Branch Network
First National Bank Locations & Branches Fort Pierre, South Dakota
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First National Bank operates 18 branches from its headquarters in Fort Pierre, SD, .
First National Bank branch network
Its 18 branches span 3 states and 17 cities. The most are in SOUTH DAKOTA (12), COLORADO (4) and WYOMING (2). SOUTH DAKOTA holds 53.5% of its branch deposits. Pierre, SD has the most of its branches, 2. Its largest office by deposits is the Pierre Branch office in Pierre, SD, with $303.8M (20.1% of its branch deposits). On June 30, 2025 it had 16 branches, 2 fewer than in 2026.
First National Bank at a glance
Its CET1 capital ratio was 23.91% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $2.03B
- CET1 ratio, Q2 2026
- 23.91%
- Deposit insurance
- FDIC
- Regulator
- OCC
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1934
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Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Fort Pierre, SD (1 branch) | 1 of 2 | 74.2% | $82.6M |
| State: SD (12 branches) | 19 of 82 | <0.1% | $808.4M |
Ranked by total assets among banks headquartered in the state: Largest banks in South Dakota.
Share by county and metro area
First National Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Hughes, SD (2 branches) | 3 of 5 | 18.2% | $303.8M | $1.67B |
| Laramie, WY (2 branches) | 6 of 19 | 8.0% | $255.2M | $3.19B |
| Arapahoe, CO (1 branch) | 14 of 36 | 1.2% | $231.8M | $20.01B |
| Weld, CO (1 branch) | 14 of 24 | 1.8% | $114.1M | $6.33B |
| Beadle, SD (1 branch) | 2 of 5 | 20.6% | $107.6M | $522.1M |
| Larimer, CO (2 branches) | 14 of 28 | 1.0% | $101.5M | $10.38B |
| Pennington, SD (1 branch) | 9 of 10 | 3.0% | $98.7M | $3.27B |
| Stanley, SD (1 branch) | 1 of 2 | 74.2% | $82.6M | $111.3M |
| Lawrence, SD (1 branch) | 6 of 8 | 5.9% | $57.6M | $981.0M |
| Butte, SD (1 branch) | 3 of 3 | 11.8% | $40.2M | $340.6M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Pierre, SD (3 branches) | 3 of 6 | 21.7% | $386.3M | $1.78B |
| Cheyenne, WY (2 branches) | 6 of 19 | 8.0% | $255.2M | $3.19B |
| Denver-Aurora-Lakewood, CO (1 branch) | 34 of 68 | 0.2% | $231.8M | $110.97B |
| Rapid City, SD (2 branches) | 8 of 11 | 3.7% | $137.7M | $3.76B |
| Greeley, CO (1 branch) | 14 of 24 | 1.8% | $114.1M | $6.33B |
| Huron, SD (1 branch) | 2 of 5 | 17.7% | $107.6M | $607.2M |
| Fort Collins, CO (2 branches) | 14 of 28 | 1.0% | $101.5M | $10.38B |
| Spearfish, SD (1 branch) | 6 of 8 | 5.9% | $57.6M | $981.0M |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Pierre Branch | Pierre, SD | 57501 | $303.8M |
| Arapahoe Bank and Trust Branch | Englewood, CO | 80112 | $231.8M |
| Burns Branch | Burns, WY | 82053 | $204.3M |
| Greeley Branch | Greeley, CO | 80634 | $114.1M |
| Huron Branch | Huron, SD | 57350 | $107.6M |
| Rapid City Branch | Rapid City, SD | 57701 | $98.7M |
| First National Bank (main office) | Fort Pierre, SD | 57532 | $82.6M |
| Advantage Bank Branch | Loveland, CO | 80538 | $61.8M |
| Lead Branch | Lead, SD | 57754 | $57.6M |
| Wyoming Bank & Trust Branch | Cheyenne, WY | 82009 | $50.9M |
| Newell Branch | Newell, SD | 57760 | $40.2M |
| Advantage Bank - Fort Collins Branch | Fort Collins, CO | 80525 | $39.7M |
| Sturgis Branch | Sturgis, SD | 57785 | $39.0M |
| Mclaughlin Branch | Mc Laughlin, SD | 57642 | $32.6M |
| Lake Preston Branch | Lake Preston, SD | 57249 | $20.2M |
| Frontier Branch | Murdo, SD | 57559 | $17.0M |
| Midland Branch | Midland, SD | 57552 | $9.1M |
| Airport Road Branch | Pierre, SD | 57501 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 14712) · FFIEC NIC profile (RSSD 355858)