Dubuque County property record for 520 Rhomberg Ave, Dubuque, IA 52001
| Property Type | Quadplex |
|---|---|
| Details | 4 bd · 7 ba · 3,168 sqft · built 1888 |
| Lot Size | 0.133 acres (5,814 sqft) |
| Owner | Company Name on File |
| Last Sale | $30,650 (May 2013) |
| Tax Bill | $1,518 (2024) |
| Deeds & Mortgages | Dec 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-24-230-005 |
| Primary APN | 10-24-230-005 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 7 Baths |
| Half Baths | 3 Half Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 3,168 sqft Total Area |
| 1st Floor Area | 1,584 sqft |
| Basement Area | 1,584 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1888 |
|---|---|
| Architectural Style | Other |
| Exterior Material | Vinyl |
| Construction Type | Wood Frame |
| Foundation Type | Stone |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 5,814 sqft (0.133 acres) |
| Porch | Open Porch |
| Porch Area | 140 sqft |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Water Source | Commercial |
| Street Address | 520 RHOMBERG AVE |
|---|---|
| City | DUBUQUE |
| State | IA |
| Zip | 52001-3561 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | CI |
| Legal Description | LOTS 1-28 & 1-29 ALL IN HIGH STREET SUB |
| Legal Subdivision | ALL IN HIGH STREET SUB |
| Legal Lot Number | 1-29 2 |
| Jurisdiction | DUBUQUE IA |
| Township / Civil Division | DUBUQUE |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 500 |
520 Rhomberg Ave, a quadplex, is owned by a company that bought it in May 2013.
Source: Dubuque County records, as of October 6, 2025
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 8505 SOUTHERN HILLS CT, DUBUQUE, IA 52003-8980 |
| Owner Type | Company |
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 | Name on Deed |
|---|---|
| Last Sale | May 13, 2013 · Amount on File |
| Deed Sale | May 13, 2013 · Amount on File |
| Deed Document Number | 0000138032 |
| Record Updated | Jun 7, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | DUBUQUE IA |
| Property Address | 520 RHOMBERG AVE, DUBUQUE, IA 52001-3561 |
| Transaction Type | Mortgage |
| Record Updated | Jan 12, 2026 |
| Name | Verified Name |
|---|
| Document Number | 0000014097 |
|---|---|
| Date | Dec 30, 2025 |
| Instrument | 2025-00014097 |
| Name | FIRST COMMUNITY BANK OF GALENA A BRANCH |
|---|---|
| Address | 101 EXCHANGE ST, GALENA, IL 61036 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
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 | $129,300 Land $34,900 Building $94,400 | $129,300 Land $34,900 Building $94,400 | |
| 2024 | $1,518.00 | ||
| 2023 | $105,500 (+22.96%) Land $20,900 Building $84,600 | $105,500 Land $20,900 Building $84,600 | |
| 2022 | $1,480.00 | $85,800 Land $20,930 Building $64,870 | |
| 2021 | $85,800 Land $20,930 Building $64,870 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 520 Rhomberg Ave 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 520 Rhomberg Ave 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 685 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| ImOn Communications Fiber | 1,000 / 1,000 |
| Mediacom Xtream Cable · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| CenturyLink DSL · Fiber in parts of the area | 140 / 20 |
May also be available: Comelec Internet Services.
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