v3.25.2
Document and Entity Information
Jun. 30, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 30, 2025
Entity Registrant Name PATHFINDER BANCORP, INC.
Entity Central Index Key 0001609065
Entity Emerging Growth Company false
Entity File Number 001-36695
Entity Incorporation State Country Code MD
Entity Tax Identification Number 38-3941859
Entity Address, Address Line One 214 West First Street
Entity Address City Or Town Oswego
Entity Address State Or Province NY
Entity Address Postal Zip Code 13126
City Area Code 315
Local Phone Number 343-0057
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security12b Title Common Stock, $0.01 par value
Trading Symbol PBHC
Security Exchange Name NASDAQ