Document and Entity Information	Mar. 19, 2020
Prospectus:
Document Type	497
Document Period End Date	Mar. 19, 2020
Registrant Name	BNY MELLON STATE MUNICIPAL BOND FUNDS
Entity Central Index Key	0000806176
Entity Inv Company Type	N-1A
Amendment Flag	false
Document Creation Date	Mar. 19, 2020
Document Effective Date	Mar. 19, 2020
Prospectus Date	Aug. 30, 2019
BNY Mellon Connecticut Fund \| Class Y \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	DPMYX
BNY Mellon Connecticut Fund \| Class I \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	DTCIX
BNY Mellon Connecticut Fund \| Class Z \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	DPMZX
BNY Mellon Connecticut Fund \| Class C \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PMCCX
BNY Mellon Connecticut Fund \| Class A \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PSCTX
BNY Mellon Massachusetts Fund \| Class Z \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PMAZX
BNY Mellon Massachusetts Fund \| Class C \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PCMAX
BNY Mellon Massachusetts Fund \| Class A \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PSMAX
BNY Mellon Pennsylvania Fund \| Class C \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PPACX
BNY Mellon Pennsylvania Fund \| Class A \| BNY MELLON STATE MUNICIPAL BOND FUNDS
Prospectus:
Trading Symbol	PTPAX
BNY Mellon Core Plus Fund \| Class Y \| BNY Mellon Absolute Insight Funds, Inc.
Prospectus:
Trading Symbol	DCPYX
BNY Mellon Core Plus Fund \| Class I \| BNY Mellon Absolute Insight Funds, Inc.
Prospectus:
Trading Symbol	DCPIX
BNY Mellon Core Plus Fund \| Class C \| BNY Mellon Absolute Insight Funds, Inc.
Prospectus:
Trading Symbol	DCPCX
BNY Mellon Core Plus Fund \| Class A \| BNY Mellon Absolute Insight Funds, Inc.
Prospectus:
Trading Symbol	DCPAX
BNY Mellon Opportunistic Municipal Securities Fund \| Class I \| BNY Mellon Opportunistic Municipal Securities Fund
Prospectus:
Trading Symbol	DMBVX
BNY Mellon Opportunistic Municipal Securities Fund \| Class Y \| BNY Mellon Opportunistic Municipal Securities Fund
Prospectus:
Trading Symbol	DMBYX
BNY Mellon Opportunistic Municipal Securities Fund \| Class Z \| BNY Mellon Opportunistic Municipal Securities Fund
Prospectus:
Trading Symbol	DMBZX
BNY Mellon Opportunistic Municipal Securities Fund \| Class C \| BNY Mellon Opportunistic Municipal Securities Fund
Prospectus:
Trading Symbol	DMBCX
BNY Mellon Opportunistic Municipal Securities Fund \| Class A \| BNY Mellon Opportunistic Municipal Securities Fund
Prospectus:
Trading Symbol	PTEBX
BNY Mellon U.S. Mortgage Fund, Inc. \| Class I \| BNY Mellon U.S. Mortgage Fund, Inc.
Prospectus:
Trading Symbol	GPNIX
BNY Mellon U.S. Mortgage Fund, Inc. \| Class Y \| BNY Mellon U.S. Mortgage Fund, Inc.
Prospectus:
Trading Symbol	GPNYX
BNY Mellon U.S. Mortgage Fund, Inc. \| Class C \| BNY Mellon U.S. Mortgage Fund, Inc.
Prospectus:
Trading Symbol	GPNCX
BNY Mellon U.S. Mortgage Fund, Inc. \| Class A \| BNY Mellon U.S. Mortgage Fund, Inc.
Prospectus:
Trading Symbol	GPGAX
BNY Mellon U.S. Mortgage Fund, Inc. \| Class Z \| BNY Mellon U.S. Mortgage Fund, Inc.
Prospectus:
Trading Symbol	DRGMX
Dreyfus Prime Money Market Fund \| Class A \| CITIZENSSELECT FUNDS
Prospectus:
Trading Symbol	CZEXX
Dreyfus Institutional Treasury Securities Cash Advantage Fund \| Premier Shares \| Dreyfus Institutional Reserves Funds
Prospectus:
Trading Symbol	DMEXX
Dreyfus Institutional Treasury Securities Cash Advantage Fund \| Hamilton Shares \| Dreyfus Institutional Reserves Funds
Prospectus:
Trading Symbol	DHMXX
Dreyfus Institutional Treasury Securities Cash Advantage Fund \| Institutional Shares \| Dreyfus Institutional Reserves Funds
Prospectus:
Trading Symbol	DUPXX
Dreyfus Institutional Treasury Obligations Cash Advantage Fund \| Premier Shares \| Dreyfus Institutional Reserves Funds
Prospectus:
Trading Symbol	DRRXX
Dreyfus Institutional Treasury Obligations Cash Advantage Fund \| Hamilton Shares \| Dreyfus Institutional Reserves Funds
Prospectus:
Trading Symbol	DHLXX
Dreyfus Institutional Treasury Obligations Cash Advantage Fund \| Institutional Shares \| Dreyfus Institutional Reserves Funds
Prospectus:
Trading Symbol	DNSXX

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