Dubuque County property record for 520 Central Ave, Dubuque, IA 52001 · Last verified October 2025
| Property Type | Office Building |
|---|---|
| Details | 768 sqft · built 1986 |
| Lot Size | 0.179 acres (7,816 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $150,000 (Sep 2010) |
| Tax Bill | $2,686 (2024) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 10-25-233-011 |
| Primary APN | 10-25-233-011 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 768 sqft Gross Area |
| 1st Floor Area | 768 sqft |
| Year Built | Built 1986 |
|---|---|
| Exterior Material | Brick Veneer |
| Roof Material | Shingle |
| Lot Area | 7,816 sqft (0.179 acres) |
| Shed | 1 Shed |
| Water Source | Commercial |
|---|
| Street Address | 520 CENTRAL AVE |
|---|---|
| City | DUBUQUE |
| State | IA |
| Zip | 52001-7026 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Legal Description | N 26'7" OF CITY LOT 298 & CITY LOT 297 |
| Legal Lot Number | 297,298 |
| Jurisdiction | DUBUQUE IA |
| Township / Civil Division | DUBUQUE |
| Census Block Group | 2 |
| Census Block | 2015 |
| Census Tract | 100 |
Source: Dubuque County records · APN 10-25-233-011
Assessment roll updated May 1, 2025 · Last verified October 2025
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 | 520 CENTRAL AVE, DUBUQUE, IA 52001-7026 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 03, 2010 · Amount on Record |
| Deed Sale | Sep 03, 2010 · Amount on Record |
| Deed Document Number | 2010-00013058 |
| Record Updated | Jun 08, 2026 |
Source: Dubuque County records · Assessment roll updated May 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Dubuque County |
| Municipality | Dubuque City |
| Unified School District | Dubuque Community School District (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 | $191,300 (+12.93%) Land $63,300 Building $128,000 | $191,300 (+12.93%) Land $63,300 Building $128,000 | |
| 2024 | $2,686.00 (+6.93%) | ||
| 2023 | $169,400 (+16.31%) Land $56,300 Building $113,100 | $169,400 (+16.31%) Land $56,300 Building $113,100 | |
| 2022 | $2,512.00 | $145,640 Land $56,280 Building $89,360 | |
| 2021 | $145,640 Land $56,280 Building $89,360 |
Source: FEMA National Flood Hazard Layer, Dubuque County (19061C), updated August 9, 2021 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Reduced by levee depends on levee performance |
| 500-Year Floodplain | 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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 497 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Mediacom Communications | Cable | 1,000 / 50 |
| Lumen Technologies | DSL | 140 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Hawkeye Topco Holdings, Verizon, AMG Technology Investment Group, Comelec Services, Mediacom Communications, Lumen Technologies. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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