DuPage County property record for 331 Douglas Ave, Naperville, IL 60540
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4.5 ba · 3,875 sqft · built 2014 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,800,000 (Mar 2024) |
| Tax Bill | $29,301 (2025) |
| Deeds & Mortgages | Apr 2026 Mortgage Mar 2024 Sale & Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 07-13-224-015 |
| Primary APN | 07-13-224-015 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,875 sqft Living Area |
| Gross Area | 5,822 sqft |
| 1st Floor Area | 1,957 sqft |
| 2nd Floor Area | 1,918 sqft |
| Basement Area | 1,947 sqft |
| Year Built | Built 2014 |
|---|---|
| Effective Year Built | Effective 2014 |
| Construction Type | Frame |
| Lot Area | 8,712 sqft (0.2 acres) |
| Lot Dimensions | 17.1 ft deep x 5 ft wide |
| Street Address | 331 DOUGLAS AVE |
|---|---|
| City | NAPERVILLE |
| State | IL |
| Zip | 60540-4411 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | RICHMONDS RESUB |
| Legal Subdivision | RICHMONDS RESUB |
| Legal Block | 3 |
| Legal Lot Number | 10 |
| Legal Unit | 3 |
| Jurisdiction | DU PAGE IL |
| Township / Civil Division | NAPERVILLE |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 846504 |
331 Douglas Ave is owned and occupied by two individuals who bought it in March 2024.
Source: DuPage County records, as of August 17, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 15, 2026 | Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMIERCA NA |
| Mar 14, 2024 | Deed, Transfer · Conventional Mortgage BANK OF AMERICA NA |
| Apr 27, 2022 | Intrafamily Transfer, Transfer ATTORNEY |
| Jun 15, 2017 | Quit Claim Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE INSURANCE COMPAN |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 14, 2024 · Amount on File |
| Deed Sale | Mar 14, 2024 · Amount on File |
| Prior Sale | May 13, 2014 · Amount on File |
| Deed Document Number | 202413548 |
| Prior Transfer Date | Apr 21, 2022 |
| Prior Transfer Doc | 0000042022 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Apr 15, 2026 |
| Property Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Document Number | 0000024193 |
| Instrument Date | Apr 10, 2026 |
| Instrument | 202624193 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | SERVICELINK |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety, 298 |
| Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Document Number | 0000024193, |
|---|---|
| Date | Apr 15, 2026 |
| Instrument | 202624193 |
| Name | BANK OF AMIERCA NA |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 1, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 5% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
| Document Type | Deed |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Mar 14, 2024 |
| Property Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Document Number | 0000013548 |
| Map Reference | DOC 16175 |
| Instrument Date | Feb 22, 2024 |
| Instrument | R2024-013548 |
| Transaction Type | Transfer |
| Record Updated | Apr 1, 2024 |
| Title Company | E-CHICAGO TITLE, CHICAGO TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,800.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Document Number | 0000013549 |
|---|---|
| Date | Mar 14, 2024 |
| Instrument | R2024-013549 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2054 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.75% |
| Type Change Date | Apr 1, 2031 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 10.7% |
| Max Rate | 10.7% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Apr 27, 2022 |
| Property Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Document Number | 0000042022 |
| Map Reference | DOC 16175 |
| Instrument Date | Apr 21, 2022 |
| Instrument | R2022-042022 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | ATTORNEY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 1111 N GULFSTREAM AVE # AVE12A, 1111, SARASOTA, FL 34236-5503 |
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1111 N GULFSTREAM AVE APT 12A, 12A, SARASOTA, FL 34236-5534 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Jun 15, 2017 |
| Property Address | 331 DOUGLAS AVE, NAPERVILLE, IL 60540-4411 |
| Document Number | 0000059238 |
| Instrument Date | Mar 3, 2017 |
| Instrument | 59238 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2017 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE INSURANCE COMPAN |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 331 DOUGLAS AVE NAPERVILLE IL 605404411, NAPERVILLE, IL 60540-4411 |
The 2025 property tax bill for 331 Douglas Ave was $29,301, up 2.6% from the year before.
Source: DuPage County assessment roll, as of August 17, 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $29,301.00 (+2.63%) | $510,543 (+9.67%) Land $119,330 Building $391,213 | $1,531,629 (+9.67%) Land $357,990 Building $1,173,639 |
| 2024 | $28,549.00 | $465,526 Land $108,808 Building $356,718 | $1,396,578 Land $326,424 Building $1,070,154 |
| 2022 | $26,159.00 | $404,860 Land $93,900 Building $310,960 | $1,214,580 Land $281,700 Building $932,880 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 331 Douglas Ave in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1979.
Source: FEMA National Flood Hazard Layer, effective September 1, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 8 (1979–1996) |
| Claims Outside the SFHA | 1 of 8 |
| Most Recent Claim | Jul 1996 · Severe Storms And Flooding |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 331 Douglas Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NAPERVILLE serves 156,406 people · EPA ID IL0434670 |
|---|---|
| Water Source | Purchased surface water from DU PAGE WATER COMMISSION |
| Last State Inspection | Sep 2025 |
| Lead | 6 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 15 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 316 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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