Document And Entity Information - shares	9 Months Ended
	Apr. 30, 2024	Jun. 07, 2024
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Apr. 30, 2024
Document Transition Report	false
Entity File Number	333-146934
Entity Registrant Name	NORTHERN MINERALS & EXPLORATION LTD.
Entity Incorporation, State or Country Code	NV
Entity Tax Identification Number	98-0557171
Entity Address, Address Line One	1267 N 680 W
Entity Address, City or Town	Pleasant Grove
Entity Address, State or Province	UT
Entity Address, Postal Zip Code	84062
City Area Code	801
Local Phone Number	885-9260
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Emerging Growth Company	true
Entity Small Business	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		104,967,690
Entity Central Index Key	0001415744
Current Fiscal Year End Date	--07-31
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q3
Amendment Flag	false