For the 2026 school year, there are 3 private schools belonging to International Baccalaureate (IB) World School serving 1,141 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, International School of Denver, and Mackintosh Academy Boulder.
The average acceptance rate is 57%, 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 (2026)
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: 4 | 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
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