Cover - shares	6 Months Ended
	Jun. 30, 2025	Aug. 06, 2025
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Entity Interactive Data Current	Yes
Amendment Flag	false
Document Period End Date	Jun. 30, 2025
Document Fiscal Year Focus	2025
Document Fiscal Period Focus	Q2
Entity Information [Line Items]
Entity Registrant Name	ARTESIAN RESOURCES CORPORATION
Entity Central Index Key	0000863110
Entity File Number	000-18516
Entity Tax Identification Number	51-0002090
Entity Incorporation, State or Country Code	DE
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Shell Company	false
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Contact Personnel [Line Items]
Entity Address, Address Line One	664 Churchmans Road
Entity Address, City or Town	Newark
Entity Address, State or Province	DE
Entity Address, Postal Zip Code	19702
Entity Phone Fax Numbers [Line Items]
City Area Code	302
Local Phone Number	453 – 6900
Entity Listings [Line Items]
Title of 12(b) Security	Common Stock
Trading Symbol	ARTNA
Security Exchange Name	NASDAQ
Class A Stock [Member]
Entity Listings [Line Items]
Entity Common Stock, Shares Outstanding		9,429,149
Class B Stock [Member]
Entity Listings [Line Items]
Entity Common Stock, Shares Outstanding		881,452