Bank Branches › Iowa › Decatur County
Banks in Decatur County, Iowa
Decatur County has 5 bank offices, 2 fewer than its peak of 7 in 2013 (−29%). They belong to 5 banks, led by BMO Bank National Association with 1.
5
offices, 2026
7
peak (2013)
6
no longer reported
$198M
deposits booked
Map
open (5)no longer reported (4 of 6 have map coordinates)
The county's passbook
Bank offices reporting on June 30Deposits booked at them (nominal dollars, own scale)
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994 | 4 | $54.2M | |
| Jun 30 1995 | 4 | · | $57.7M |
| Jun 30 2000 | 6 | · | $80.2M |
| Jun 30 2005 | 5 | · | $80.7M |
| Jun 30 2010 | 6 | · | $107M |
| Jun 30 2013PEAK | 7 | +1 | $113M |
| Jun 30 2015 | 7 | · | $119M |
| Jun 30 2020 | 5 | · | $163M |
| Jun 30 2025 | 5 | · | $188M |
| Jun 30 2026NOW | 5 | · | $198M |
Open the full passbook — all 33 years ▾
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994 | 4 | $54.2M | |
| Jun 30 1995 | 4 | · | $57.7M |
| Jun 30 1996 | 4 | · | $63.6M |
| Jun 30 1997 | 4 | · | $65.0M |
| Jun 30 1998 | 5 | +1 | $70.0M |
| Jun 30 1999 | 6 | +1 | $85.7M |
| Jun 30 2000 | 6 | · | $80.2M |
| Jun 30 2001 | 5 | −1 | $74.3M |
| Jun 30 2002 | 5 | · | $79.8M |
| Jun 30 2003 | 5 | · | $75.7M |
| Jun 30 2004 | 5 | · | $79.3M |
| Jun 30 2005 | 5 | · | $80.7M |
| Jun 30 2006 | 5 | · | $88.6M |
| Jun 30 2007 | 6 | +1 | $85.4M |
| Jun 30 2008 | 6 | · | $90.2M |
| Jun 30 2009 | 6 | · | $96.9M |
| Jun 30 2010 | 6 | · | $107M |
| Jun 30 2011 | 6 | · | $107M |
| Jun 30 2012 | 6 | · | $110M |
| Jun 30 2013PEAK | 7 | +1 | $113M |
| Jun 30 2014 | 7 | · | $115M |
| Jun 30 2015 | 7 | · | $119M |
| Jun 30 2016 | 6 | −1 | $125M |
| Jun 30 2017 | 5 | −1 | $129M |
| Jun 30 2018 | 5 | · | $133M |
| Jun 30 2019 | 5 | · | $145M |
| Jun 30 2020 | 5 | · | $163M |
| Jun 30 2021 | 5 | · | $187M |
| Jun 30 2022 | 5 | · | $201M |
| Jun 30 2023 | 5 | · | $190M |
| Jun 30 2024 | 5 | · | $179M |
| Jun 30 2025 | 5 | · | $188M |
| Jun 30 2026NOW | 5 | · | $198M |
Banks in Decatur County
| Bank | Offices | Deposits here |
|---|---|---|
| BMO Bank National Association | 1 | $15.9M |
| First Interstate Bank | 1 | $48.9M |
| American State Bank | 1 | $64.0M |
| Farmers Bank of Northern Missouri | 1 | $33.1M |
| BTC Bank | 1 | $36.3M |
Every bank office open in Decatur County
| Bank | Address | Deposits |
|---|---|---|
| American State BankLamoni Branch | 801 E Main StLamoni 50140 | $64.0M |
| First Interstate BankLeon Branch | 111 N Main StLeon 50144 | $48.9M |
| BTC BankLamoni Branch | 2090 E Main StLamoni 50140 | $36.3M |
| Farmers Bank of Northern MissouriFarmers Bank Of Northern Missouri | 205 Nw Church StLeon 50144 | $33.1M |
| BMO Bank National AssociationLamoni | 108 E Main StLamoni 50140 | $15.9M |
Sorted by deposits booked on June 30, 2026. "Opened" is the establishment date in the FDIC record.
Offices no longer reported
Offices in Decatur County that filed a report in some year from 1994 on and are missing from 2026. Most closed; some were sold to non-banks or converted. Newest departures first.
| Last bank on the sign | Address | Last report |
|---|---|---|
| Bank of the West | 718 E. Main StreetLamoni 50140 · Drive-through / facility office | 2016 |
| Great Western Bank | State Highway 2 and U.S. Highway 69Leon 50144 · Drive-through / facility office | 2015 |
| Great Western Bank | 126 BroadwayGrand River 50108 | 2011 |
| Commercial Federal Bank, a Federal Savings Bank | 108 E. Main St.Lamoni 50140 | 2005 |
| Commercial Federal Bank, a Federal Savings Bank | 502 G Ave.Grundy Center 50638 | 2000 |
| Commercial Federal Bank, a Federal Savings Bank | Main & LindenLamoni 50140 | 1998 |
County FIPS 19053 · 532 square miles of land (2024 Census Gazetteer).