Dubuque County property record for 310 Johnson St SW, Cascade, IA 52033
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · built 2018 |
| Lot Size | 0.154 acres (6,720 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $3,500 (Jun 1997) |
| Tax Bill | $396 (2024) |
| Flood Zone | Zone AE (high risk) |
| APN | 18-36-491-008 |
| Primary APN | 18-36-491-008 |
|---|
| Full Baths | 1 Bath |
|---|
| Year Built | Built 2018 |
|---|---|
| Lot Area | 6,720 sqft (0.154 acres) |
| Lot Dimensions | 56 ft deep x 120 ft wide |
| Garage Type | Detached |
| Garage Area | 572 sqft |
| Cooling System | Central |
|---|
| Street Address | 310 JOHNSON ST SW |
|---|---|
| City | CASCADE |
| State | IA |
| Zip | 52033-7745 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CO |
| Legal Description | LOT 7 BLOCK 9 WEST CASCADE (ORIG TOWN); |
| Legal Subdivision | WEST CASCADE |
| Legal Block | 9 |
| Legal Lot Number | 7 |
| Jurisdiction | DUBUQUE IA |
| Township / Civil Division | CASCADE |
| Census Block Group | 4 |
| Census Block | 4079 |
| Census Tract | 10400 |
310 Johnson St SW is owned and occupied by two individuals who bought it in June 1997.
Source: Dubuque County records, as of October 6, 2025
| Owner of Record | 2 Individual Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 310 JOHNSON ST SW, CASCADE, IA 52033-7745 |
| 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 | Jun 23, 1997 · Amount on File |
| Deed Sale | Jun 23, 1997 · Amount on File |
| Deed Document Number | 00D-976917 |
| Record Updated | Jun 8, 2026 |
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 | $29,500 Land $12,400 Building $17,100 | $29,500 Land $12,400 Building $17,100 | |
| 2024 | $396.00 | ||
| 2023 | $27,900 (+8.27%) Land $12,400 Building $15,500 | $27,900 Land $12,400 Building $15,500 | |
| 2022 | $408.00 | $25,770 Land $17,350 Building $8,420 | |
| 2021 | $25,770 Land $17,350 Building $8,420 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 310 Johnson St 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 | 3 in force |
| Nearby Flood Claims | 2 (1999–2019) |
| Most Recent Claim | Mar 2019 · Severe Storms And Flooding |
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 310 Johnson St SW is low, with 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 80% of the US · above 49% of Iowa |
|---|---|
| Wildfire Likelihood | 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 | 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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