Bank Branches › Maryland › Carroll County › 1001 Twin Arch Rd
Full-service office · FDIC office no. 422923
ACNB Bank
1001 Twin Arch Rd, Mount Airy, MD 21771
Open · June 2026
$49.4M
deposits, 2026
2003
established
32nd
of 38 in county
2
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | ACNB Bank | $49.4M | +2% |
| Jun 30 2025 | ACNB Bank | $48.4M | −2% |
| Jun 30 2024 | ACNB Bank | $49.2M | −7% |
| Jun 30 2023 | ACNB Bank | $53.1M | −15% |
| Jun 30 2022 | ACNB Bank | $62.5M | +16% |
| Jun 30 2021 | ACNB Bank | $54.0M | +50% |
| Jun 30 2020 | ACNB Bank | $36.0M | +15% |
| Jun 30 2019 | ACNB Bank | $31.3M | −5% |
| Jun 30 2018 | ACNB BankNEW NAME | $32.9M | −10% |
| Jun 30 2017 | New Windsor State Bank | $36.4M | +6% |
| Jun 30 2016 | New Windsor State Bank | $34.4M | −4% |
| Jun 30 2015 | New Windsor State Bank | $36.0M | −4% |
| Jun 30 2014 | New Windsor State Bank | $37.3M | −6% |
| Jun 30 2013 | New Windsor State Bank | $39.8M | −3% |
| Jun 30 2012 | New Windsor State Bank | $41.2M | +6% |
| Jun 30 2011 | New Windsor State Bank | $38.8M | +14% |
| Jun 30 2010 | New Windsor State Bank | $34.1M | +18% |
| Jun 30 2009 | New Windsor State Bank | $28.8M | −15% |
| Jun 30 2008 | New Windsor State Bank | $33.7M | +4% |
| Jun 30 2007 | New Windsor State Bank | $32.3M | +4% |
| Jun 30 2006 | New Windsor State Bank | $30.9M | +86% |
| Jun 30 2005 | New Windsor State Bank | $16.6M | +122% |
| Jun 30 2004 | New Windsor State Bank | $7.5M | |
| 2003-09-08 | Office established (FDIC record) — 1 years before this passbook begins | ||
Nearest other open offices in Carroll County
- <0.1 miManufacturers and Traders Trust Company · 1001 Twin Arch Rd Ste 2600, Mount Airy
- 0.8 miTruist Bank · 443 E Ridgeville Blvd, Mount Airy
- 0.9 miAtlantic Union Bank · 425 E Ridgeville Blvd, Mount Airy
- 1.0 miWesBanco Bank, Inc. · 201 E Ridgeville Blvd, Mount Airy
- 1.0 miPNC Bank, National Association · 206 E Ridgeville Blvd, Mount Airy
- 1.1 miBank of America, National Association · 1 E Ridgeville Blvd, Mount Airy
- 10.7 miTruist Bank · 1300 Liberty Rd, Eldersburg
- 10.7 miFarmers and Merchants Bank · 1321 Liberty Rd, Sykesville
All banks in Carroll County →
Every ACNB Bank office →
Earlier names and banks folded into ACNB Bank →
Names on the sign
2004–2017New Windsor State Bank2018–nowACNB Bank
The FDIC office number stays with the building when banks merge or rename, so the same office appears under each owner. Follow an earlier name to see what became of that bank.
Deposits are the balances the bank assigned to this office on June 30 of each year, in nominal dollars. Source: FDIC Summary of Deposits, office (UNINUMBR) 422923.