Sanborn County
South Dakota · FIPS 46111
According to CFPB HMDA 2024 application volume among U.S. counties, Sanborn County ranks #3,111 of 3,223, and #50 of 65 in South Dakota.
Mortgage lending activity in Sanborn County, South Dakota based on lender filings under the Home Mortgage Disclosure Act (HMDA). Data covers all applications received by HMDA-reporting institutions operating in this county during 2024. Why mortgages get denied walks the denial-reason codes that appear in books like this one.
Local mortgage market. Sanborn County, South Dakota lenders denied 8 of the applications reported here, financing the rest at an average note rate of 6.99%, with applicants self-reporting average annual income of $39K. 11 distinct institutions reported mortgage activity in this county.
Borrower leverage and affordability signal. The loan-to-income ratio averages 3.9x, meaning typical borrowers took on mortgages of about 3.9 times their annual income. That ratio is a rough affordability signal: higher multiples imply tighter monthly budgets and greater exposure to rate or income shocks. See our methodology for how to read the denial rate against a local applicant pool. This page is informational data reporting, not financial, legal, or mortgage advice.
Lender concentration in Sanborn County
In Sanborn County, lead originator American Bank & Trust funded 16.7% of 18 originated loans, in the middle tercile of U.S. counties (~10.9-16.7% top-1). The top three reporters together hold 38.9% of the book; a local credit union or regional bank still sits beside the national wholesalers.
Counties With Similar Application Volume
Nationwide counties nearest to Sanborn County's 33 HMDA applications.
Counties With a Similar Average Loan
Nationwide counties nearest to Sanborn County's $151,970 average loan (deduped against volume peers).
Lenders active in Sanborn County
American Bank & Trust funded 3 of the 18 loans originated in Sanborn County, 16.7% of the county. 11 lenders reported activity here.
| # | Lender | Originated | Market Share |
|---|---|---|---|
| 1 | American Bank & Trust | 3 | 16.7% |
| 2 | First National Bank of Omaha | 2 | 11.1% |
| 3 | Us Bank, N.A. | 2 | 11.1% |
| 4 | Cortrust Bank NA | 2 | 11.1% |
| 5 | First National Bank | 2 | 11.1% |
Every figure on PlainLender is rendered directly from CFPB HMDA federal source data, no number is typed in by an editor. For Sanborn County, from the FFIEC/CFPB HMDA Snapshot National Loan-Level Dataset (2024) -- county FIPS codes follow U.S. Census Bureau standards. Not financial advice for Sanborn County borrowers. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-08-10. HMDA figures are lender-filed application outcomes for a published reporting year - not creditworthiness scores, rate quotes, Loan Estimates, underwriting decisions, or mortgage advice.