Dubuque County property record for 20742 Cobblestone Ln, Dubuque, IA 52001
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 6 ba · 2,530 sqft · built 2000 |
| Lot Size | 5.4 acres (235,224 sqft) |
| Owner | 2 Owner Names on Record |
| Last Sale | $925,000 (Mar 2010) |
| Tax Bill | $11,330 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 06-23-100-014 |
| Primary APN | 06-23-100-014 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 6 Baths |
| Half Baths | 4 Half Baths |
| Plumbing Fixtures | 16 Plumbing Fixtures |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,530 sqft Living Area |
| 1st Floor Area | 2,530 sqft |
| Basement Area | 2,530 sqft |
| Finished Basement | 1,500 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 2 Fireplaces |
| Fireplace | Fireplace |
| Year Built | Built 2000 |
|---|---|
| Architectural Style | Ranch |
| Exterior Material | Brick |
| Construction Type | Brick |
| Foundation Type | Concrete |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 235,224 sqft (5.4 acres) |
| Garage Type | Attached |
| Garage Area | 886 sqft |
| Parking Spaces | 4 Parking Spaces |
| Pool Area | 1,100 sqft |
|---|---|
| Porch | Open Porch |
| Porch Area | 295 sqft |
| Deck Area | 966 sqft |
| Patio Area | 3,600 sqft |
| Sports Court | Sports Court |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Street Address | 20742 COBBLESTONE LN |
|---|---|
| City | DUBUQUE |
| State | IA |
| Zip | 52001-9635 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CO |
| Legal Description | LOT 8 GRAND RIVER BLUFFS; |
| Legal Subdivision | GRAND RIVER BLUFFS |
| Legal Lot Number | 8 |
| Jurisdiction | DUBUQUE IA |
| Township / Civil Division | PERU |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 10600 |
Source: Dubuque County records, as of October 6, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Owner Names on Record |
|---|---|
| Mailing Address | 20742 COBBLESTONE LN, DUBUQUE, IA 52001-9635 |
| Occupancy | Owner Occupied |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 25, 2010 · Amount on Record |
| Deed Sale | Mar 25, 2010 · Amount on Record |
| Deed Document Number | 0000103767 |
| Deed Book / Page | 10 / 3767 |
| Record Updated | Jun 8, 2026 |
Source: Dubuque County assessment roll, as of May 1, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Dubuque County |
| Unified School District | Dubuque Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,085,100 (+9.3%) Land $264,700 Building $820,400 | $1,085,100 (+6.41%) Land $264,700 Building $820,400 | |
| 2024 | $11,330.00 (-3.82%) | ||
| 2023 | $992,800 (+17.5%) Land $236,000 Building $756,800 | $1,019,700 (+16.96%) | |
| 2022 | $11,780.00 Homeowner's exemption | $844,970 Land $232,160 Building $612,810 | |
| 2021 | $871,870 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective August 9, 2021 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 14 (1991–2011) |
| Most Recent Claim | Jul 2011 · 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.
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: FCC Broadband Data Collection, based on 9 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Maquoketa Valley Electric Cooperative Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Comelec Internet Services, Nextlink.
4G LTE (outdoors only), no 5G reported
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