Investment property refinance lenders in Sonoma County, California
Fat Boy Data analyzed investment property refinance activity in Sonoma County, California, home to Santa Rosa, to show which lenders are making these loans, how often they approve, how often borrowers accept the offer, and how much they typically finance. 564 applications were decided by 125 lenders between 2023 and 2025.
Sonoma County at a glance
How Sonoma County compares
What the data shows
Rocket Mortgage, LLC made the most investment property refinances in Sonoma County, CA, 16 of them.
Rocket Mortgage, LLC approved the highest share of applications among lenders with at least 20 decisions here, 74% of 23.
Lenders approved 65.4% of investment property refinance applications in Sonoma County, CA, 11.4 percentage points below the California rate of 76.8%.
Investment property refinance lenders in Sonoma County
| Lender | Approval | Approved | Taken up | Typical loan | Loans made | |
|---|---|---|---|---|---|---|
| 1 | First Republic Bank | 6% | 6 / 99 | 100% | $455K | 6 |
| 2 | United Wholesale Mortgage, LLCBroker only | 76% | 28 / 37 | 93% | $425K | 26 |
| 3 | Homexpress Mortgage Corp.Broker only | 53% | 16 / 30 | 100% | $645K | 16 |
| 4 | Rocket Mortgage, LLC | 74% | 17 / 23 | 94% | $405K | 16 |
| 5 | RedwoodLimited sample | 79% | 15 / 19 | 93% | $175K | 14 |
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 120 more lenders.
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You are seeing the 5 largest investment property refinance lenders in Sonoma 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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