Black Hawk County property record for 623 Downing Ave, Waterloo, IA 50701
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 768 sqft · built 1962 |
| Lot Size | 0.217 acres (9,450 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,704 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 8913-27-151-010 |
| Primary APN | 8913-27-151-010 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 768 sqft Living Area |
| 1st Floor Area | 768 sqft |
| Basement Area | 768 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Exterior Material | Vinyl |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Asphalt |
| Lot Area | 9,450 sqft (0.217 acres) |
| Lot Dimensions | 150 ft deep x 63 ft wide |
| Garage Type | Detached |
| Garage Area | 720 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Street Address | 623 DOWNING AVE |
|---|---|
| City | WATERLOO |
| State | IA |
| Zip | 50701-2436 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | AUD PLAT OF PART OF MEADOWDALE W 63 FT EXC S 147 FT LOT 3 |
| Legal Range | 13W |
| Legal Township | 89N |
| Legal Section | 27 |
| Legal Subdivision | AUD PLAT OF PART OF MEADOWDALE |
| Legal Lot Number | 3 |
| Jurisdiction | BLACK HAWK IA |
| Township / Civil Division | WATERLOO |
| Census Block Group | 2 |
| Census Block | 2035 |
| Census Tract | 1502 |
623 Downing Ave is owned and occupied by an individual.
Source: Black Hawk County records, as of September 1, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 623 DOWNING AVE, WATERLOO, IA 50701-2436 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 623 Downing Ave was $2,704 with a homeowner's exemption, up 14.3% 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 | $2,704.00 (+14.29%) Homeowner's exemption | $143,400 Land $20,890 Building $122,510 | $143,400 Land $20,890 Building $122,510 |
| 2024 | $2,366.00 | ||
| 2023 | $119,300 (+26.44%) Land $20,890 Building $98,410 | $119,300 Land $20,890 Building $98,410 | |
| 2022 | $1,878.00 Homeowner's exemption | $94,350 Land $20,890 Building $73,460 | |
| 2021 | $94,350 Land $20,890 Building $73,460 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 623 Downing Ave in Zone X, where a levee reduces flood risk, though there have been 19 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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 19 (1978–2013) |
| Claims Outside the SFHA | 5 of 19 |
| Most Recent Claim | May 2013 · rainfall accumulation |
| 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.
The area around 623 Downing 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 387 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Metronet Fiber | 5,120 / 5,120 |
| Mediacom Xtream Cable | 1,000 / 50 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: GigFire, Nextlink, Verizon.
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