Bank Branches › Iowa › Iowa County › 330 Western Avenue
Full-service office · FDIC office no. 11924
Keystone Savings Bank
330 Western Avenue, Marengo, IA 52301
Open · June 2026
$40.8M
deposits, 2026
1935
established
3rd
of 9 in county
1
name on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | Keystone Savings Bank | $40.8M | +2% |
| Jun 30 2025 | Keystone Savings Bank | $40.0M | +7% |
| Jun 30 2024 | Keystone Savings Bank | $37.4M | −5% |
| Jun 30 2023 | Keystone Savings Bank | $39.3M | +5% |
| Jun 30 2022 | Keystone Savings Bank | $37.4M | +4% |
| Jun 30 2021 | Keystone Savings Bank | $35.9M | +11% |
| Jun 30 2020 | Keystone Savings Bank | $32.4M | +38% |
| Jun 30 2019 | Keystone Savings Bank | $23.4M | −3% |
| Jun 30 2018 | Keystone Savings Bank | $24.2M | −4% |
| Jun 30 2017 | Keystone Savings Bank | $25.1M | +7% |
| Jun 30 2016 | Keystone Savings Bank | $23.4M | +21% |
| Jun 30 2015 | Keystone Savings Bank | $19.4M | −8% |
| Jun 30 2014 | Keystone Savings Bank | $21.2M | +6% |
| Jun 30 2013 | Keystone Savings Bank | $20.0M | +4% |
| Jun 30 2012 | Keystone Savings Bank | $19.2M | +7% |
| Jun 30 2011 | Keystone Savings Bank | $17.9M | −5% |
| Jun 30 2010 | Keystone Savings Bank | $19.0M | 0% |
| Jun 30 2009 | Keystone Savings Bank | $19.0M | +16% |
| Jun 30 2008 | Keystone Savings Bank | $16.4M | +12% |
| Jun 30 2007 | Keystone Savings Bank | $14.6M | +1% |
| Jun 30 2006 | Keystone Savings Bank | $14.6M | +2% |
| Jun 30 2005 | Keystone Savings Bank | $14.3M | −4% |
| Jun 30 2004 | Keystone Savings Bank | $15.0M | +15% |
| Jun 30 2003 | Keystone Savings Bank | $13.0M | +11% |
| Jun 30 2002 | Keystone Savings Bank | $11.7M | +4% |
| Jun 30 2001 | Keystone Savings Bank | $11.3M | +16% |
| Jun 30 2000 | Keystone Savings Bank | $9.7M | +21% |
| Jun 30 1999 | Keystone Savings Bank | $8.1M | −10% |
| Jun 30 1998 | Keystone Savings Bank | $8.9M | +20% |
| Jun 30 1997 | Keystone Savings Bank | $7.4M | +201% |
| Jun 30 1996 | Keystone Savings Bank | $2.5M | −89% |
| Jun 30 1995 | Keystone Savings Bank | $22.1M | +6% |
| Jun 30 1994 | Keystone Savings Bank | $20.9M | |
| 1935-04-27 | Office established (FDIC record) — 59 years before this passbook begins | ||
Nearest other open offices in Iowa County
- 0.5 miGrinnell State Bank · 1101 Court Ave, Marengo
- 8.6 miFidelity Bank & Trust · 500 N Highland St, Williamsburg
- 9.6 miHills Bank and Trust Company · 200 W State St, Williamsburg
- 9.6 miFarmers Trust & Savings Bank · 505 Chatham St, Williamsburg
- 9.6 miFarmers Trust & Savings Bank · 510 Elm St, Williamsburg
- 10.3 miFairfax State Savings Bank · 4304 220th Trl, Amana
- 12.3 miKeystone Savings Bank · 606 3rd St, Victor
- 12.3 miChelsea Savings Bank · 201 Washington St, Victor
All banks in Iowa County →
Every Keystone Savings Bank office →
Earlier names and banks folded into Keystone Savings 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) 11924.