For the 2025 school year, there are 15 public charter schools serving 8,385 students in Weld County, CO.
The top ranked public charter schools in Weld County, CO are Windsor Charter Academy Early College High School, Windsor Charter Academy Elementary School and Windsor Charter Academy Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Weld County, CO public charter schools have an average math proficiency score of 30% (versus the Colorado public charter school average of 34%), and reading proficiency score of 43% (versus the 48% statewide average). Charter schools in Weld County have an average ranking of 5/10, which is in the bottom 50% of Colorado public charter schools.
Minority enrollment is 43% of the student body (majority Hispanic), which is less than the Colorado public charter school average of 52% (majority Hispanic).
Best ÎÛÎÛÂþ» Charter Schools in Weld County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Windsor Charter Academy Early College High School
Charter School
(Math: 55-59% | Reading: 80-84%)
Rank:
Rank:
10/
Top 5%10
810 Automation Drive
Windsor, CO 80550
(970) 833-5190
Windsor, CO 80550
(970) 833-5190
Grades: 9-12
| 413 students
Rank: #22.
Windsor Charter Academy Elementary School
Charter School
(Math: 63% | Reading: 69%)
Rank:
Rank:
10/
Top 10%10
680 Academy Court
Windsor, CO 80550
(970) 674-5020
Windsor, CO 80550
(970) 674-5020
Grades: K-5
| 776 students
Rank: #33.
Windsor Charter Academy Middle School
Charter School
(Math: 55% | Reading: 67%)
Rank:
Rank:
10/
Top 10%10
810 Automation Drive
Windsor, CO 80550
(970) 833-5190
Windsor, CO 80550
(970) 833-5190
Grades: 6-8
| 371 students
Rank: #44.
Cardinal Community Academy Charter School
Charter School
(Math: 45-49% | Reading: 55-59%)
Rank:
Rank:
8/
Top 30%10
3101 Wcr 65
Keenesburg, CO 80643
(303) 732-9312
Keenesburg, CO 80643
(303) 732-9312
Grades: K-8
| 180 students
Rank: #55.
Firestone Charter Academy
Charter School
(Math: 35% | Reading: 50%)
Rank:
Rank:
7/
Top 50%10
5753 Twilight Avenue
Longmont, CO 80504
(303) 772-3711
Longmont, CO 80504
(303) 772-3711
Grades: PK-8
| 615 students
Rank: #66.
Frontier Charter Academy
Charter School
(Math: 32% | Reading: 49%)
Rank:
Rank:
6/
Top 50%10
2560 West 29th Street
Greeley, CO 80634
(970) 330-1780
Greeley, CO 80634
(970) 330-1780
Grades: K-12
| 1,426 students
Rank: #77.
Knowledge Quest Academy
Charter School
(Math: 25% | Reading: 36%)
Rank:
Rank:
4/
Bottom 50%10
705 South School House Drive
Milliken, CO 80543
(970) 587-5742
Milliken, CO 80543
(970) 587-5742
Grades: K-8
| 407 students
Rank: #88.
West Ridge Academy
Charter School
(Math: 23% | Reading: 33%)
Rank:
Rank:
4/
Bottom 50%10
6905 8th St
Greeley, CO 80634
(970) 330-3671
Greeley, CO 80634
(970) 330-3671
Grades: K-8
| 351 students
Rank: #99.
Carbon Valley Academy
Charter School
(Math: 20-24% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
4040 Coriolis Way
Frederick, CO 80530
(303) 774-9555
Frederick, CO 80530
(303) 774-9555
Grades: PK-8
| 250 students
Rank: #1010.
Civica Colorado
Charter School
(Math: 10-14% | Reading: 40-44%)
Rank:
Rank:
4/
Bottom 50%10
301 Centennial Drive
Johnstown, CO 80534
(970) 652-4711
Johnstown, CO 80534
(970) 652-4711
Grades: 6-11
| 155 students
Rank: #1111.
Union Colony Preparatory School
Charter School
(Math: 19% | Reading: 30%)
Rank:
Rank:
3/
Bottom 50%10
2000 Clubhouse Drive
Greeley, CO 80634
(970) 673-4546
Greeley, CO 80634
(970) 673-4546
Grades: 6-12
| 348 students
Rank: #1212.
University Schools
Charter School
(Math: 15% | Reading: 33%)
Rank:
Rank:
3/
Bottom 50%10
6525 18th Street
Greeley, CO 80634
(970) 330-2221
Greeley, CO 80634
(970) 330-2221
Grades: K-12
| 1,751 students
Rank: #1313.
Union Colony Elementary School
Charter School
(Math: 15-19% | Reading: 25-29%)
Rank:
Rank:
3/
Bottom 50%10
1051 29th Street Rd
Evans, CO 80620
(970) 673-4997
Evans, CO 80620
(970) 673-4997
Grades: K-5
| 329 students
Rank: #1414.
Salida Del Sol Academy
Charter School
(Math: 14% | Reading: 23%)
Rank:
Rank:
2/
Bottom 50%10
111 E 26th Street
Greeley, CO 80631
(970) 347-8223
Greeley, CO 80631
(970) 347-8223
Grades: K-8
| 631 students
Rank: n/an/a
American Legacy Academy
Charter School
1870 Marina Dr.
Windsor, CO 80550
(970) 460-6057
Windsor, CO 80550
(970) 460-6057
Grades: K-8
| 382 students
Weld County ÎÛÎÛÂþ» Schools (Closed)
School
Location
Grades
Students
Adelante Alternative Middle School (Closed 2004)
Alternative School
2407 5th Avenue
Greeley, CO 80634
(970) 395-9702
Greeley, CO 80634
(970) 395-9702
Grades: 6-8
| 33 students
1424 13th Ave
Greeley, CO 80631
(970) 348-1000
Greeley, CO 80631
(970) 348-1000
Grades: PK-5
| n/a students
Cameron School (Closed 2015)
Alternative School
1424 13th Avenue
Greeley, CO 80631
(970) 348-1000
Greeley, CO 80631
(970) 348-1000
Grades: 9-12
| 33 students
Carson Treatment Center (Closed 2023)
Special Education School
2350 3rd Street Road
Greeley, CO 80634
(970) 352-2201
Greeley, CO 80634
(970) 352-2201
Grades: 1-6
| 29 students
Colorado High School Of Greeley (Closed 2011)
Alternative School
2651 11th St Rd
Greeley, CO 80634
(970) 353-6132
Greeley, CO 80634
(970) 353-6132
Grades: 7-12
| n/a students
Deaf Or Hard Of Hearing Program (Closed 2008)
Special Education School
6525 W 18 Street
Greeley, CO 80634
(970) 506-7035
Greeley, CO 80634
(970) 506-7035
Grades: PK-12
| 48 students
614 East 20th Street
Greeley, CO 80631
(970) 348-1400
Greeley, CO 80631
(970) 348-1400
Grades: K-5
| 500 students
5401 West 20th Street
Greeley, CO 80634
(970) 475-1077
Greeley, CO 80634
(970) 475-1077
Grades: PK
| 110 students
1424 13th Avenue
Greeley, CO 80634
(970) 348-1050
Greeley, CO 80634
(970) 348-1050
Grades: K-12
| 37 students
3003 Beech Street
Hudson, CO 80642
(303) 536-0440
Hudson, CO 80642
(303) 536-0440
Grades: PK
| 3 students
1020 Main Street
Windsor, CO 80550
(970) 833-7350
Windsor, CO 80550
(970) 833-7350
Grades: K-12
| 618 students
1315 4th Ave
Greeley, CO 80631
(970) 348-1600
Greeley, CO 80631
(970) 348-1600
Grades: PK-5
| n/a students
1201 21st Ave
Greeley, CO 80631
(970) 348-3800
Greeley, CO 80631
(970) 348-3800
Grades: 6-8
| n/a students
19 Chat0ga Street
Grover, CO 80729
(970) 895-2222
Grover, CO 80729
(970) 895-2222
Grades: PK-6
| 39 students
Platte Valley Youth Services Center (Closed 2021)
Alternative School
2200 O Street
Greeley, CO 80631
(303) 866-6600
Greeley, CO 80631
(303) 866-6600
Grades: 7-12
| n/a students
6007 Wcr 73
Roggen, CO 80652
(303) 849-5550
Roggen, CO 80652
(303) 849-5550
Grades: PK
| 16 students
Trademark Learning Center (Closed 2011)
Alternative School
1401 22nd Ave
Greeley, CO 80631
(970) 348-3550
Greeley, CO 80631
(970) 348-3550
Grades: 7-12
| n/a students
Trademark Night School (Closed 2004)
Alternative School
1401 22nd Avenue
Greeley, CO 80631
(970) 348-3550
Greeley, CO 80631
(970) 348-3550
Grades: 9-12
| 2 students
Weld Opportunity High School (Closed 2010)
Alternative School
2505 1st Avenue
Greeley, CO 80631
(970) 351-7472
Greeley, CO 80631
(970) 351-7472
Grades: 9-12
| 128 students
Frequently Asked Questions
What are the top ranked public charter schools in Weld County, CO?
The top ranked public charter schools in Weld County, CO include Windsor Charter Academy Early College High School, Windsor Charter Academy Elementary School and Windsor Charter Academy Middle School.
How many public charter schools are located in Weldunty?
15 public charter schools are located in Weldunty.
What is the racial composition of students in Weldunty?
Weldunty public charter schools minority enrollment is 43% of the student body (majority Hispanic), which is less than the Colorado public charter schools average of 52% (majority Hispanic).
Which public charter schools in Weldunty are often viewed compared to one another?
Popular comparisons of public charter schools in Weldunty include: Cardinal Community Academy Charter School vs. Frontier Charter Academy, West Ridge Academy vs. University Schools, University Schools vs. Frontier Charter Academy
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