Cover	Oct. 31, 2025
Cover [Abstract]
Entity Registrant Name	My City Builders, Inc.
Entity Central Index Key	0001556801
Document Type	8-K
Amendment Flag	false
Entity Emerging Growth Company	false
Document Period End Date	Oct. 31, 2025
Entity File Number	000-55233
Entity Incorporation State Country Code	NV
Entity Tax Identification Number	27-3816969
Entity Address Address Line 1	100 Biscayne Blvd
Entity Address Address Line 2	#1611
Entity Address City Or Town	Miami
Entity Address State Or Province	FL
Entity Address Postal Zip Code	33132
City Area Code	786
Local Phone Number	553-4006
Written Communications	false
Soliciting Material	false
Pre Commencement Tender Offer	false
Pre Commencement Issuer Tender Offer	false