750
|
| 20 |
Westminster School District 50, Colorado
|
70,193
|
| 21 |
Pueblo County School District 70, Colorado
|
49,652
|
| 22 |
Widefield School District 3, Colorado
|
44,858
|
| 23 |
Eagle County School District RE 50, Colorado
|
41,875
|
| 24 |
Roaring Fork School District RE-1, Colorado
|
40,907
|
| 25 |
Montrose County School District RE-1J, Colorado
|
38,938
|
| 26 |
Adams County School District 14, Colorado
|
38,354
|
| 27 |
Durango School District 9-R, Colorado
|
38,285
|
| 28 |
Delta County School District 50J, Colorado
|
31,460
|
| 29 |
Mapleton School District 1, Colorado
|
30,541
|
| 30 |
Fountain School District 8, Colorado
|
30,357
|
| 31 |
Lewis-Palmer School District 38, Colorado
|
28,192
|
| 32 |
Ca?on City School District RE-1, Colorado
|
28,104
|
| 33 |
Summit School District RE-1, Colorado
|
27,687
|
| 34 |
Englewood School District 1, Colorado
|
25,796
|
| 35 |
Garfield School District RE-2, Colorado
|
23,813
|
| 36 |
Cheyenne Mountain School District 12, Colorado
|
21,385
|
| 37 |
Windsor School District RE-4, Colorado
|
20,701
|
| 38 |
Valley School District RE-1, Colorado
|
19,877
|
| 39 |
Montezuma-Cortez School District RE-1, Colorado
|
18,404
|
| 40 |
Woodland Park School District RE-2, Colorado
|
18,007
|
| 41 |
Fort Morgan School District RE-3, Colorado
|
17,065
|
| 42 |
Florence School District RE-2, Colorado
|
16,211
|
| 43 |
Steamboat Springs School District RE-2, Colorado
|
16,127
|
| 44 |
Johnstown-Milliken School District RE-5J, Colorado
|
15,634
|
| 45 |
Gunnison Watershed School District RE-1J, Colorado
|
15,038
|
| 46 |
Alamosa School District RE-11J, Colorado
|
14,157
|
| 47 |
Elizabeth School District C-1, Colorado
|
13,889
|
| 48 |
Moffat County School District RE-1, Colorado
|
13,586
|
| 49 |
Aspen School District 1, Colorado
|
12,484
|
| 50 |
Weld County School District RE-8, Colorado
|
12,315
|
| 51 |
Archuleta County School District 50-JT, Colorado
|
11,774
|
| 52 |
Keenesburg School District RE-3J, Colorado
|
11,754
|
| 53 |
Park School District R-3, Colorado
|
11,691
|
| 54 |
East Grand School District 2, Colorado
|
11,067
|
| 55 |
Platte Canyon School District 1, Colorado
|
10,745
|
| 56 |
Trinidad School District 1, Colorado
|
10,355
|
| 57 |
Salida School District R-32, Colorado
|
9,507
|
| 58 |
Lamar School District RE-2, Colorado
|
9,468
|
| 59 |
Clear Creek School District RE-1, Colorado
|
9,083
|
| 60 |
Eaton School District RE-2, Colorado
|
8,979
|
| 61 |
East Otero School District R-1, Colorado
|
8,569
|
| 62 |
Sheridan School District 2, Colorado
|
8,362
|
| 63 |
Buena Vista School District R-31, Colorado
|
8,230
|
| 64 |
Manitou Springs School District 14, Colorado
|
8,102
|
| 65 |
Brush School District RE-2J, Colorado
|
7,931
|
| 66 |
Bayfield School District R-10-JT, Colorado
|
7,511
|
| 67 |
Lake County School District R-1, Colorado
|
7,010
|
| 68 |
Monte Vista School District C-8, Colorado
|
6,781
|
| 69 |
Garfield County School District 16, Colorado
|
6,704
|
| 70 |
Ault-Highland School District RE-9, Colorado
|
5,982
|
| 71 |
Telluride School District R-1, Colorado
|
5,912
|
| 72 |
Bennett School District 29-J, Colorado
|
5,876
|
| 73 |
Ignacio School District 11-JT, Colorado
|
5,851
|
| 74 |
Rocky Ford School District R-2, Colorado
|
5,651
|
| 75 |
Crowley County School District RE-1-J, Colorado
|
5,627
|
| 76 |
Park County School District RE-2, Colorado
|
5,514
|
| 77 |
Huerfano School District RE-1, Colorado
|
5,386
|
| 78 |
Strasburg School District 31J, Colorado
|
5,357
|
| 79 |
Las Animas School District RE-1, Colorado
|
5,314
|
| 80 |
Burlington School District RE-6J, Colorado
|
5,300
|
| 81 |
Cripple Creek-Victor School District RE-1, Colorado
|
5,028
|
| 82 |
North Conejos School District RE-1J, Colorado
|
4,881
|
| 83 |
Yuma School District 1, Colorado
|
4,834
|
| 84 |
Wray School District RD-2, Colorado
|
4,036
|
| 85 |
West Grand School District 1-JT, Colorado
|
3,858
|
| 86 |
Ellicott School District 22, Colorado
|
3,784
|
| 87 |
South Routt School District RE-3, Colorado
|
3,753
|
| 88 |
Dolores School District RE-4A, Colorado
|
3,722
|
| 89 |
Del Norte School District C-7, Colorado
|
3,671
|
| 90 |
Custer County School District C-1, Colorado
|
3,665
|
| 91 |
Center School District 26-JT, Colorado
|
3,610
|
| 92 |
Limon School District RE-4J, Colorado
|
3,549
|
| 93 |
Meeker School District RE1, Colorado
|
3,548
|
| 94 |
Peyton School District 23-JT, Colorado
|
3,488
|
| 95 |
Mancos School District RE-6, Colorado
|
3,246
|
| 96 |
Hayden School District RE-1, Colorado
|
3,196
|
| 97 |
Rangely School District RE-4, Colorado
|
3,068
|
| 98 |
Calhan School District RJ-1, Colorado
|
2,955
|
| 99 |
Holyoke School District RE-1J, Colorado
|
2,833
|
| 100 |
Cotopaxi School District RE-3, Colorado
|
2,819
|
| 101 |
Kiowa School District C-2, Colorado
|
2,720
|
| 102 |
Gilpin County School District RE-1, Colorado
|
2,715
|
| 103 |
Akron School District R-1, Colorado
|
2,661
|
| 104 |
Byers School District 32J, Colorado
|
2,531
|
| 105 |
Ridgway School District R-2, Colorado
|
2,496
|
| 106 |
Plateau Valley School District 50, Colorado
|
2,397
|
| 107 |
Wiggins School District RE-50J, Colorado
|
2,360
|
| 108 |
Dolores County School District RE-2, Colorado
|
2,159
|
| 109 |
South Conejos School District RE-10, Colorado
|
2,105
|
| 110 |
Fowler School District R-4J, Colorado
|
2,041
|
| 111 |
Hanover School District 28, Colorado
|
2,024
|
| 112 |
Hoehne Reorganized School District 3, Colorado
|
2,010
|
| 113 |
Norwood School District R-2J, Colorado
|
1,992
|
| 114 |
Sierra Grande School District R-30, Colorado
|
1,974
|
| 115 |
Springfield School District RE-4, Colorado
|
1,942
|
| 116 |
Miami-Yoder School District 60-JT, Colorado
|
1,868
|
| 117 |
Big Sandy School District 100J, Colorado
|
1,802
|
| 118 |
West End School District RE-2, Colorado
|
1,748
|
| 119 |
Elbert School District 200, Colorado
|
1,693
|
| 120 |
Haxtun School District RE-2J, Colorado
|
1,626
|
| 121 |
Cheyenne County School District RE-5, Colorado
|
1,608
|
| 122 |
Ouray School District R-1, Colorado
|
1,593
|
| 123 |
Centennial School District R-1, Colorado
|
1,582
|
| 124 |
Julesburg School District RE-1, Colorado
|
1,558
|
| 125 |
North Park School District R-1, Colorado
|
1,494
|
| 126 |
La Veta School District RE-2, Colorado
|
1,443
|
| 127 |
Primero Reorganized School District 2, Colorado
|
1,383
|
| 128 |
Sanford School District 6J, Colorado
|
1,349
|
| 129 |
Moffat Consolidated School District 2, Colorado
|
1,347
|
| 130 |
Eads School District RE-1, Colorado
|
1,334
|
| 131 |
Swink School District 33, Colorado
|
1,323
|
| 132 |
Holly School District RE-3, Colorado
|
1,311
|
| 133 |
Mountain Valley School District RE-1, Colorado
|
1,302
|
| 134 |
Genoa-Hugo School District C-113, Colorado
|
1,278
|
| 135 |
Aguilar Reorganized School District 6, Colorado
|
1,248
|
| 136 |
Sangre de Cristo School District RE-22J, Colorado
|
1,222
|
| 137 |
Sargent School District RE-33J, Colorado
|
1,149
|
| 138 |
Walsh School District RE-1, Colorado
|
1,125
|
| 139 |
Frenchman School District RE-3, Colorado
|
1,116
|
| 140 |
Arriba-Flagler School District C-20, Colorado
|
1,100
|
| 141 |
Stratton School District R-4, Colorado
|
1,034
|
| 142 |
Manzanola School District 3J, Colorado
|
1,030
|
| 143 |
Wiley School District RE-13-JT, Colorado
|
998
|
| 144 |
Granada School District RE-1, Colorado
|
980
|
| 145 |
Otis School District R-3, Colorado
|
909
|
| 146 |
Buffalo School District RE-4, Colorado
|
850
|
| 147 |
Platte Valley School District RE-3, Colorado
|
841
|
| 148 |
De Beque School District 49-JT, Colorado
|
827
|
| 149 |
Briggsdale School District RE-10, Colorado
|
803
|
| 150 |
Silverton School District 1, Colorado
|
801
|
| 151 |
Deer Trail School District 26J, Colorado
|
734
|
| 152 |
Weldon Valley School District RE-20J, Colorado
|
726
|
| 153 |
Creede Consolidated School District 1, Colorado
|
723
|
| 154 |
McClave School District RE-2, Colorado
|
708
|
| 155 |
Hinsdale County School District RE-1, Colorado
|
680
|
| 156 |
Kit Carson School District R-1, Colorado
|
639
|
| 157 |
Cheraw School District 31, Colorado
|
636
|
| 158 |
Pawnee School District RE-12, Colorado
|
619
|
| 159 |
Arickaree School District R-2, Colorado
|
614
|
| 160 |
Plateau School District RE-5, Colorado
|
599
|
| 161 |
Agate School District 300, Colorado
|
586
|
| 162 |
Idalia School District RJ-3, Colorado
|
576
|
| 163 |
Bethune School District R-5, Colorado
|
560
|
| 164 |
Prairie School District RE-11, Colorado
|
547
|
| 165 |
Liberty School District J-4, Colorado
|
532
|
| 166 |
Hi-Plains School District R-23, Colorado
|
494
|
| 167 |
Plainview School District RE-2, Colorado
|
394
|
| 168 |
Kim Reorganized School District 88, Colorado
|
341
|
| 169 |
Karval School District RE-23, Colorado
|
300
|
| 170 |
Pritchett School District RE-3, Colorado
|
291
|
| 171 |
Edison School District 54-JT, Colorado
|
250
|
| 172 |
Campo School District RE-6, Colorado
|
248
|
| 173 |
Woodlin School District R-104, Colorado
|
246
|
| 174 |
Branson Reorganized School District 82, Colorado
|
212
|
| 175 |
Lone Star School District 101, Colorado
|
201
|
| 176 |
Vilas School District RE-5, Colorado
|
201
|