For the 2025-26 school year, there are 4 private schools belonging to International Baccalaureate (IB) World School serving 1,225 students in Colorado. You can also find more schools membership associations in Colorado.
The top ranked private schools belonging to International Baccalaureate (IB) World School in Colorado include Boulder Country Day, Mackintosh Academy Boulder, and International School of Denver.
The average acceptance rate is 69%, which is lower than the Colorado private school average acceptance rate of 84%.
Top Ranked Private Schools Belonging to International Baccalaureate (IB) World School in Colorado (2025-26)
School
Location
Quick Facts
4820 Nautilus Ct N
Boulder, CO 80301
(303) 527-4931
Boulder, CO 80301
(303) 527-4931
Gr: NS-8 | 293 students Avg. class size: 16 students Sports: 5 | Extracurrculars: 7 Tuition listed
7701 E 1st Pl, Unit C
Denver, CO 80230
(303) 340-3647
Denver, CO 80230
(303) 340-3647
Gr: PK-9 | 684 students Avg. class size: 13 students Sports: 7 | Extracurrculars: 32 Tuition & acceptance rate listed
6717 S. Boulder Road
Boulder, CO 80303
(303) 554-2011
Boulder, CO 80303
(303) 554-2011
Gr: K-8 | 164 students Avg. class size: 18 students Sports: 1 Tuition & acceptance rate listed
7018 S Prince St
Littleton, CO 80120
(303) 794-6222
Littleton, CO 80120
(303) 794-6222
Gr: NS-8 | 84 students Avg. class size: 13 students Extracurrculars: 4 Tuition & acceptance rate listed
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