Local lending intelligence · HMDA 2023–2025
Mortgage and lending data for DuPage County, Illinois
Every institution that decided a 1–4 unit mortgage application in DuPage County, home to Naperville, between 2023 and 2025: 54,002 applications, 43,224 loans actually funded, across 8 kinds of borrowing.
DuPage County at a glance
54,002Applications decided
2023–2025
43,224Loans funded
80% of decisions
219Census tracts
38 ZIP codes
927,263People
ACS 2023
What the data shows
Lenders approved 92.3% of home-purchase applications in DuPage County, 3.2 points above the Illinois rate.
The typical purchase mortgage here is $335K.
Investment home improvement is the hardest money to get here: lenders approved 41% of 227 applications.
Lending by loan type in DuPage County
| Loan type | Approval | Decided | Typical loan | Taken up | Lenders |
|---|---|---|---|---|---|
| Mortgage lenders | 92.3% | 26,908 | $335K | 98% | 545 |
| Home improvement loans | 64.5% | 7,791 | $105K | 92% | 154 |
| Cash-out refinance | 71.4% | 7,863 | $175K | 95% | 286 |
| Refinance | 80.8% | 7,766 | $335K | 96% | 327 |
| Investment property purchase | 90.2% | 2,570 | $215K | 96% | 286 |
| Investment cash-out refinance | 71.5% | 512 | $215K | 94% | 125 |
| Investment refinance | 82.2% | 365 | $235K | 97% | 118 |
| Investment home improvement | 40.5% | 227 | $155K | 89% | 59 |
Approval is the share of decided applications lenders approved; taken up is the share of approvals borrowers accepted. How the numbers work.