v3.25.3
JPMorgan SmartRetirement Blend 2050 Fund N-1A Cover
Jun. 30, 2025
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name JPMORGAN TRUST I
Entity Central Index Key 0001217286
Entity Investment Company Type N-1A
Document Period End Date Jun. 30, 2025
Prospectus Date Nov. 01, 2025