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Liquidity & Balance Sheet · South Dakota

US Banks with Highest Loan-to-Deposit Ratio in South Dakota

Ranked among banks headquartered in South Dakota. Re-ranked 1-41 within the state from the same national ranking population.

#1 Loan-to-Deposit Ratio: ONE AMERICAN BANK — 111.79% . The Loan-to-Deposit Ratio (LTD) measures loans against deposits — a high ratio means deposits are fully deployed and the bank may rely on wholesale funding to grow loans.

Ranked: 41 banks with reported data Showing: Top 41 Source: FFIEC call reports (Q1 2026) What is this metric? See the US Banks with … glossary entry Go deeper: What Is the Loan-to-Deposit Ratio? A Bank Guide
# Bank HQ US Banks with … Total Assets
1 One American Bank Centerville , SD 111.79% $360.3M
2 Plains Commerce Bank Sioux Falls , SD 104.24% $1.35B
3 Campbell County Bank Herreid , SD 100.50% $247.1M
4 First National Bank Fort Pierre , SD 100.05% $2.05B
5 Farmers and Merchants State Bank Plankinton , SD 98.69% $172.9M
6 Rivers Edge Bank Marion , SD 95.53% $346.3M
7 First Dakota National Bank Yankton , SD 95.05% $3.30B
8 1st Financial Bank USA Dakota Dunes , SD 94.80% $1.33B
9 Bancorp Bank N.A., the Sioux Falls , SD 93.38% $9.90B
10 First National Bank Oldham , SD 93.26% $484.3M
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11 Great Plains Bank Eureka , SD 92.72% $151.3M
12 First Savings Bank Beresford , SD 92.54% $1.59B
13 Bankstar Financial Elkton , SD 92.35% $357.8M
14 Dacotah Bank Aberdeen , SD 91.17% $4.87B
15 First National Bank in Sioux Falls, the Sioux Falls , SD 88.44% $2.11B
16 Heartland State Bank Redfield , SD 87.70% $156.0M
17 Security Bank Midwest Tyndall , SD 86.91% $321.9M
18 Security Savings Bank Canton , SD 85.70% $549.6M
19 Pathward, N.A. Sioux Falls , SD 84.05% $7.11B
20 Bankwest, Incorporated Pierre , SD 83.70% $1.92B
21 Merchants State Bank Freeman , SD 83.61% $217.6M
22 Black Hills Community Bank, N.A. Rapid City , SD 82.93% $495.9M
23 Security National Bank of South Dakota Dakota Dunes , SD 82.74% $253.2M
24 First Bank & Trust Brookings , SD 81.61% $4.87B
25 Reliabank Dakota Estelline , SD 80.17% $757.8M
26 American Bank & Trust Sioux Falls , SD 79.73% $2.24B
27 Frontier Bank Sioux Falls , SD 76.73% $344.8M
28 First Premier Bank Sioux Falls , SD 74.36% $3.55B
29 Sunrise Banks, N.A. Sioux Falls , SD 73.01% $2.73B
30 Cortrust Bank N.A. Mitchell , SD 71.78% $1.58B
31 Quoin Financial Bank Miller , SD 70.59% $244.8M
32 Commercial State Bank of Wagner Wagner , SD 67.15% $263.0M
33 First National Bank in Philip Philip , SD 66.87% $465.7M
34 Wells Fargo Bank, N.A. Sioux Falls , SD 64.96% $1.85T
35 First Fidelity Bank Burke , SD 64.55% $702.2M
36 Pioneer Bank & Trust Belle Fourche , SD 63.06% $985.9M
37 First State Bank of Roscoe Roscoe , SD 57.13% $152.3M
38 Farmers State Bank Parkston , SD 56.08% $258.9M
39 Citizens State Bank of Arlington Arlington , SD 55.42% $155.1M
40 Citibank, N.A. Sioux Falls , SD 48.36% $1.93T
41 Dnb National Bank Clear Lake , SD 26.60% $119.6M

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All data sourced from the most recent FFIEC call report filings, refreshed each quarter as new filings are processed. This leaderboard excludes banks with total assets under $100,000K to filter out anomalous micro-bank ratios. See /data-updates/ for the current data freshness window.

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