Cover - shares	9 Months Ended
	Sep. 30, 2024	Nov. 13, 2024
Cover [Abstract]
Document Type	10-Q/A
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2024
Document Transition Report	false
Entity File Number	0-1665
Registrant Name	KINGSTONE COMPANIES, INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	36-2476480
Entity Address, Address Line One	15 Joys Lane
Entity Address, City or Town	Kingston
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	12401
City Area Code	845
Local Phone Number	802-7900
Title of 12(b) Security	Common Stock, $0.01 par value per share
Trading Symbol	KINS
Security Exchange Name	NASDAQ
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		12,349,132
Central Index Key	0000033992
Amendment Flag	false
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2024
Current Fiscal Year End Date	--12-31