Black Hawk County property record for 121 Dearborn Ave, Waterloo, IA 50703
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1.5 ba · 1,301 sqft · built 1905 |
| Lot Size | 0.13 acres (5,680 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $554 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8912-30-302-021 |
| Primary APN | 8912-30-302-021 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,301 sqft Living Area |
| 1st Floor Area | 839 sqft |
| Attic | Attic |
| Attic Area | 462 sqft |
| Basement Area | 839 sqft |
| Unfinished Basement | 839 sqft |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Year Built | Built 1905 |
|---|---|
| Effective Year Built | Effective 1905 |
| Exterior Material | Aluminum Siding |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 5,680 sqft (0.13 acres) |
| Lot Dimensions | 142 ft deep x 40 ft wide |
| Garage Type | Detached |
| Garage Area | 216 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Porch Area | 156 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 121 DEARBORN AVE |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50703-5127 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LINDEN PLACE W 40 FT LOT 20 BLK 16 |
| Legal Range | 12W |
| Legal Township | 89N |
| Legal Section | 30 |
| Legal Subdivision | LINDEN PLACE |
| Legal Block | 16 |
| Legal Lot Number | 20 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 2 |
| Census Block | 2029 |
| Census Tract | 800 |
121 Dearborn Ave is owned and occupied by an individual who acquired it in January 2022.
Source: Black Hawk County records, as of September 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 121 DEARBORN AVE, WATERLOO, IA 50703-5127 |
| 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 | Name on Deed |
|---|---|
| Last Transfer Date | Jan 4, 2022 |
| Transfer Doc | 0000013782 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 121 Dearborn Ave was $554 with a homeowner's exemption, up 21.5% from the year before.
Source: Black Hawk County assessment roll, as of October 17, 2025
| Type | Name |
|---|---|
| State | Iowa |
| County | Black Hawk County |
| Municipality | Waterloo City |
| Unified School District | Waterloo Community School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $554.00 (+21.49%) Homeowner's exemption | $61,570 Land $6,400 Building $55,170 | $61,570 Land $6,400 Building $55,170 |
| 2024 | $456.00 | ||
| 2023 | $53,340 (+16.54%) Land $6,400 Building $46,940 | $53,340 Land $6,400 Building $46,940 | |
| 2022 | $736.00 Homeowner's exemption | $45,770 Land $6,400 Building $39,370 | |
| 2021 | $45,770 Land $6,400 Building $39,370 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 121 Dearborn Ave in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1978.
Source: FEMA National Flood Hazard Layer, effective September 27, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 5 (1978–2013) |
| Claims Outside the SFHA | 3 of 5 |
| Most Recent Claim | May 2013 · river or lake 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.
The area around 121 Dearborn Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | WATERLOO WATER WORKS serves 69,504 people · EPA ID IA0790074 |
|---|---|
| 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, 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 571 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Metronet Fiber | 5,120 / 5,120 |
| Mediacom Xtream Cable · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GigFire, Nextlink, Waterloo Fiber.
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