Bank Branches › South Dakota › Corson County
Banks in Corson County, South Dakota
Corson County has 3 bank offices, matching its peak (first reached in 1994). They belong to 2 banks, led by First Interstate Bank with 2.
3
offices, 2026
3
peak (1994)
0
no longer reported
$66.9M
deposits booked
Map
open (3)
The county's passbook
Bank offices reporting on June 30Deposits booked at them (nominal dollars, own scale)
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994PEAK | 3 | $20.3M | |
| Jun 30 1995 | 3 | · | $20.7M |
| Jun 30 2000 | 3 | · | $26.0M |
| Jun 30 2005 | 3 | · | $33.0M |
| Jun 30 2010 | 3 | · | $41.1M |
| Jun 30 2015 | 3 | · | $48.8M |
| Jun 30 2020 | 3 | · | $50.1M |
| Jun 30 2025 | 3 | · | $63.2M |
| Jun 30 2026NOW | 3 | · | $66.9M |
Open the full passbook — all 33 years ▾
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994PEAK | 3 | $20.3M | |
| Jun 30 1995 | 3 | · | $20.7M |
| Jun 30 1996 | 3 | · | $21.0M |
| Jun 30 1997 | 3 | · | $22.5M |
| Jun 30 1998 | 3 | · | $23.0M |
| Jun 30 1999 | 3 | · | $24.7M |
| Jun 30 2000 | 3 | · | $26.0M |
| Jun 30 2001 | 3 | · | $26.3M |
| Jun 30 2002 | 3 | · | $30.6M |
| Jun 30 2003 | 3 | · | $32.5M |
| Jun 30 2004 | 3 | · | $30.6M |
| Jun 30 2005 | 3 | · | $33.0M |
| Jun 30 2006 | 3 | · | $32.7M |
| Jun 30 2007 | 3 | · | $33.3M |
| Jun 30 2008 | 3 | · | $35.5M |
| Jun 30 2009 | 3 | · | $41.9M |
| Jun 30 2010 | 3 | · | $41.1M |
| Jun 30 2011 | 3 | · | $42.1M |
| Jun 30 2012 | 3 | · | $43.9M |
| Jun 30 2013 | 3 | · | $42.7M |
| Jun 30 2014 | 3 | · | $43.5M |
| Jun 30 2015 | 3 | · | $48.8M |
| Jun 30 2016 | 3 | · | $47.8M |
| Jun 30 2017 | 3 | · | $48.9M |
| Jun 30 2018 | 3 | · | $50.0M |
| Jun 30 2019 | 3 | · | $48.5M |
| Jun 30 2020 | 3 | · | $50.1M |
| Jun 30 2021 | 3 | · | $55.7M |
| Jun 30 2022 | 3 | · | $67.5M |
| Jun 30 2023 | 3 | · | $64.8M |
| Jun 30 2024 | 3 | · | $62.6M |
| Jun 30 2025 | 3 | · | $63.2M |
| Jun 30 2026NOW | 3 | · | $66.9M |
Banks in Corson County
| Bank | Offices | Deposits here |
|---|---|---|
| First Interstate Bank | 2 | $34.3M |
| First National Bank | 1 | $32.6M |
Every bank office open in Corson County
| Bank | Address | Deposits |
|---|---|---|
| First National BankMclaughlin Branch | 204 Main StreetMc Laughlin 57642 | $32.6M |
| First Interstate BankMcintosh Branch | 217 Main StMc Intosh 57641 | $25.3M |
| First Interstate BankMorristown Branch | 302 Main StMorristown 57645 | $9.0M |
Sorted by deposits booked on June 30, 2026. "Opened" is the establishment date in the FDIC record.
County FIPS 46031 · 2,470 square miles of land (2024 Census Gazetteer).