Bank Branches › South Dakota › Union County › 325 Dakota Dunes Blvd
Full-service office · FDIC office no. 57157
Security National Bank of South Dakota
325 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Open · June 2026
$89.3M
deposits, 2026
1997
established
4th
of 11 in county
1
name on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | Security National Bank of South Dakota | $89.3M | +6% |
| Jun 30 2025 | Security National Bank of South Dakota | $84.5M | +1% |
| Jun 30 2024 | Security National Bank of South Dakota | $83.8M | +5% |
| Jun 30 2023 | Security National Bank of South Dakota | $79.8M | −22% |
| Jun 30 2022 | Security National Bank of South Dakota | $103M | +11% |
| Jun 30 2021 | Security National Bank of South Dakota | $92.7M | +14% |
| Jun 30 2020 | Security National Bank of South Dakota | $81.7M | +16% |
| Jun 30 2019 | Security National Bank of South Dakota | $70.3M | −2% |
| Jun 30 2018 | Security National Bank of South Dakota | $71.9M | +3% |
| Jun 30 2017 | Security National Bank of South Dakota | $70.0M | +2% |
| Jun 30 2016 | Security National Bank of South Dakota | $68.9M | +4% |
| Jun 30 2015 | Security National Bank of South Dakota | $66.3M | −26% |
| Jun 30 2014 | Security National Bank of South Dakota | $89.0M | +48% |
| Jun 30 2013 | Security National Bank of South Dakota | $60.2M | −2% |
| Jun 30 2012 | Security National Bank of South Dakota | $61.2M | +33% |
| Jun 30 2011 | Security National Bank of South Dakota | $46.1M | −1% |
| Jun 30 2010 | Security National Bank of South Dakota | $46.7M | +7% |
| Jun 30 2009 | Security National Bank of South Dakota | $43.7M | +35% |
| Jun 30 2008 | Security National Bank of South Dakota | $32.5M | +20% |
| Jun 30 2007 | Security National Bank of South Dakota | $27.1M | +8% |
| Jun 30 2006 | Security National Bank of South Dakota | $25.1M | +29% |
| Jun 30 2005 | Security National Bank of South Dakota | $19.5M | +21% |
| Jun 30 2004 | Security National Bank of South Dakota | $16.2M | −33% |
| Jun 30 2003 | Security National Bank of South Dakota | $24.0M | +113% |
| Jun 30 2002 | Security National Bank of South Dakota | $11.3M | +39% |
| Jun 30 2001 | Security National Bank of South Dakota | $8.1M | +39% |
| Jun 30 2000 | Security National Bank of South Dakota | $5.8M | +85% |
| Jun 30 1999 | Security National Bank of South Dakota | $3.2M | −7% |
| Jun 30 1998 | Security National Bank of South Dakota | $3.4M | +83% |
| Jun 30 1997 | Security National Bank of South Dakota | $1.9M |
Nearest other open offices in Union County
- <0.1 mi1st Financial Bank USA · 331 Dakota Dunes Blvd, Dakota Dunes
- 0.1 miLiberty National Bank · 324 Dakota Dunes Blvd, Dakota Dunes
- 0.1 miPioneer Bank · 211 Sioux Point Rd, Ste 100, Dakota Dunes
- 0.1 miCentral Bank · 400 Gold Cir, Ste 100, Dakota Dunes
- 1.7 miPeoples Bank · 100 S Sodrac Dr, North Sioux City
- 1.8 miLiberty National Bank · 113 Military Rd, North Sioux City
- 15.9 miLiberty National Bank · 112 E Main St, Elk Point
- 16.0 miFirst Dakota National Bank · 117 W Main St, Elk Point
All banks in Union County →
Every Security National Bank of South Dakota office →
Earlier names and banks folded into Security National Bank of South Dakota →
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) 57157.