v3.26.3
Form N-1A Cover
Oct. 20, 2026
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name BONDBLOXX ETF TRUST
Entity Central Index Key 0001879238
Entity Investment Company Type N-1A
Document Period End Date Oct. 20, 2026
Prospectus Date Oct. 21, 2026