Investment property refinance lenders in King County, Washington
Fat Boy Data analyzed investment property refinance activity in King County, Washington, home to Seattle, to show which lenders are making these loans, how often they approve, how often borrowers accept the offer, and how much they typically finance. 2,244 applications were decided by 234 lenders between 2023 and 2025.
King County at a glance
How King County compares
What the data shows
Boeing Employees Credit Union made the most investment property refinances in King County, WA, 124 of them.
1st Security Bank of Washington approved the highest share of applications among lenders with at least 20 decisions here, 100% of 47.
The typical investment property refinance here is $525K, 21% larger than the Washington typical of $435K.
Each dot is one lender, placed at its approval rate. Hover for the sample size; the 5 largest lenders are named, the rest are behind the unlock.
Investment property refinance lenders in King County
| Lender | Approval | Approved | Taken up | Typical loan | Loans made | |
|---|---|---|---|---|---|---|
| 1 | Boeing Employees Credit Union | 47% | 131 / 279 | 95% | $175K | 124 |
| 2 | Genesis Capital, LLC | 98% | 104 / 106 | 100% | $2.19M | 104 |
| 3 | United Wholesale Mortgage, LLCBroker only | 64% | 67 / 104 | 100% | $435K | 67 |
| 4 | Rocket Mortgage, LLC | 61% | 41 / 67 | 98% | $435K | 40 |
| 5 | The Loan Store, Inc. | 94% | 62 / 66 | 89% | $545K | 55 |
Ranked by lending volume. Approval is the share of decided applications a lender approved; taken up is the share of approvals borrowers accepted. Lenders with fewer than 20 decisions are marked as a limited sample and never used for a “highest approval” claim.How the numbers work.
Fat Boy found 229 more lenders.
One email unlocks every lender Fat Boy found.
You are seeing the 5 largest investment property refinance lenders in King County. Unlock the full market: every lender that decided one of these loans here, what they approved, how much borrowers took, and how close the nearest office is.
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- Approval rate and borrower take-up
- Typical loan size and range
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- How easy each lender is to reach
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