State Rankings & Insights
See how banks across SOUTH DAKOTA rank on Net Interest Margin for 2025Q1. Values are reported in percentage terms as of 2025-03-31. Browse the table below or jump directly to an institution’s call‑report profile.
- Average: 4.12%
- Median: 3.58%
- Min / Max: 1.22% — 9.92%
Top banks by Net Interest Margin in SOUTH DAKOTA
1ST FINANCIAL BANK USA – DAKOTA DUNESFIRST NATIONAL BANK – OLDHAMFIRST SAVINGS BANK – BERESFORDFIRST NATIONAL BANK – FORT PIERREPATHWARD NATIONAL ASSN – SIOUX FALLSBRYANT STATE BANK – BRYANTGREAT PLAINS BANK – EUREKASTATE BANK OF EAGLE BUTTE – EAGLE BUTTEBCORP BANK NATIONAL ASSN – SIOUX FALLSQUOIN FINANCIAL BANK – MILLER
Count
58
Sum
238.90%
Avg
4.12%
Median
3.58%
Min
1.22%
Max
9.92%
| Bank | City | Net Interest Margin |
|---|---|---|
| 1ST FINANCIAL BANK USA | DAKOTA DUNES | 9.92% |
| FIRST NATIONAL BANK | OLDHAM | 8.95% |
| FIRST SAVINGS BANK | BERESFORD | 8.31% |
| FIRST NATIONAL BANK | FORT PIERRE | 8.08% |
| PATHWARD NATIONAL ASSN | SIOUX FALLS | 7.86% |
| BRYANT STATE BANK | BRYANT | 7.25% |
| GREAT PLAINS BANK | EUREKA | 6.75% |
| STATE BANK OF EAGLE BUTTE | EAGLE BUTTE | 6.22% |
| BCORP BANK NATIONAL ASSN | SIOUX FALLS | 5.77% |
| QUOIN FINANCIAL BANK | MILLER | 4.96% |
| HEARTLAND STATE BANK | REDFIELD | 4.88% |
| FARMERS STATE BANK | HOSMER | 4.85% |
| FARMERS&MERCHANTS STATE BANK | PLANKINTON | 4.76% |
| SECURITY STATE BANK | EMERY | 4.70% |
| FIRST WESTERN FSB | RAPID CITY | 4.62% |
| CAMPBELL COUNTY BANK INC | HERREID | 4.41% |
| U S BANK TRUST NA SD | SIOUX FALLS | 4.41% |
| FARMERS&MERCHANTS STATE BANK | SCOTLAND | 4.40% |
| ANDES STATE BANK | LAKE ANDES | 4.30% |
| MERCHANTS STATE BANK | FREEMAN | 4.24% |
| FIRST FIDELITY BANK | BURKE | 3.97% |
| BANKWEST INC | PIERRE | 3.84% |
| COMMERCIAL STB OF WAGNER | WAGNER | 3.80% |
| SECURITY STATE BANK | ALEXANDRIA | 3.70% |
| FIRST STATE BANK OF ROSCOE | ROSCOE | 3.65% |
| FIRST DAKOTA NATIONAL BANK | YANKTON | 3.64% |
| IPSWICH STATE BANK | IPSWICH | 3.63% |
| CORTRUST BANK NATIONAL ASSN | MITCHELL | 3.61% |
| FIRST PREMIER BANK | SIOUX FALLS | 3.61% |
| DACOTAH BANK | ABERDEEN | 3.56% |
| AMERICAN BANK&TRUST | SIOUX FALLS | 3.48% |
| PIONEER BANK&TRUST | BELLE FOURCHE | 3.47% |
| BANKSTAR FINANCIAL | ELKTON | 3.42% |
| RIVERS EDGE BANK | MARION | 3.38% |
| WESTERN DAKOTA BANK | TIMBER LAKE | 3.36% |
| FARMERS STATE BANK OF TURTON | TURTON | 3.31% |
| WELLS FARGO BANK NA | SIOUX FALLS | 3.28% |
| COMMUNITY BANK | AVON | 3.27% |
| ANCHORAGE DIGITAL BANK NA | SIOUX FALLS | 3.27% |
| PLAINS COMMERCE BANK | SIOUX FALLS | 3.21% |
| SECURITY BANK MIDWEST | TYNDALL | 3.21% |
| FIRST NB IN SIOUX FALLS | SIOUX FALLS | 3.14% |
| FIRST BANK&TRUST | BROOKINGS | 3.12% |
| FIRST NB IN PHILIP | PHILIP | 3.11% |
| CITIBANK NATIONAL ASSN | SIOUX FALLS | 3.11% |
| BLACK HILLS CMTY BANK N A | RAPID CITY | 3.05% |
| SUNRISE BANK DAKOTA | ONIDA | 3.00% |
| SECURITY SAVINGS BANK | CANTON | 2.99% |
| RICHLAND STATE BANK | BRUCE | 2.85% |
| FARMERS STATE BANK | PARKSTON | 2.83% |
| DNB NATIONAL BANK | CLEAR LAKE | 2.68% |
| CITIZENS STB OF ARLINGTON | ARLINGTON | 2.56% |
| FRONTIER BANK | SIOUX FALLS | 2.50% |
| RELIABANK DAKOTA | ESTELLINE | 2.48% |
| FARMERS STATE BANK OF CANTON | CANTON | 2.42% |
| SECURITY NB OF SOUTH DAKOTA | DAKOTA DUNES | 2.35% |
| FIRST NB OF FREDERICK | FREDERICK | 2.18% |
| ONE AMERICAN BANK | CENTERVILLE | 1.22% |