Refinance lenders in St. Charles County, Missouri
Fat Boy Data analyzed mortgage refinance activity in St. Charles County, Missouri, home to O'Fallon, to show which lenders are making these loans, how often they approve, how often borrowers accept the offer, and how much they typically finance. 4,801 applications were decided by 216 lenders between 2023 and 2025.
St. Charles County at a glance
How St. Charles County compares
What the data shows
Guild Mortgage Company LLC made the most mortgage refinances in St. Charles County, MO, 207 of them.
Flat Branch Mortgage, Inc. approved the highest share of applications among lenders with at least 20 decisions here, 100% of 81.
The typical mortgage refinance here is $285K, 16% larger than the Missouri typical of $245K.
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.
Refinance lenders in St. Charles County
| Lender | Approval | Approved | Taken up | Typical loan | Loans made | |
|---|---|---|---|---|---|---|
| 1 | United Wholesale Mortgage, LLCBroker only | 94% | 360 / 382 | 99% | $325K | 355 |
| 2 | Rocket Mortgage, LLC | 85% | 213 / 250 | 92% | $275K | 195 |
| 3 | Commerce Bank | 86% | 207 / 241 | 97% | $75K | 201 |
| 4 | Guild Mortgage Company LLC | 99% | 221 / 224 | 94% | $285K | 207 |
| 5 | Freedom Mortgage Corporation | 97% | 173 / 178 | 84% | $305K | 145 |
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 211 more lenders.
One email unlocks every lender Fat Boy found.
You are seeing the 5 largest mortgage refinance lenders in St. Charles 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.
- Every lender in the market
- Approval rate and borrower take-up
- Typical loan size and range
- Nearest office and distance
- Branch count and application options
- How easy each lender is to reach
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