Document and Entity Information - shares	3 Months Ended
Mar. 31, 2019	May 01, 2019
Details
Registrant Name	New Jersey Mining Company
Registrant CIK	0001030192
SEC Form	10-Q
Period End date	Mar. 31, 2019
Fiscal Year End	--12-31
Trading Symbol	njmc
Tax Identification Number (TIN)	820490295
Number of common stock shares outstanding		123,413,569
Filer Category	Non-accelerated Filer
Current with reporting	Yes
Small Business	true
Emerging Growth Company	false
Amendment Flag	false
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1

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End date of current fiscal year in the format --MM-DD.

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The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.

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The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.

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A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.

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Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.

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The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

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