Dubuque County property record for 486 W 4th St, Dubuque, IA 52001
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 3 ba · 1,776 sqft · built 1866 |
| Lot Size | 0.079 acres (3,445 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $50,000 (Feb 1998) |
| Tax Bill | $842 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-25-254-012 |
| Primary APN | 10-25-254-012 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 2 Half Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,776 sqft Living Area |
| 1st Floor Area | 576 sqft |
| Basement Area | 576 sqft |
| Game Room | Game Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1866 |
|---|---|
| Architectural Style | Traditional |
| Exterior Material | Brick |
| Construction Type | Brick |
| Lot Area | 3,445 sqft (0.079 acres) |
| Lot Dimensions | 53 ft deep x 65 ft wide |
| Porch | Enclosed Porch |
|---|---|
| Porch Area | 156 sqft |
| Deck Area | 72 sqft |
| Patio Area | 72 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Street Address | 486 W 4TH ST |
|---|---|
| City | DUBUQUE |
| State | IA |
| Zip | 52001-6908 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CI |
| Legal Description | LOT 4 & LOT 5 OF CITY LOT 610 |
| Legal Subdivision | LINCOLN |
| Legal Lot Number | 4-5,610 |
| Jurisdiction | DUBUQUE IA |
| Township / Civil Division | DUBUQUE |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 702 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Cathedral Historic District listed 1985 · 97 contributing resources · NRIS 85002501 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
486 W 4th St is owned and occupied by two individuals who bought it in February 1998.
Source: Dubuque County records, as of October 6, 2025
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 486 W 4TH ST, DUBUQUE, IA 52001-6908 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 10, 1998 · Amount on File |
| Deed Sale | Feb 10, 1998 · Amount on File |
| Deed Document Number | 00D-981762 |
| Record Updated | Jun 8, 2026 |
Source: Dubuque County assessment roll, as of May 1, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Dubuque County |
| Municipality | Dubuque City |
| Unified School District | Dubuque Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $132,800 Land $16,800 Building $116,000 | $132,800 Land $16,800 Building $116,000 | |
| 2024 | $842.00 | ||
| 2023 | $82,500 (+7.87%) Land $16,800 Building $65,700 | $82,500 Land $16,800 Building $65,700 | |
| 2022 | $1,318.00 | $76,480 Land $16,840 Building $59,640 | |
| 2021 | $76,480 Land $16,840 Building $59,640 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 486 W 4th St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective August 9, 2021
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 486 W 4th St is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 91% of Iowa |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | DUBUQUE WATER WORKS serves 59,667 people · EPA ID IA3126052 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2025 |
| Lead | 5 ppb (2021–2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 497 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Mediacom Xtream Cable · Fiber in parts of the area | 1,000 / 50 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Comelec Internet Services, ImOn Communications, Nextlink, Verizon.
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