First National Bank holds $1.2B in deposits across 14 counties in 3 ranked markets and 2 states. Its deposit footprint is concentrated: the top three counties (Hughes County, South Dakota, Arapahoe County, Colorado, and Larimer County, Colorado) hold 52% of its deposits, and South Dakota accounts for 65% of the total. It ranks among the three largest institutions in 8 of the 14 counties where it operates.
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Data as of June 30, 2025 (FDIC Summary of Deposits)
| County | Deposits | County’s % of Bank’s Deposits | Bank’s % of County Deposits | Branches |
|---|---|---|---|---|
| Hughes County, SD | $311M | 25.1% | 20.0% | 2 |
| Arapahoe County, CO | $210M | 17.0% | 1.0% | 1 |
| Larimer County, CO | $117M | 9.5% | 1.1% | 2 |
| Weld County, CO | $112M | 9.0% | 1.7% | 1 |
| Pennington County, SD | $99M | 8.0% | 3.1% | 1 |
| Beadle County, SD | $98M | 7.9% | 19.9% | 1 |
| Stanley County, SD | $84M | 6.8% | 70.8% | 1 |
| Lawrence County, SD | $57M | 4.6% | 6.4% | 1 |
| Butte County, SD | $40M | 3.2% | 12.9% | 1 |
| Meade County, SD | $36M | 2.9% | 7.9% | 1 |
| Corson County, SD | $30M | 2.4% | 47.9% | 1 |
| Kingsbury County, SD | $21M | 1.7% | 7.2% | 1 |
| Jones County, SD | $15M | 1.2% | 22.4% | 1 |
| Haakon County, SD | $9M | 0.7% | 3.0% | 1 |
Deposits are as reported to the FDIC at branch level, June 30, 2025, and are nominal. “County’s % of Bank’s Deposits” is this county’s share of the institution’s total deposits; “Bank’s % of County Deposits” is this institution’s deposits as a percent of all deposits booked in that county. Counties within a Combined or Metropolitan Statistical Area link to their full profile; other counties are shown for completeness.
All 293 markets and the 1,523 counties with a branch within a CSA or MSA are covered in the Market Intelligence resource. See the methodology for how each figure is built and when to expect updates, or the disclaimer for how this data should, and should not, be read.
First National Bank is named on this page solely to describe publicly reported FDIC deposit data. Its appearance does not imply any affiliation between First National Bank and The Executive Recruiter Group, or endorsement by either.