Bank ACNB Bank
ACNB Bank is a federally insured bank based in Gettysburg, Pennsylvania.
- Type
- Bank
- Charter
- State-chartered commercial bank, not a Federal Reserve member
- Primary regulator
- FDIC
- Established
- April 11, 1857
- Headquarters
- Gettysburg, PA
- FDIC certificate #
- 7506
- Fed RSSD ID
- 5210
- Holding company
- Acnb Corp
- Website
- www.acnb.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
ACNB Bank operates 33 branch locations across 2 states. Select a state to drill down to its towns and individual branches.
Ownership
ACNB Bank is owned by Acnb Corp. See the full ownership & merger history.
Other banks in Pennsylvania
Federally insured banks headquartered in Pennsylvania, by total assets.
- First National Bank of Pennsylvania $50.42B
- Fulton Bank, National Association $32.11B
- BNY Mellon, National Association $30.92B
- Customers Bank $25.86B
- TriState Capital Bank $23.25B
- Northwest Bank $16.91B
- Dollar Bank, Federal Savings Bank $12.48B
- First Commonwealth Bank $12.23B
Similar-size banks
Institutions close to ACNB Bank’s $3.25B in assets.
- Banterra Bank $3.26B
- Exchange Bank $3.27B
- Northern Bank & Trust Company $3.27B
- Austin Bank, Texas National Association $3.27B
- First Western Trust Bank $3.24B
- BCB Community Bank $3.27B