Dubuque County property record for 309 4th Ave SW, Cascade, IA 52033
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,383 sqft · built 1845 |
| Lot Size | 0.125 acres (5,460 sqft) |
| Owner | Individual Name on File |
| Last Sale | $32,500 (Oct 2020) |
| Tax Bill | $926 (2024) |
| Deeds & Mortgages | Oct 2020 Sale |
| Flood Zone | Zone AE (high risk) |
| APN | 18-36-493-001 |
| Primary APN | 18-36-493-001 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,383 sqft Living Area |
| 1st Floor Area | 1,383 sqft |
| Basement Area | 1,037 sqft |
| Interior Walls | Plaster |
| Year Built | Built 1845 |
|---|---|
| Architectural Style | Traditional |
| Exterior Material | Vinyl |
| Construction Type | Wood Frame |
| Foundation Type | Stone |
| Roof Type | Gable |
| Roof Material | Metal |
| Lot Area | 5,460 sqft (0.125 acres) |
| Lot Dimensions | 91 ft deep x 60 ft wide |
| Garage Type | Detached |
| Garage Area | 640 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | Forced Air |
| Heating Fuel | Gas |
| Water Source | Commercial |
| Street Address | 309 4TH AVE SW |
|---|---|
| City | CASCADE |
| State | IA |
| Zip | 52033-9791 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CO |
| Legal Description | LOT 3 BLOCK 7 WEST CASCADE (ORIG TOWN); |
| Legal Subdivision | WEST CASCADE |
| Legal Block | 7 |
| Legal Lot Number | 3 |
| Jurisdiction | DUBUQUE IA |
| Township / Civil Division | CASCADE |
| Census Block Group | 1 |
| Census Block | 1050 |
| Census Tract | 10300 |
309 4th Ave SW is owned by an individual who bought it in October 2020.
Source: Dubuque County records, as of October 6, 2025
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 407 13TH AVE SE, DYERSVILLE, IA 52040-1953 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Oct 15, 2020 · Amount on File |
| Deed Sale | Oct 15, 2020 · Amount on File |
| Prior Sale | Nov 26, 2013 · Amount on File |
| Deed Document Number | 2020-00015881 |
| Record Updated | Jun 8, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | DUBUQUE IA |
| Recording Date | Oct 15, 2020 |
| Property Address | 309 4TH AVE SW, CASCADE, IA 52033-9791 |
| Document Number | 0000015881 |
| Instrument Date | Oct 9, 2020 |
| Instrument | 15881 |
| Transaction Type | Transfer |
| Record Updated | Nov 2, 2020 |
| Title Company | NOT AVAILABLE |
| Amount | Amount on Record |
|---|---|
| Tax | $51.00 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 407 13TH AVE SE DYERSVILLE IA 520401953, DYERSVILLE, IA 52040-1953 |
Source: Dubuque County assessment roll, as of May 1, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Dubuque County |
| Municipality | Cascade City |
| Unified School District | Western Dubuque County Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $71,600 Land $14,100 Building $57,500 | $71,600 Land $14,100 Building $57,500 | |
| 2024 | $926.00 | ||
| 2023 | $65,300 (+8.69%) Land $14,100 Building $51,200 | $65,300 Land $14,100 Building $51,200 | |
| 2022 | $950.00 | $60,080 Land $17,640 Building $42,440 | |
| 2021 | $60,080 Land $17,640 Building $42,440 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 309 4th Ave SW in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective August 9, 2021 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Nearby Flood Policies | 4 in force |
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.
Wildfire risk around 309 4th Ave SW is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 49% of Iowa |
|---|---|
| Wildfire Likelihood | 0.02% 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 | CASCADE MUNICIPAL WATER SUPPLY serves 2,386 people · EPA ID IA3118080 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2025 |
| Lead | Under 1 ppb (2023–2025) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 283 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Cascade Communications Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| GigFire Fixed Wireless | 150 / 130 |
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