2026 loan limits in DeKalb County, Illinois
In DeKalb County, a conventional loan up to $832,750 on a one-unit home is conforming. Above that it’s a jumbo loan. FHA loans can go up to $541,287.
Conforming limit (1 unit)$832,750National baseline
FHA limit (1 unit)$541,287National floor
Highest price, 20% down, conforming$1,040,938Loan at the limit
Highest price, 3.5% down, FHA$560,919Loan at the limit
2026 limits by number of units
| Property | Conforming | FHA |
|---|---|---|
| 1 unit | $832,750 | $541,287 |
| 2 units | $1,066,250 | $693,050 |
| 3 units | $1,288,800 | $837,700 |
| 4 units | $1,601,750 | $1,041,125 |
What the limits mean for your purchase
The limit applies to the loan amount, not the price. With 20% down you could buy up to about $1,040,938 in DeKalb County and stay conforming; with 10% down, about $925,278. Loans above the limit are jumbo loans, which usually need a higher credit score and more savings. With FHA’s 3.5% minimum down payment, the highest price at the limit is about $560,919.
Questions
What is the 2026 conforming loan limit in DeKalb County?
$832,750 for a one-unit home.
What is the 2026 FHA loan limit in DeKalb County?
$541,287 for a one-unit home.
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2026 limits from HUD’s county files (Chicago-Naperville-Elgin, Il-In). Conforming limits are set by the Federal Housing Finance Agency.