DuPage County property record for 421 S Prospect St, Wheaton, IL 60187 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1956 |
| Square Footage | 2,760 sqft Living Area |
| Lot Size | 10,890 sqft (0.25 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $242,000 (2015) |
| Tax Bill | $7,907.00 (2025) |
Source: DuPage County records · APN 05-15-322-007
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 421 S PROSPECT ST, WHEATON, IL 60187-5944 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Feb 12, 2026 | Deed of Trust, Mortgage · Line of Credit DUPAGE CU |
| Oct 31, 2017 | Grant Deed, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 18, 2015 · Amount on Record |
| Deed Sale | Feb 18, 2015 · Amount on Record |
| Deed Doc Number | 201515546 |
| Prior Transfer Date | Aug 24, 2005 |
| Prior Transfer Doc | 0000236953 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DU PAGE IL |
| Property Address | 421 S PROSPECT ST, WHEATON, IL 60187-5944 |
| Transaction Type | Mortgage |
| Record Updated | Mar 02, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0000009530 |
|---|---|
| Date | Feb 12, 2026 |
| Instrument | R2026-009530 |
| Name | DUPAGE CU |
|---|---|
| Type | Credit Union |
| Address | NAPERVILLE, IL 60567 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Feb 28, 2046 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly (Revolving credit lines are monthly unless stated otherwise). |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | DU PAGE IL |
| Recording Date | Oct 31, 2017 |
| Property Address | 421 S PROSPECT ST, WHEATON, IL 60187-5944 |
| Document Number | 0000112160 |
| Instrument Date | Oct 30, 2017 |
| Instrument | 112160 |
| Transaction Type | Transfer |
| Record Updated | Nov 29, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenant By Entirety |
| Address | 421 S PROSPECT ST WHEATON IL 601875944, WHEATON, IL 60187-5944 |
Source: DuPage County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Illinois |
| County | DuPage County |
| County Subdivision | Milton Township |
| Municipality | Wheaton City |
| Unified School District | Community Unit School District 200 (PK - 12) |
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.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $7,907.00 (+3%) Veteran's exemption | $146,547 (+8.46%) Land $39,462 Building $107,085 | $439,641 (+8.46%) Land $118,386 Building $321,255 |
| 2024 | $7,677.00 (-0.61%) | $135,116 (+14.95%) Land $36,384 Building $98,732 | $405,348 (+14.95%) Land $109,152 Building $296,196 |
| 2022 | $7,724.00 Homeowner's exemption | $117,540 Land $31,650 Building $85,890 | $352,620 Land $94,950 Building $257,670 |
Source: FEMA National Flood Hazard Layer, DuPage County (17043C), updated September 1, 2025 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 05-15-322-007 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 2,760 sqft Living Area |
| Gross Area | 3,240 sqft Gross Area |
| 1st Floor | 1,380 sqft 1st Floor |
| Basement Area | 1,380 sqft Basement |
| Finished Basement | 1,380 sqft Finished |
| Stories | 1 Stories |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Ranch Style |
| Exterior Material | Brick Exterior |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Roof Construction | Gable Roof Construction |
| Roof Material | Asphalt Roof |
| Lot Area | 10,890 sqft (0.25 acres) |
| Depth X Width | 16 ft x 6 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 480 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 421 S PROSPECT ST |
|---|---|
| City | WHEATON |
| State | IL |
| Zip | 60187-5944 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | MC INTOSH LORRAINE RD SUB |
| Legal Subdivision | MC INTOSH LORRAINE RD SUB |
| Legal Block | 16 |
| Legal Lot Number | 11 |
| Jurisdiction | DU PAGE IL |
| Minor Civil Division | MILTON |
| Census Blockgroup | 2 |
| Census Block | 2011 |
| Census Tract | 842400 |
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