King County
Washington · FIPS 53033
According to CFPB HMDA 2024 application volume among U.S. counties, King County ranks #14 of 3,210, and #1 of 39 in Washington.
Mortgage lending activity in King County, Washington 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. King County, Washington saw 66,715 HMDA-reported mortgage applications in 2024. Lenders originated 37,257 of those loans and denied 9,704, producing a denial rate of 14.6% and an approval (origination) rate of 55.8%. The average loan amount was $652,184 at an average note rate of 7.25%, with applicants self-reporting average annual income of $38K. 511 distinct institutions reported mortgage activity in this county.
Borrower leverage and affordability signal. The loan-to-income ratio averages 17.2x, meaning typical borrowers took on mortgages of about 17.2 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 King County
In King County, lead originator Boeing Employees' Credit Union funded 14.5% of 37,257 originated loans, in the middle tercile of U.S. counties (~10.9-16.7% top-1). The top three reporters together hold 24.0% 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 King County's 66,715 HMDA applications.
Counties With a Similar Average Loan
Nationwide counties nearest to King County's $652,184 average loan (deduped against volume peers).
Lenders active in King County
Boeing Employees' Credit Union funded 5,394 of the 37,257 loans originated in King County, 14.5% of the county. 511 lenders reported activity here.
| # | Lender | Originated | Market Share |
|---|---|---|---|
| 1 | Boeing Employees' Credit Union | 5,394 | 14.5% |
| 2 | Rocket Mortgage | 1,818 | 4.9% |
| 3 | United Wholesale Mortgage | 1,718 | 4.6% |
| 4 | Movement Mortgage, LLC | 1,543 | 4.1% |
| 5 | Bank of America NA | 1,468 | 3.9% |
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 King 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 King 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.