Security National Bank of South Dakota
Headquarters: Dakota Dunes, South Dakota
Overview
Security National Bank of South Dakota is an FDIC-insured bank headquartered in Dakota Dunes, South Dakota. It reported $251.46M in assets and $194.73M in deposits for the period ending June 30, 2026. Bankular currently lists 3 branch locations.
What Bankular checked
These dates identify the official records and review steps supporting this profile.
Quarterly change
What changed since the previous report
March 31, 2026 to June 30, 2026
These comparisons use consecutive official regulatory reporting periods. A change is descriptive and is not a recommendation or safety rating.
Financial indicators
Capital, profitability and credit quality
These are the latest reported capital, profitability and credit-quality measures available for this institution. Read the figures together rather than as a single safety rating.
Locations
Find a branch of Security National Bank of South Dakota
26Th Street
4621 W 26th St, Sioux Falls, South Dakota, 57106
Full-service branch · Opened March 12, 2007
74Th and Louise
6601 S Louise Ave, Sioux Falls, South Dakota, 57108
Full-service branch · Opened April 4, 2007
Main Office
325 Dakota Dunes Blvd, Dakota Dunes, South Dakota, 57049
Full-service branch · Opened May 1, 1997
Financial overview
Latest reported figures
Through June 30, 2026
Financial trends
How the balance sheet has changed
Compare recent quarters to see the direction of assets, deposits and loans.
| Quarter | Assets | Deposits | Net loans | ROA |
|---|---|---|---|---|
| June 30, 2026 | $251.46M | $194.73M | $170.31M | 2.48% |
| March 31, 2026 | $253.21M | $196.83M | $160.57M | 2.50% |
| December 31, 2025 | $238.21M | $184.18M | $158.60M | 1.95% |
| September 30, 2025 | $241.30M | $185.76M | $150.47M | 1.97% |
| June 30, 2025 | $239.23M | $189.71M | $147.30M | 1.92% |
| March 31, 2025 | $250.85M | $201.35M | $141.23M | 1.90% |
| December 31, 2024 | $245.93M | $197.29M | $138.09M | 1.77% |
| September 30, 2024 | $240.44M | $188.74M | $135.76M | 1.79% |
Size and reach
How this institution compares
Explore the institution
More on Security National Bank of South Dakota
Use the available Bankular sections to move from institution identity to products, locations, market context and source verification.
Branch locations
3 listed locations.
Explore →Compare this institution
Compare size, financial metrics, rates and access.
Explore →State banking market
Explore institutions and deposit-market context in South Dakota.
Explore →Dakota Dunes banking market
See local branches, competitors and market concentration.
Explore →Rankings and research
Place this institution in national and market context.
Explore →Sources and methodology
Review the official sources and reporting periods.
Explore →Frequently asked questions
Is Security National Bank of South Dakota federally insured?
Yes. Bankular identifies this institution in FDIC records under certificate 34394.
Where is Security National Bank of South Dakota headquartered?
Security National Bank of South Dakota is headquartered in Dakota Dunes, South Dakota, at 325 Dakota Dunes Blvd, Dakota Dunes, South Dakota, 57049.
How large is Security National Bank of South Dakota?
It reported $251.46M in assets and $194.73M in deposits for the period ending June 30, 2026.
How many locations does Security National Bank of South Dakota have?
Bankular currently lists 3 branch locations for this institution.
Data sources and methodology
Bankular combines official regulatory records with institution-published product information. The detailed sources are available below for readers who want to verify a figure.