DuPage County property record for 321 Spring Ave, Naperville, IL 60540 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bathrooms | 1.5 Baths |
| Year Built | Built 1930 |
| Square Footage | 1,900 sqft Living Area |
| Lot Size | 10,890 sqft (0.25 acres) |
| Tax Bill | $12,073.00 (2025) |
| Primary APN | 07-13-217-017 |
|---|
| Full Baths | 1.5 Baths |
|---|---|
| Partial Baths | 1 Partial Baths |
| Building Area | 1,900 sqft Living Area |
| Gross Area | 2,620 sqft Gross Area |
| 1st Floor | 1,150 sqft 1st Floor |
| 2nd Floor | 750 sqft 2nd Floor |
| Basement Area | 720 sqft Basement |
| Stories | 2 Stories |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Exterior Material | Brick Exterior |
| Construction Type | Brick Construction |
| Lot Area | 10,890 sqft (0.25 acres) |
| Depth X Width | 16.5 ft x 6.6 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 321 SPRING AVE |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60540-4447 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | WOODLAWN ADD |
| Legal Subdivision | WOODLAWN ADD |
| Legal Block | 1 |
| Legal Lot Number | 7 |
| Legal Unit | 1 |
| Jurisdiction | DU PAGE IL |
| Minor Civil Division | NAPERVILLE |
| Census Blockgroup | 1 |
| Census Block | 1006 |
| Census Tract | 846504 |
Source: DuPage County records · APN 07-13-217-017
Assessment roll updated August 17, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 320 N MILL ST, NAPERVILLE, IL 60540-4440 |
| Owner Type | Owner is a Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 22, 1996 |
| Deed Sale | Jan 22, 1996 |
| Deed Doc Number | 199610545 |
| Record Refreshed | Sep 20, 2026 |
Source: DuPage County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Naperville Township |
| Municipality | Naperville City |
| Unified School District | Naperville Community Unit District 203 (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $12,073.00 (+19.77%) | $207,061 (+32.71%) Land $141,714 Building $65,347 | $621,183 (+32.71%) Land $425,142 Building $196,041 |
| 2022 | $10,080.00 | $156,020 Land $106,340 Building $49,680 | $468,060 Land $319,020 Building $149,040 |
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