Black Hawk County property record for 404 Williston Ave, Waterloo, IA 50702
| Property Type | Duplex |
|---|---|
| Details | 2 bd · 2.5 ba · 1,344 sqft · built 1948 |
| Lot Size | 0.129 acres (5,616 sqft) |
| Owner | Company Name on File |
| Last Sale | $74,500 (Feb 2012) |
| Tax Bill | $2,672 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8913-35-126-001 |
| Primary APN | 8913-35-126-001 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,344 sqft Total Area |
| 1st Floor Area | 1,344 sqft |
| Basement Area | 1,344 sqft |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | Duplex Single |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Asphalt |
| Lot Area | 5,616 sqft (0.129 acres) |
| Lot Dimensions | 54 ft deep x 104 ft wide |
| Garage Type | Detached |
| Garage Area | 396 sqft |
| Parking Spaces | 1 Parking Space |
| Patio Area | 112 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 404 WILLISTON AVE |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50702-2936 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | FAYS ADDITION LOT 6 BLK 2 |
| Legal Range | 13W |
| Legal Township | 89N |
| Legal Section | 35 |
| Legal Subdivision | FAYS ADDITION |
| Legal Block | 2 |
| Legal Lot Number | 6 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 1100 |
Source: Black Hawk County records · APN 8913-35-126-001
Assessment roll updated October 17, 2025 · Last verified June 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 13600 S PARKER RD, HOMER GLEN, IL 60491-9681 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 28, 2012 · Amount on Record |
| Deed Sale | Feb 28, 2012 · Amount on Record |
| Prior Sale | Sep 29, 2009 · Amount on Record |
| Deed Document Number | 201215876 |
| Record Updated | Sep 20, 2026 |
Source: Black Hawk County records · Assessment roll updated October 17, 2025 · Last verified June 2026
| Type | Name |
|---|---|
| State | Iowa |
| County | Black Hawk County |
| Municipality | Waterloo City |
| Unified School District | Waterloo 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 | $2,672.00 | $132,180 (+7.34%) Land $17,340 Building $114,840 | $132,180 (+7.34%) Land $17,340 Building $114,840 |
| 2024 | $2,672.00 (+25.68%) | ||
| 2023 | $123,140 (+27.17%) Land $17,340 Building $105,800 | $123,140 (+27.17%) Land $17,340 Building $105,800 | |
| 2022 | $2,126.00 | $96,830 Land $17,340 Building $79,490 | |
| 2021 | $96,830 Land $17,340 Building $79,490 |
Source: FEMA National Flood Hazard Layer as of September 27, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (2010) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jul 2010 · Severe Storms, Flooding, And Tornadoes |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Waterloo Telecommunications Utility Fiber | 10,000 / 10,000 |
| Metronet Holdings Fiber | 5,120 / 5,120 |
| Mediacom Communications Cable · Fiber in parts of the area | 1,000 / 50 |
May also be available: AMG Technology Investment Group, LTD Broadband, T-Mobile USA, Verizon.
Based on FCC filings for 734 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | WATERLOO WATER WORKS serves 69,504 people |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Nov 2023 |
| Lead | 2 ppb (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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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