Boone County
Illinois · FIPS 17007
According to CFPB HMDA 2024 application volume among U.S. counties, Boone County ranks #960 of 3,210, and #23 of 102 in Illinois.
Mortgage lending activity in Boone County, Illinois 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. Boone County, Illinois saw 1,902 HMDA-reported mortgage applications in 2024. Lenders originated 998 of those loans and denied 336, producing a denial rate of 17.7% and an approval (origination) rate of 52.5%. The average loan amount was $176,293 at an average note rate of 7.39%, with applicants self-reporting average annual income of $38K. 161 distinct institutions reported mortgage activity in this county.
Borrower leverage and affordability signal. The loan-to-income ratio averages 4.6x, meaning typical borrowers took on mortgages of about 4.6 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 Boone County
In Boone County, lead originator Greenstate Credit Union funded only 10.0% of 998 originated loans, below the county fleet's lower tercile (~10.9% top-1 share). The top three reporters together hold 24.9% of the book, so shopping across channels still meets many active filers.
Counties With Similar Application Volume
Nationwide counties nearest to Boone County's 1,902 HMDA applications.
Counties With a Similar Average Loan
Nationwide counties nearest to Boone County's $176,293 average loan (deduped against volume peers).
Lenders active in Boone County
Greenstate Credit Union funded 100 of the 998 loans originated in Boone County, 10.0% of the county. 161 lenders reported activity here.
| # | Lender | Originated | Market Share |
|---|---|---|---|
| 1 | Greenstate Credit Union | 100 | 10.0% |
| 2 | First Mid Bank and Trust, NA | 95 | 9.5% |
| 3 | Rocket Mortgage | 54 | 5.4% |
| 4 | Fairway Independent Mort CORP | 41 | 4.1% |
| 5 | BMO Harris Bank NA | 40 | 4.0% |
Source: Consumer Financial Protection Bureau (CFPB), Home Mortgage Disclosure Act (HMDA) 2024. County FIPS codes per U.S. Census Bureau standards.
Data from FFIEC / CFPB HMDA Snapshot National Loan-Level Dataset (2024). Provided for informational purposes only; does not constitute financial advice for Boone County borrowers.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainLender is rendered directly from CFPB HMDA federal source data, no number is typed in by an editor. This Boone County page draws directly on CFPB HMDA federal source data, no figure is typed in by an editor. 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.