For the 2025 school year, there are 12 nonsectarian private schools in Wyoming. You can also find more religiously affiliated schools in Wyoming.
The top ranked nonsectarian private schools in Wyoming include Montessori School Of Cheyenne and Mountain Academy Of Teton Science Schools.
Top Ranked Nonsectarian Private Schools in Wyoming (2025)
School
Location
Quick Facts
Montessori School Of Cheyenne
Montessori School
5401 Yellowstone Rd
Cheyenne, WY 82009
(307) 635-2012
Cheyenne, WY 82009
(307) 635-2012
Gr: PK-K | 150 students Tuition listed
Mountain Academy Of Teton Science Schools![Mountain Academy Of Teton Science Schools Photo - Students engaging in hands-on learning in science class. Mountain Academy Of Teton Science Schools Photo - Students engaging in hands-on learning in science class.]()

Special Program Emphasis
700 Coyote Canyon Rd.
Jackson, WY 83001
(307) 732-7775
Jackson, WY 83001
(307) 732-7775
Gr: NS-8 | 174 students Sports: 25 | Extracurrculars: 2 Tuition & acceptance rate listed
Big Horn Basin Children's Center
Special Education School
250 E. Arapahoe
Thermopolis, WY 82443
(307) 864-2171
Thermopolis, WY 82443
(307) 864-2171
Gr: 1-6 | 9 students
Excel Acadmey Private School
Alternative School
500 S Jefferson St
Casper, WY 82601
(307) 237-3963
Casper, WY 82601
(307) 237-3963
Gr: PK-8 | 61 students
1715 High School Road, #240
Jackson, WY 83001
(307) 733-5427
Jackson, WY 83001
(307) 733-5427
Gr: 9-12 | 94 students Avg. class size: 11 students Sports: 32 Tuition listed
417 S Elm St.
Casper, WY 82601
(307) 265-0249
Casper, WY 82601
(307) 265-0249
Gr: PK-K | 44 students Avg. class size: 28 students Tuition listed
Open School
Daycare / Preschool
414 S 24th St
Laramie, WY 82070
(307) 745-7256
Laramie, WY 82070
(307) 745-7256
Gr: PK-K | 80 students Avg. class size: 10 students Tuition listed
7905 Fall Creek Rd.
Wilson, WY 83014
(307) 733-9098
Wilson, WY 83014
(307) 733-9098
Gr: 9-12 | 11 students
1419 Main Street
Torrington, WY 82240
(307) 532-4197
Torrington, WY 82240
(307) 532-4197
Gr: 1-11 | 46 students
Smart-Start Montessori Academy
Montessori School
1014 N 8th St W
Riverton, WY 82501
(307) 856-7633
Riverton, WY 82501
(307) 856-7633
Gr: PK-2 | 63 students Avg. class size: 30 students Tuition listed
Wyoming Behavioral Institute
All-girls | Alternative School
2521 E 15th St
Casper, WY 82609
(307) 472-2667
Casper, WY 82609
(307) 472-2667
Gr: 6-11 | 23 students
Youth Emergency Services
Alternative School
905 N Gurley Ave
Gillette, WY 82716
(307) 686-0669
Gillette, WY 82716
(307) 686-0669
Gr: 7-12 | 43 students Avg. class size: 15 students
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